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<li class="navelem"><a class="el" href="dir_120ed4da3e3217b1e7fc0b4f48568e79.html">test</a></li><li class="navelem"><a class="el" href="dir_7ab758b8a77751d62709b12ccae53e10.html">app</a></li> </ul>
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<div class="headertitle"><div class="title">ReducedOffer_test.cpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#include &lt;test/jtx.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include &lt;xrpl/protocol/Feature.h&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;xrpl/protocol/Quality.h&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include &lt;xrpl/protocol/jss.h&gt;</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/initializer_list.html">initializer_list</a>&gt;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="keyword">namespace </span>test {</div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="foldopen" id="foldopen00012" data-start="{" data-end="};">
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html"> 12</a></span><span class="keyword">class </span><a class="code hl_class" href="classripple_1_1test_1_1ReducedOffer__test.html">ReducedOffer_test</a> : <span class="keyword">public</span> <a class="code hl_class" href="classbeast_1_1unit__test_1_1suite.html">beast::unit_test::suite</a></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span>{</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> <span class="keyword">static</span> <span class="keyword">auto</span></div>
<div class="foldopen" id="foldopen00015" data-start="{" data-end="}">
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645"> 15</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645">ledgerEntryOffer</a>(</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">jtx::Env</a>&amp; env,</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">jtx::Account</a> <span class="keyword">const</span>&amp; acct,</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> offer_seq)</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> {</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> <a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> jvParams;</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> jvParams[jss::offer][jss::account] = acct.<a class="code hl_function" href="classripple_1_1test_1_1jtx_1_1Account.html#af418ef1752815f3b0d0c80e7e9891004">human</a>();</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> jvParams[jss::offer][jss::seq] = offer_seq;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> <span class="keywordflow">return</span> env.<a class="code hl_function" href="classripple_1_1test_1_1jtx_1_1Env.html#ad69855b4b26fc3c83922c5783487592c">rpc</a>(</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <span class="stringliteral">&quot;json&quot;</span>, <span class="stringliteral">&quot;ledger_entry&quot;</span>, <a class="code hl_function" href="namespaceripple.html#ac124fe6744b7fe887dec949b56b16d50">to_string</a>(jvParams))[jss::result];</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> }</div>
</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">static</span> <span class="keywordtype">bool</span></div>
<div class="foldopen" id="foldopen00028" data-start="{" data-end="}">
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600"> 28</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">offerInLedger</a>(</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">jtx::Env</a>&amp; env,</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">jtx::Account</a> <span class="keyword">const</span>&amp; acct,</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> offerSeq)</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> {</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> ledgerOffer = <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645">ledgerEntryOffer</a>(env, acct, offerSeq);</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keywordflow">return</span> !(</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> ledgerOffer.<a class="code hl_function" href="classJson_1_1Value.html#abfa90c81f6aee7877bd5fb4c8445994f">isMember</a>(jss::error) &amp;&amp;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> ledgerOffer[jss::error].<a class="code hl_function" href="classJson_1_1Value.html#ab0d86bf425efefd03513e8dbfaca317b">asString</a>() == <span class="stringliteral">&quot;entryNotFound&quot;</span>);</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> }</div>
</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// Common code to clean up unneeded offers.</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">static</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00041" data-start="{" data-end="}">
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd"> 41</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">jtx::Env</a>&amp; env,</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/initializer_list.html">std::initializer_list</a>&lt;<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair&lt;jtx::Account const&amp;, std::uint32_t&gt;</a>&gt;</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> list)</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> {</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> [acct, offerSeq] : list)</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#afd83a8b3855491e6341e1753822f7dc0">offer_cancel</a>(acct, offerSeq));</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> env.<a class="code hl_function" href="classripple_1_1test_1_1jtx_1_1Env.html#a69095691c9bcfab1f3d69c645f2dbe33">close</a>();</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> }</div>
</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00053" data-start="{" data-end="}">
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#af97040a2cb1a2d482cd8874609193bd2"> 53</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#af97040a2cb1a2d482cd8874609193bd2">testPartialCrossNewXrpIouQChange</a>()</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> {</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;exercise partial cross new XRP/IOU offer Q change&quot;</span>);</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">using namespace </span>jtx;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">auto</span> <span class="keyword">const</span> gw = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;gateway&quot;</span>};</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">auto</span> <span class="keyword">const</span> alice = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;alice&quot;</span>};</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">auto</span> <span class="keyword">const</span> bob = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;bob&quot;</span>};</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">auto</span> <span class="keyword">const</span> USD = gw[<span class="stringliteral">&quot;USD&quot;</span>];</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> {</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">Env</a> env{*<span class="keyword">this</span>, <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e5379a68ca5b5ae718e77312c2f1f94">testable_amendments</a>()};</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// Make sure none of the offers we generate are under funded.</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> env.fund(<a class="code hl_variable" href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">XRP</a>(10&#39;000&#39;000), gw, alice, bob);</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> env.close();</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> </div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">trust</a>(alice, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">trust</a>(bob, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> env.close();</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, bob, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> env.close();</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="comment">// Lambda that:</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// 1. Exercises one offer pair,</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="comment">// 2. Collects the results, and</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="comment">// 3. Cleans up for the next offer pair.</span></div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="comment">// Returns 1 if the crossed offer has a bad rate for the book.</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">auto</span> exerciseOfferPair =</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> [<span class="keyword">this</span>, &amp;env, &amp;alice, &amp;bob](</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> Amounts <span class="keyword">const</span>&amp; inLedger,</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> Amounts <span class="keyword">const</span>&amp; newOffer) -&gt; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> {</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="comment">// Put inLedger offer in the ledger so newOffer can cross it.</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> aliceOfferSeq = env.seq(alice);</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(alice, inLedger.in, inLedger.out));</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> env.close();</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// Now alice&#39;s offer will partially cross bob&#39;s offer.</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> initialRate = Quality(newOffer).rate();</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> bobOfferSeq = env.seq(bob);</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> bobInitialBalance = env.balance(bob);</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> bobsFee = env.current()-&gt;fees().base;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(bob, newOffer.in, newOffer.out, <a class="code hl_variable" href="namespaceripple.html#ad3bc01fc1c4e0e3191802ff3192c5493">tfSell</a>),</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1fee.html">fee</a>(bobsFee));</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> env.close();</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> bobFinalBalance = env.balance(bob);</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="comment">// alice&#39;s offer should be fully crossed and so gone from</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// the ledger.</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keywordflow">if</span> (!BEAST_EXPECT(!<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">offerInLedger</a>(env, alice, aliceOfferSeq)))</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// If the in-ledger offer was not consumed then further</span></div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="comment">// results are meaningless.</span></div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">return</span> 1;</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// bob&#39;s offer should be in the ledger, but reduced in size.</span></div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> badRate = 1;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> {</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> bobOffer =</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645">ledgerEntryOffer</a>(env, bob, bobOfferSeq);</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> reducedTakerGets = <a class="code hl_function" href="namespaceripple.html#a3c25b36b542a985c4f2d344df683a2dd">amountFromJson</a>(</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> sfTakerGets, bobOffer[jss::node][sfTakerGets.jsonName]);</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> reducedTakerPays = <a class="code hl_function" href="namespaceripple.html#a3c25b36b542a985c4f2d344df683a2dd">amountFromJson</a>(</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> sfTakerPays, bobOffer[jss::node][sfTakerPays.jsonName]);</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> bobGot =</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> env.balance(bob) + bobsFee - bobInitialBalance;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> BEAST_EXPECT(reducedTakerPays &lt; newOffer.in);</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> BEAST_EXPECT(reducedTakerGets &lt; newOffer.out);</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> inLedgerRate =</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> Quality(Amounts{reducedTakerPays, reducedTakerGets})</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> .<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e8d814b8820ce0b6979abde0d6a2618">rate</a>();</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> badRate = inLedgerRate &gt; initialRate ? 1 : 0;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// If the inLedgerRate is less than initial rate, then</span></div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="comment">// incrementing the mantissa of the reduced taker pays</span></div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="comment">// should result in a rate higher than initial. Check</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="comment">// this to verify that the largest allowable TakerPays</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="comment">// was computed.</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">if</span> (badRate == 0)</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> {</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> tweakedTakerPays =</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> reducedTakerPays + <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">drops</a>(1);</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> tweakedRate =</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> Quality(Amounts{tweakedTakerPays, reducedTakerGets})</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> .<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e8d814b8820ce0b6979abde0d6a2618">rate</a>();</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> BEAST_EXPECT(tweakedRate &gt; initialRate);</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> }</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span><span class="preprocessor">#if 0</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;Placed rate: &quot;</span> &lt;&lt; initialRate</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> &lt;&lt; <span class="stringliteral">&quot;; in-ledger rate: &quot;</span> &lt;&lt; inLedgerRate</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> &lt;&lt; <span class="stringliteral">&quot;; TakerPays: &quot;</span> &lt;&lt; reducedTakerPays</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> &lt;&lt; <span class="stringliteral">&quot;; TakerGets: &quot;</span> &lt;&lt; reducedTakerGets</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> &lt;&lt; <span class="stringliteral">&quot;; bob already got: &quot;</span> &lt;&lt; bobGot &lt;&lt; <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="comment">// #else</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string_view.html">std::string_view</a> filler =</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> inLedgerRate &gt; initialRate ? <span class="stringliteral">&quot;**&quot;</span> : <span class="stringliteral">&quot; &quot;</span>;</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;| `&quot;</span> &lt;&lt; reducedTakerGets &lt;&lt; <span class="stringliteral">&quot;` | `&quot;</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> &lt;&lt; reducedTakerPays &lt;&lt; <span class="stringliteral">&quot;` | `&quot;</span> &lt;&lt; initialRate</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> &lt;&lt; <span class="stringliteral">&quot;` | &quot;</span> &lt;&lt; filler &lt;&lt; <span class="stringliteral">&quot;`&quot;</span> &lt;&lt; inLedgerRate &lt;&lt; <span class="stringliteral">&quot;`&quot;</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> &lt;&lt; filler &lt;&lt; <span class="stringliteral">&quot; |`&quot;</span> &lt;&lt; <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> }</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// In preparation for the next iteration make sure the two</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="comment">// offers are gone from the ledger.</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> env, {{alice, aliceOfferSeq}, {bob, bobOfferSeq}});</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">return</span> badRate;</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> };</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="comment">// bob&#39;s offer (the new offer) is the same every time:</span></div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> Amounts <span class="keyword">const</span> bobsOffer{</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a>(<a class="code hl_variable" href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">XRP</a>(1)), <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a>(USD.issue(), 1, 0)};</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> </div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="comment">// alice&#39;s offer has a slightly smaller TakerPays with each</span></div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="comment">// iteration. This should mean that the size of the offer bob</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// places in the ledger should increase with each iteration.</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> blockedCount = 0;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="keywordflow">for</span> (<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> mantissaReduce = 1&#39;000&#39;000&#39;000ull;</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> mantissaReduce &lt;= 5&#39;000&#39;000&#39;000ull;</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> mantissaReduce += 20&#39;000&#39;000ull)</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> {</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> aliceUSD{</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> bobsOffer.out.<a class="code hl_function" href="classripple_1_1STAmount.html#acab76380a95d902071fd26ab3425bbe5">issue</a>(),</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> bobsOffer.out.mantissa() - mantissaReduce,</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> bobsOffer.out.exponent()};</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> aliceXRP{</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> bobsOffer.in.<a class="code hl_function" href="classripple_1_1STAmount.html#acab76380a95d902071fd26ab3425bbe5">issue</a>(), bobsOffer.in.mantissa() - 1};</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> Amounts alicesOffer{aliceUSD, aliceXRP};</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> blockedCount += exerciseOfferPair(alicesOffer, bobsOffer);</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> }</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <span class="comment">// None of the test cases should produce a potentially blocking</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// rate.</span></div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> BEAST_EXPECT(blockedCount == 0);</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> }</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> }</div>
</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00195" data-start="{" data-end="}">
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#a0758e8571bf425b099998d7f0ed3dd13"> 195</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a0758e8571bf425b099998d7f0ed3dd13">testPartialCrossOldXrpIouQChange</a>()</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> {</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;exercise partial cross old XRP/IOU offer Q change&quot;</span>);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keyword">using namespace </span>jtx;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="keyword">auto</span> <span class="keyword">const</span> gw = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;gateway&quot;</span>};</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keyword">auto</span> <span class="keyword">const</span> alice = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;alice&quot;</span>};</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">auto</span> <span class="keyword">const</span> bob = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;bob&quot;</span>};</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="keyword">auto</span> <span class="keyword">const</span> USD = gw[<span class="stringliteral">&quot;USD&quot;</span>];</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> {</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// Make sure none of the offers we generate are under funded.</span></div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">Env</a> env{*<span class="keyword">this</span>, <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e5379a68ca5b5ae718e77312c2f1f94">testable_amendments</a>()};</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> env.fund(<a class="code hl_variable" href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">XRP</a>(10&#39;000&#39;000), gw, alice, bob);</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> env.close();</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">trust</a>(alice, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">trust</a>(bob, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> env.close();</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, alice, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> env.close();</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="comment">// Lambda that:</span></div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="comment">// 1. Exercises one offer pair,</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="comment">// 2. Collects the results, and</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="comment">// 3. Cleans up for the next offer pair.</span></div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keyword">auto</span> exerciseOfferPair =</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> [<span class="keyword">this</span>, &amp;env, &amp;alice, &amp;bob](</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> Amounts <span class="keyword">const</span>&amp; inLedger,</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> Amounts <span class="keyword">const</span>&amp; newOffer) -&gt; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> {</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <span class="comment">// Get the inLedger offer into the ledger so newOffer can cross</span></div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="comment">// it.</span></div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> initialRate = Quality(inLedger).rate();</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> aliceOfferSeq = env.seq(alice);</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(alice, inLedger.in, inLedger.out));</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> env.close();</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="comment">// Now bob&#39;s offer will partially cross alice&#39;s offer.</span></div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> bobOfferSeq = env.seq(bob);</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> aliceInitialBalance = env.balance(alice);</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(bob, newOffer.in, newOffer.out));</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> env.close();</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> aliceFinalBalance = env.balance(alice);</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="comment">// bob&#39;s offer should not have made it into the ledger.</span></div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <span class="keywordflow">if</span> (!BEAST_EXPECT(!<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">offerInLedger</a>(env, bob, bobOfferSeq)))</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> {</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="comment">// If the in-ledger offer was not consumed then further</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <span class="comment">// results are meaningless.</span></div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> env, {{alice, aliceOfferSeq}, {bob, bobOfferSeq}});</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="keywordflow">return</span> 1;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> }</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="comment">// alice&#39;s offer should still be in the ledger, but reduced in</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="comment">// size.</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> badRate = 1;</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> {</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> aliceOffer =</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645">ledgerEntryOffer</a>(env, alice, aliceOfferSeq);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> reducedTakerGets = <a class="code hl_function" href="namespaceripple.html#a3c25b36b542a985c4f2d344df683a2dd">amountFromJson</a>(</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> sfTakerGets,</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> aliceOffer[jss::node][sfTakerGets.jsonName]);</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> reducedTakerPays = <a class="code hl_function" href="namespaceripple.html#a3c25b36b542a985c4f2d344df683a2dd">amountFromJson</a>(</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> sfTakerPays,</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> aliceOffer[jss::node][sfTakerPays.jsonName]);</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> aliceGot =</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> env.balance(alice) - aliceInitialBalance;</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> BEAST_EXPECT(reducedTakerPays &lt; inLedger.in);</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> BEAST_EXPECT(reducedTakerGets &lt; inLedger.out);</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> inLedgerRate =</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> Quality(Amounts{reducedTakerPays, reducedTakerGets})</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> .<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e8d814b8820ce0b6979abde0d6a2618">rate</a>();</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> badRate = inLedgerRate &gt; initialRate ? 1 : 0;</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="comment">// If the inLedgerRate is less than initial rate, then</span></div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="comment">// incrementing the mantissa of the reduced taker pays</span></div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="comment">// should result in a rate higher than initial. Check</span></div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <span class="comment">// this to verify that the largest allowable TakerPays</span></div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="comment">// was computed.</span></div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <span class="keywordflow">if</span> (badRate == 0)</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> {</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> tweakedTakerPays =</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> reducedTakerPays + <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">drops</a>(1);</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> tweakedRate =</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> Quality(Amounts{tweakedTakerPays, reducedTakerGets})</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> .<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e8d814b8820ce0b6979abde0d6a2618">rate</a>();</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> BEAST_EXPECT(tweakedRate &gt; initialRate);</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> }</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span><span class="preprocessor">#if 0</span></div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;Placed rate: &quot;</span> &lt;&lt; initialRate</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> &lt;&lt; <span class="stringliteral">&quot;; in-ledger rate: &quot;</span> &lt;&lt; inLedgerRate</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> &lt;&lt; <span class="stringliteral">&quot;; TakerPays: &quot;</span> &lt;&lt; reducedTakerPays</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> &lt;&lt; <span class="stringliteral">&quot;; TakerGets: &quot;</span> &lt;&lt; reducedTakerGets</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> &lt;&lt; <span class="stringliteral">&quot;; alice already got: &quot;</span> &lt;&lt; aliceGot</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> &lt;&lt; <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span><span class="comment">// #else</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string_view.html">std::string_view</a> filler = badRate ? <span class="stringliteral">&quot;**&quot;</span> : <span class="stringliteral">&quot; &quot;</span>;</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;| `&quot;</span> &lt;&lt; reducedTakerGets &lt;&lt; <span class="stringliteral">&quot;` | `&quot;</span></div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> &lt;&lt; reducedTakerPays &lt;&lt; <span class="stringliteral">&quot;` | `&quot;</span> &lt;&lt; initialRate</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> &lt;&lt; <span class="stringliteral">&quot;` | &quot;</span> &lt;&lt; filler &lt;&lt; <span class="stringliteral">&quot;`&quot;</span> &lt;&lt; inLedgerRate &lt;&lt; <span class="stringliteral">&quot;`&quot;</span></div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> &lt;&lt; filler &lt;&lt; <span class="stringliteral">&quot; | `&quot;</span> &lt;&lt; aliceGot &lt;&lt; <span class="stringliteral">&quot;` |&quot;</span></div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> &lt;&lt; <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> }</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="comment">// In preparation for the next iteration make sure the two</span></div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="comment">// offers are gone from the ledger.</span></div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> env, {{alice, aliceOfferSeq}, {bob, bobOfferSeq}});</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> <span class="keywordflow">return</span> badRate;</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> };</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> </div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="comment">// alice&#39;s offer (the old offer) is the same every time:</span></div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> Amounts <span class="keyword">const</span> aliceOffer{</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a>(<a class="code hl_variable" href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">XRP</a>(1)), <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a>(USD.issue(), 1, 0)};</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> </div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> <span class="comment">// bob&#39;s offer has a slightly smaller TakerPays with each iteration.</span></div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="comment">// This should mean that the size of the offer alice leaves in the</span></div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="comment">// ledger should increase with each iteration.</span></div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> blockedCount = 0;</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="keywordflow">for</span> (<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> mantissaReduce = 1&#39;000&#39;000&#39;000ull;</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> mantissaReduce &lt;= 4&#39;000&#39;000&#39;000ull;</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> mantissaReduce += 20&#39;000&#39;000ull)</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> {</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> bobUSD{</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> aliceOffer.out.<a class="code hl_function" href="classripple_1_1STAmount.html#acab76380a95d902071fd26ab3425bbe5">issue</a>(),</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> aliceOffer.out.mantissa() - mantissaReduce,</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> aliceOffer.out.exponent()};</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> bobXRP{</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> aliceOffer.in.<a class="code hl_function" href="classripple_1_1STAmount.html#acab76380a95d902071fd26ab3425bbe5">issue</a>(), aliceOffer.in.mantissa() - 1};</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> Amounts bobsOffer{bobUSD, bobXRP};</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> </div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> blockedCount += exerciseOfferPair(aliceOffer, bobsOffer);</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> }</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> </div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="comment">// None of the test cases should produce a potentially blocking</span></div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="comment">// rate.</span></div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> BEAST_EXPECT(blockedCount == 0);</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> }</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> }</div>
</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> </div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00340" data-start="{" data-end="}">
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#a43069b742c1a1439bd5020b26e232503"> 340</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a43069b742c1a1439bd5020b26e232503">testUnderFundedXrpIouQChange</a>()</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> {</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;exercise underfunded XRP/IOU offer Q change&quot;</span>);</div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> </div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> <span class="comment">// Bob places an offer that is not fully funded.</span></div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> </div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> <span class="keyword">using namespace </span>jtx;</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> <span class="keyword">auto</span> <span class="keyword">const</span> alice = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;alice&quot;</span>};</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> <span class="keyword">auto</span> <span class="keyword">const</span> bob = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;bob&quot;</span>};</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="keyword">auto</span> <span class="keyword">const</span> gw = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;gw&quot;</span>};</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> <span class="keyword">auto</span> <span class="keyword">const</span> USD = gw[<span class="stringliteral">&quot;USD&quot;</span>];</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> </div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> {</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">Env</a> env{*<span class="keyword">this</span>, <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e5379a68ca5b5ae718e77312c2f1f94">testable_amendments</a>()};</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> </div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> env.fund(<a class="code hl_variable" href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">XRP</a>(10000), alice, bob, gw);</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> env.close();</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> env.trust(USD(1000), alice, bob);</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> </div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <span class="keywordtype">int</span> blockedOrderBookCount = 0;</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="keywordflow">for</span> (<a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> initialBobUSD = USD(0.45); initialBobUSD &lt;= USD(1);</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> initialBobUSD += USD(0.025))</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> {</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> <span class="comment">// underfund bob&#39;s offer</span></div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, bob, initialBobUSD));</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> env.close();</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> bobOfferSeq = env.seq(bob);</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(bob, <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">drops</a>(2), USD(1)));</div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> env.close();</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> </div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <span class="comment">// alice places an offer that would cross bob&#39;s if bob&#39;s were</span></div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="comment">// well funded.</span></div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> aliceOfferSeq = env.seq(alice);</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(alice, USD(1), <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">drops</a>(2)));</div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> env.close();</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> </div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> <span class="comment">// We want to detect order book blocking. If:</span></div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <span class="comment">// 1. bob&#39;s offer is still in the ledger and</span></div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> <span class="comment">// 2. alice received no USD</span></div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="comment">// then we use that as evidence that bob&#39;s offer blocked the</span></div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> <span class="comment">// order book.</span></div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> {</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> bobsOfferGone =</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> !<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">offerInLedger</a>(env, bob, bobOfferSeq);</div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> aliceBalanceUSD = env.balance(alice, USD);</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> </div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="comment">// Sanity check the ledger if alice got USD.</span></div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> <span class="keywordflow">if</span> (aliceBalanceUSD.<a class="code hl_function" href="classripple_1_1STAmount.html#aa068506da537548a864f80cf4128f7e9">signum</a>() &gt; 0)</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> {</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> BEAST_EXPECT(aliceBalanceUSD == initialBobUSD);</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> BEAST_EXPECT(env.balance(bob, USD) == USD(0));</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> BEAST_EXPECT(bobsOfferGone);</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> }</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> </div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <span class="comment">// Track occurrences of order book blocking.</span></div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> <span class="keywordflow">if</span> (!bobsOfferGone &amp;&amp; aliceBalanceUSD.<a class="code hl_function" href="classripple_1_1STAmount.html#aa068506da537548a864f80cf4128f7e9">signum</a>() == 0)</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> {</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> ++blockedOrderBookCount;</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> }</div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> </div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> <span class="comment">// In preparation for the next iteration clean up any</span></div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> <span class="comment">// leftover offers.</span></div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> env, {{alice, aliceOfferSeq}, {bob, bobOfferSeq}});</div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> </div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> <span class="comment">// Zero out alice&#39;s and bob&#39;s USD balances.</span></div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> <span class="keywordflow">if</span> (<a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> aliceBalance = env.balance(alice, USD);</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> aliceBalance.signum() &gt; 0)</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(alice, gw, aliceBalance));</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> <span class="keywordflow">if</span> (<a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> bobBalance = env.balance(bob, USD);</div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> bobBalance.<a class="code hl_function" href="classripple_1_1STAmount.html#aa068506da537548a864f80cf4128f7e9">signum</a>() &gt; 0)</div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(bob, gw, bobBalance));</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> env.close();</div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> }</div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> }</div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> </div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> <span class="comment">// None of the test cases should produce a potentially blocking</span></div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> <span class="comment">// rate.</span></div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> BEAST_EXPECT(blockedOrderBookCount == 0);</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> }</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> }</div>
</div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> </div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00426" data-start="{" data-end="}">
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#a822918335e7fcd8b648645760041ff2a"> 426</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a822918335e7fcd8b648645760041ff2a">testUnderFundedIouIouQChange</a>()</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> {</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;exercise underfunded IOU/IOU offer Q change&quot;</span>);</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> </div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> <span class="comment">// Bob places an IOU/IOU offer that is not fully funded.</span></div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> </div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> <span class="keyword">using namespace </span>jtx;</div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> <span class="keyword">using namespace </span>std::chrono_literals;</div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> <span class="keyword">auto</span> <span class="keyword">const</span> alice = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;alice&quot;</span>};</div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <span class="keyword">auto</span> <span class="keyword">const</span> bob = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;bob&quot;</span>};</div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> <span class="keyword">auto</span> <span class="keyword">const</span> gw = <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a>{<span class="stringliteral">&quot;gw&quot;</span>};</div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> </div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> <span class="keyword">auto</span> <span class="keyword">const</span> USD = gw[<span class="stringliteral">&quot;USD&quot;</span>];</div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <span class="keyword">auto</span> <span class="keyword">const</span> EUR = gw[<span class="stringliteral">&quot;EUR&quot;</span>];</div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> </div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> tinyUSD(USD.issue(), <span class="comment">/*mantissa*/</span> 1, <span class="comment">/*exponent*/</span> -81);</div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> </div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> {</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">Env</a> env{*<span class="keyword">this</span>, <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e5379a68ca5b5ae718e77312c2f1f94">testable_amendments</a>()};</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> </div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> env.fund(<a class="code hl_variable" href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">XRP</a>(10000), alice, bob, gw);</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> env.close();</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> env.trust(USD(1000), alice, bob);</div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> env.trust(EUR(1000), alice, bob);</div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> </div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> eurOffer(</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> EUR.issue(), <span class="comment">/*mantissa*/</span> 2957, <span class="comment">/*exponent*/</span> -76);</div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> usdOffer(</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> USD.issue(), <span class="comment">/*mantissa*/</span> 7109, <span class="comment">/*exponent*/</span> -76);</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> </div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> endLoop(</div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> USD.issue(), <span class="comment">/*mantissa*/</span> 50, <span class="comment">/*exponent*/</span> -81);</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> </div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> <span class="keywordtype">int</span> blockedOrderBookCount = 0;</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> <span class="keywordflow">for</span> (<a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> initialBobUSD = tinyUSD; initialBobUSD &lt;= endLoop;</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> initialBobUSD += tinyUSD)</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> {</div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> <span class="comment">// underfund bob&#39;s offer</span></div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, bob, initialBobUSD));</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, alice, EUR(100)));</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> env.close();</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> </div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> <span class="comment">// This offer is underfunded</span></div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> bobOfferSeq = env.seq(bob);</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(bob, eurOffer, usdOffer));</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> env.close();</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> env.require(<a class="code hl_typedef" href="namespaceripple_1_1test_1_1jtx.html#a3beb715a43d7e5bc771c333529bbf92d">offers</a>(bob, 1));</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> </div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> <span class="comment">// alice places an offer that crosses bob&#39;s.</span></div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> aliceOfferSeq = env.seq(alice);</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(alice, usdOffer, eurOffer));</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> env.close();</div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> </div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> <span class="comment">// Examine the aftermath of alice&#39;s offer.</span></div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> {</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> bobsOfferGone =</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> !<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">offerInLedger</a>(env, bob, bobOfferSeq);</div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> aliceBalanceUSD = env.balance(alice, USD);</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span><span class="preprocessor">#if 0</span></div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a></div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> &lt;&lt; <span class="stringliteral">&quot;bobs initial: &quot;</span> &lt;&lt; initialBobUSD</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> &lt;&lt; <span class="stringliteral">&quot;; alice final: &quot;</span> &lt;&lt; aliceBalanceUSD</div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> &lt;&lt; <span class="stringliteral">&quot;; bobs offer: &quot;</span> &lt;&lt; bobsOfferJson.toStyledString()</div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> &lt;&lt; <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span> <span class="comment">// Sanity check the ledger if alice got USD.</span></div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> <span class="keywordflow">if</span> (aliceBalanceUSD.<a class="code hl_function" href="classripple_1_1STAmount.html#aa068506da537548a864f80cf4128f7e9">signum</a>() &gt; 0)</div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> {</div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> BEAST_EXPECT(aliceBalanceUSD == initialBobUSD);</div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> BEAST_EXPECT(env.balance(bob, USD) == USD(0));</div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> BEAST_EXPECT(bobsOfferGone);</div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span> }</div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> </div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> <span class="comment">// Track occurrences of order book blocking.</span></div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> <span class="keywordflow">if</span> (!bobsOfferGone &amp;&amp; aliceBalanceUSD.<a class="code hl_function" href="classripple_1_1STAmount.html#aa068506da537548a864f80cf4128f7e9">signum</a>() == 0)</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> {</div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> ++blockedOrderBookCount;</div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> }</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> }</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> </div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> <span class="comment">// In preparation for the next iteration clean up any</span></div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span> <span class="comment">// leftover offers.</span></div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> env, {{alice, aliceOfferSeq}, {bob, bobOfferSeq}});</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> </div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> <span class="comment">// Zero out alice&#39;s and bob&#39;s IOU balances.</span></div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> <span class="keyword">auto</span> zeroBalance = [&amp;env, &amp;gw](</div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a> <span class="keyword">const</span>&amp; acct, <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1IOU.html">IOU</a> <span class="keyword">const</span>&amp; iou) {</div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> <span class="keywordflow">if</span> (<a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1balance.html">balance</a> = env.<a class="code hl_function" href="classripple_1_1test_1_1jtx_1_1balance.html#adef276d8325b753d728065c10b51558f">balance</a>(acct, iou);</div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1balance.html">balance</a>.signum() &gt; 0)</div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(acct, gw, <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1balance.html">balance</a>));</div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> };</div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> </div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> zeroBalance(alice, EUR);</div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> zeroBalance(alice, USD);</div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> zeroBalance(bob, EUR);</div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> zeroBalance(bob, USD);</div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> env.close();</div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> }</div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> </div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> <span class="comment">// None of the test cases should produce a potentially blocking</span></div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> <span class="comment">// rate.</span></div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> BEAST_EXPECT(blockedOrderBookCount == 0);</div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> }</div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> }</div>
</div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> </div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> Amounts</div>
<div class="foldopen" id="foldopen00533" data-start="{" data-end="}">
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#af5f4fe40915edebaabb84498bbff267f"> 533</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#af5f4fe40915edebaabb84498bbff267f">jsonOfferToAmounts</a>(<a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> <span class="keyword">const</span>&amp; <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1json.html">json</a>)</div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> {</div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a> =</div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> <a class="code hl_function" href="namespaceripple.html#a3c25b36b542a985c4f2d344df683a2dd">amountFromJson</a>(sfTakerPays, <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1json.html">json</a>[sfTakerPays.jsonName]);</div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a> =</div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> <a class="code hl_function" href="namespaceripple.html#a3c25b36b542a985c4f2d344df683a2dd">amountFromJson</a>(sfTakerGets, <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1json.html">json</a>[sfTakerGets.jsonName]);</div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> <span class="keywordflow">return</span> {<a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">in</a>, <a class="code hl_enumvalue" href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">out</a>};</div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> }</div>
</div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> </div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00543" data-start="{" data-end="}">
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#a7eb7deaac08ca4531c86f54a113da071"> 543</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a7eb7deaac08ca4531c86f54a113da071">testSellPartialCrossOldXrpIouQChange</a>()</div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> {</div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> <span class="comment">// This test case was motivated by Issue #4937. It recreates</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> <span class="comment">// the specific failure identified in that issue and samples some other</span></div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> <span class="comment">// cases in the same vicinity to make sure that the new behavior makes</span></div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> <span class="comment">// sense.</span></div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;exercise tfSell partial cross old XRP/IOU offer Q change&quot;</span>);</div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> </div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> <span class="keyword">using namespace </span>jtx;</div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> </div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a> <span class="keyword">const</span> gw(<span class="stringliteral">&quot;gateway&quot;</span>);</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a> <span class="keyword">const</span> alice(<span class="stringliteral">&quot;alice&quot;</span>);</div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a> <span class="keyword">const</span> bob(<span class="stringliteral">&quot;bob&quot;</span>);</div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Account.html">Account</a> <span class="keyword">const</span> carol(<span class="stringliteral">&quot;carol&quot;</span>);</div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> <span class="keyword">auto</span> <span class="keyword">const</span> USD = gw[<span class="stringliteral">&quot;USD&quot;</span>];</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> </div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> <span class="comment">// Make one test run without fixReducedOffersV2 and one with.</span></div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> <span class="keywordflow">for</span> (<a class="code hl_class" href="classripple_1_1FeatureBitset.html">FeatureBitset</a> features :</div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> {<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e5379a68ca5b5ae718e77312c2f1f94">testable_amendments</a>() - fixReducedOffersV2,</div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e5379a68ca5b5ae718e77312c2f1f94">testable_amendments</a>() | fixReducedOffersV2})</div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> {</div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> <span class="comment">// Make sure none of the offers we generate are under funded.</span></div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1Env.html">Env</a> env{*<span class="keyword">this</span>, features};</div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> env.fund(<a class="code hl_variable" href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">XRP</a>(10&#39;000&#39;000), gw, alice, bob, carol);</div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> env.close();</div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> </div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">trust</a>(alice, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">trust</a>(bob, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">trust</a>(carol, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> env.close();</div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> </div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, alice, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, bob, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">pay</a>(gw, carol, USD(10&#39;000&#39;000)));</div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> env.close();</div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> </div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> <span class="comment">// Lambda that:</span></div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> <span class="comment">// 1. Exercises one offer trio,</span></div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> <span class="comment">// 2. Collects the results, and</span></div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> <span class="comment">// 3. Cleans up for the next offer trio.</span></div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> <span class="keyword">auto</span> exerciseOfferTrio =</div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> [<span class="keyword">this</span>, &amp;env, &amp;alice, &amp;bob, &amp;carol, &amp;USD](</div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> Amounts <span class="keyword">const</span>&amp; carolOffer) -&gt; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> {</div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> <span class="comment">// alice submits an offer that may become a blocker.</span></div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> aliceOfferSeq = env.seq(alice);</div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> <span class="keyword">static</span> Amounts <span class="keyword">const</span> aliceInitialOffer(USD(2), <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">drops</a>(3382562));</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(alice, aliceInitialOffer.in, aliceInitialOffer.out));</div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> env.close();</div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> initialRate =</div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> Quality(<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#af5f4fe40915edebaabb84498bbff267f">jsonOfferToAmounts</a>(<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645">ledgerEntryOffer</a>(</div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> env, alice, aliceOfferSeq)[jss::node]))</div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> .rate();</div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> </div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> <span class="comment">// bob submits an offer that is more desirable than alice&#39;s</span></div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> bobOfferSeq = env.seq(bob);</div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(bob, USD(0.97086565812384), <a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">drops</a>(1642020)));</div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> env.close();</div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> </div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> <span class="comment">// Now carol&#39;s offer consumes bob&#39;s and partially crosses</span></div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> <span class="comment">// alice&#39;s. The tfSell flag is important.</span></div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a> <span class="keyword">const</span> carolOfferSeq = env.seq(carol);</div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> env(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">offer</a>(carol, carolOffer.in, carolOffer.out),</div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> <a class="code hl_class" href="classripple_1_1test_1_1jtx_1_1txflags.html">txflags</a>(<a class="code hl_variable" href="namespaceripple.html#ad3bc01fc1c4e0e3191802ff3192c5493">tfSell</a>));</div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> env.close();</div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> </div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> <span class="comment">// carol&#39;s offer should not have made it into the ledger and</span></div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span> <span class="comment">// bob&#39;s offer should be fully consumed.</span></div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> <span class="keywordflow">if</span> (!BEAST_EXPECT(</div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span> !<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">offerInLedger</a>(env, carol, carolOfferSeq) &amp;&amp;</div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> !<a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">offerInLedger</a>(env, bob, bobOfferSeq)))</div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span> {</div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> <span class="comment">// If carol&#39;s or bob&#39;s offers are still in the ledger then</span></div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span> <span class="comment">// further results are meaningless.</span></div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span> env,</div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> {{alice, aliceOfferSeq},</div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> {bob, bobOfferSeq},</div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span> {carol, carolOfferSeq}});</div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> <span class="keywordflow">return</span> 1;</div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> }</div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> <span class="comment">// alice&#39;s offer should still be in the ledger, but reduced in</span></div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> <span class="comment">// size.</span></div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> badRate = 1;</div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> {</div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span> <a class="code hl_class" href="classJson_1_1Value.html">Json::Value</a> aliceOffer =</div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645">ledgerEntryOffer</a>(env, alice, aliceOfferSeq);</div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno"> 629</span> </div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"> 630</span> Amounts aliceReducedOffer =</div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#af5f4fe40915edebaabb84498bbff267f">jsonOfferToAmounts</a>(aliceOffer[jss::node]);</div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span> </div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> BEAST_EXPECT(aliceReducedOffer.in &lt; aliceInitialOffer.in);</div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span> BEAST_EXPECT(aliceReducedOffer.out &lt; aliceInitialOffer.out);</div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> inLedgerRate =</div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span> Quality(aliceReducedOffer).rate();</div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> badRate = inLedgerRate &gt; initialRate ? 1 : 0;</div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> </div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> <span class="comment">// If the inLedgerRate is less than initial rate, then</span></div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> <span class="comment">// incrementing the mantissa of the reduced TakerGets</span></div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> <span class="comment">// should result in a rate higher than initial. Check</span></div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> <span class="comment">// this to verify that the largest allowable TakerGets</span></div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> <span class="comment">// was computed.</span></div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> <span class="keywordflow">if</span> (badRate == 0)</div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> {</div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> tweakedTakerGets(</div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> aliceReducedOffer.in.issue(),</div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> aliceReducedOffer.in.mantissa() + 1,</div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> aliceReducedOffer.in.exponent(),</div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> aliceReducedOffer.in.negative());</div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> tweakedRate =</div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> Quality(</div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> Amounts{aliceReducedOffer.in, tweakedTakerGets})</div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> .<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a8e8d814b8820ce0b6979abde0d6a2618">rate</a>();</div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> BEAST_EXPECT(tweakedRate &gt; initialRate);</div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span> }</div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"> 657</span><span class="preprocessor">#if 0</span></div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;Placed rate: &quot;</span> &lt;&lt; initialRate</div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> &lt;&lt; <span class="stringliteral">&quot;; in-ledger rate: &quot;</span> &lt;&lt; inLedgerRate</div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span> &lt;&lt; <span class="stringliteral">&quot;; TakerPays: &quot;</span> &lt;&lt; aliceReducedOffer.in</div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> &lt;&lt; <span class="stringliteral">&quot;; TakerGets: &quot;</span> &lt;&lt; aliceReducedOffer.out</div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> &lt;&lt; <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span><span class="comment">// #else</span></div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string_view.html">std::string_view</a> filler = badRate ? <span class="stringliteral">&quot;**&quot;</span> : <span class="stringliteral">&quot; &quot;</span>;</div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;| &quot;</span> &lt;&lt; aliceReducedOffer.in &lt;&lt; <span class="stringliteral">&quot;` | `&quot;</span></div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span> &lt;&lt; aliceReducedOffer.out &lt;&lt; <span class="stringliteral">&quot;` | `&quot;</span> &lt;&lt; initialRate</div>
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"> 667</span> &lt;&lt; <span class="stringliteral">&quot;` | &quot;</span> &lt;&lt; filler &lt;&lt; <span class="stringliteral">&quot;`&quot;</span> &lt;&lt; inLedgerRate &lt;&lt; <span class="stringliteral">&quot;`&quot;</span></div>
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"> 668</span> &lt;&lt; filler &lt;&lt; <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span> }</div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span> </div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span> <span class="comment">// In preparation for the next iteration make sure all three</span></div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"> 673</span> <span class="comment">// offers are gone from the ledger.</span></div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">cleanupOldOffers</a>(</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> env,</div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span> {{alice, aliceOfferSeq},</div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span> {bob, bobOfferSeq},</div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span> {carol, carolOfferSeq}});</div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno"> 679</span> <span class="keywordflow">return</span> badRate;</div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno"> 680</span> };</div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span> </div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span> <span class="keyword">constexpr</span> <span class="keywordtype">int</span> loopCount = 100;</div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> blockedCount = 0;</div>
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span> {</div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> increaseGets = USD(0);</div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span> <a class="code hl_class" href="classripple_1_1STAmount.html">STAmount</a> <span class="keyword">const</span> step(increaseGets.<a class="code hl_function" href="classripple_1_1STAmount.html#acab76380a95d902071fd26ab3425bbe5">issue</a>(), 1, -8);</div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span> <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; loopCount; ++i)</div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span> {</div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span> blockedCount += exerciseOfferTrio(</div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> Amounts(<a class="code hl_function" href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">drops</a>(1642020), USD(1) + increaseGets));</div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span> increaseGets += step;</div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span> }</div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span> }</div>
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno"> 694</span> </div>
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno"> 695</span> <span class="comment">// If fixReducedOffersV2 is enabled, then none of the test cases</span></div>
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno"> 696</span> <span class="comment">// should produce a potentially blocking rate.</span></div>
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno"> 697</span> <span class="comment">//</span></div>
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno"> 698</span> <span class="comment">// Also verify that if fixReducedOffersV2 is not enabled then</span></div>
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno"> 699</span> <span class="comment">// some of the test cases produced a potentially blocking rate.</span></div>
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"> 700</span> <span class="keywordflow">if</span> (features[fixReducedOffersV2])</div>
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno"> 701</span> {</div>
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno"> 702</span> BEAST_EXPECT(blockedCount == 0);</div>
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno"> 703</span> }</div>
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno"> 704</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"> 705</span> {</div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span> BEAST_EXPECT(blockedCount &gt; 80);</div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span> }</div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span> }</div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span> }</div>
</div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> </div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00712" data-start="{" data-end="}">
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ReducedOffer__test.html#a5fde8f7a9c9986dd5905c68be5f47841"> 712</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a5fde8f7a9c9986dd5905c68be5f47841">run</a>()<span class="keyword"> override</span></div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#af97040a2cb1a2d482cd8874609193bd2">testPartialCrossNewXrpIouQChange</a>();</div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a0758e8571bf425b099998d7f0ed3dd13">testPartialCrossOldXrpIouQChange</a>();</div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a43069b742c1a1439bd5020b26e232503">testUnderFundedXrpIouQChange</a>();</div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a822918335e7fcd8b648645760041ff2a">testUnderFundedIouIouQChange</a>();</div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span> <a class="code hl_function" href="classripple_1_1test_1_1ReducedOffer__test.html#a7eb7deaac08ca4531c86f54a113da071">testSellPartialCrossOldXrpIouQChange</a>();</div>
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno"> 719</span> }</div>
</div>
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"> 720</span>};</div>
</div>
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno"> 721</span> </div>
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno"><a class="line" href="namespaceripple_1_1test.html#ac0bd2a853b915eb29c231652fcaee3c3"> 722</a></span>BEAST_DEFINE_TESTSUITE_PRIO(ReducedOffer, app, <a class="code hl_namespace" href="namespaceripple.html">ripple</a>, 2);</div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span> </div>
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"> 724</span>} <span class="comment">// namespace test</span></div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span>} <span class="comment">// namespace ripple</span></div>
<div class="ttc" id="abasic_string_view_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string_view.html">std::string_view</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html"><div class="ttname"><a href="classJson_1_1Value.html">Json::Value</a></div><div class="ttdoc">Represents a JSON value.</div><div class="ttdef"><b>Definition</b> <a href="json__value_8h_source.html#l00130">json_value.h:131</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_ab0d86bf425efefd03513e8dbfaca317b"><div class="ttname"><a href="classJson_1_1Value.html#ab0d86bf425efefd03513e8dbfaca317b">Json::Value::asString</a></div><div class="ttdeci">std::string asString() const</div><div class="ttdoc">Returns the unquoted string value.</div><div class="ttdef"><b>Definition</b> <a href="json__value_8cpp_source.html#l00471">json_value.cpp:471</a></div></div>
<div class="ttc" id="aclassJson_1_1Value_html_abfa90c81f6aee7877bd5fb4c8445994f"><div class="ttname"><a href="classJson_1_1Value.html#abfa90c81f6aee7877bd5fb4c8445994f">Json::Value::isMember</a></div><div class="ttdeci">bool isMember(char const *key) const</div><div class="ttdoc">Return true if the object has a member named key.</div><div class="ttdef"><b>Definition</b> <a href="json__value_8cpp_source.html#l01030">json_value.cpp:1030</a></div></div>
<div class="ttc" id="aclassbeast_1_1unit__test_1_1suite_html"><div class="ttname"><a href="classbeast_1_1unit__test_1_1suite.html">beast::unit_test::suite</a></div><div class="ttdoc">A testsuite class.</div><div class="ttdef"><b>Definition</b> <a href="suite_8h_source.html#l00051">suite.h:52</a></div></div>
<div class="ttc" id="aclassbeast_1_1unit__test_1_1suite_html_aaa1237d9b85c69d35fe86645cee094b5"><div class="ttname"><a href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">beast::unit_test::suite::testcase</a></div><div class="ttdeci">testcase_t testcase</div><div class="ttdoc">Memberspace for declaring test cases.</div><div class="ttdef"><b>Definition</b> <a href="suite_8h_source.html#l00152">suite.h:152</a></div></div>
<div class="ttc" id="aclassripple_1_1FeatureBitset_html"><div class="ttname"><a href="classripple_1_1FeatureBitset.html">ripple::FeatureBitset</a></div><div class="ttdef"><b>Definition</b> <a href="Feature_8h_source.html#l00143">Feature.h:144</a></div></div>
<div class="ttc" id="aclassripple_1_1STAmount_html"><div class="ttname"><a href="classripple_1_1STAmount.html">ripple::STAmount</a></div><div class="ttdef"><b>Definition</b> <a href="STAmount_8h_source.html#l00030">STAmount.h:31</a></div></div>
<div class="ttc" id="aclassripple_1_1STAmount_html_aa068506da537548a864f80cf4128f7e9"><div class="ttname"><a href="classripple_1_1STAmount.html#aa068506da537548a864f80cf4128f7e9">ripple::STAmount::signum</a></div><div class="ttdeci">int signum() const noexcept</div><div class="ttdef"><b>Definition</b> <a href="STAmount_8h_source.html#l00495">STAmount.h:495</a></div></div>
<div class="ttc" id="aclassripple_1_1STAmount_html_acab76380a95d902071fd26ab3425bbe5"><div class="ttname"><a href="classripple_1_1STAmount.html#acab76380a95d902071fd26ab3425bbe5">ripple::STAmount::issue</a></div><div class="ttdeci">Issue const &amp; issue() const</div><div class="ttdef"><b>Definition</b> <a href="STAmount_8h_source.html#l00477">STAmount.h:477</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html">ripple::test::ReducedOffer_test</a></div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00012">ReducedOffer_test.cpp:13</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_a0758e8571bf425b099998d7f0ed3dd13"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#a0758e8571bf425b099998d7f0ed3dd13">ripple::test::ReducedOffer_test::testPartialCrossOldXrpIouQChange</a></div><div class="ttdeci">void testPartialCrossOldXrpIouQChange()</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00195">ReducedOffer_test.cpp:195</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_a43069b742c1a1439bd5020b26e232503"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#a43069b742c1a1439bd5020b26e232503">ripple::test::ReducedOffer_test::testUnderFundedXrpIouQChange</a></div><div class="ttdeci">void testUnderFundedXrpIouQChange()</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00340">ReducedOffer_test.cpp:340</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_a5fde8f7a9c9986dd5905c68be5f47841"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#a5fde8f7a9c9986dd5905c68be5f47841">ripple::test::ReducedOffer_test::run</a></div><div class="ttdeci">void run() override</div><div class="ttdoc">Runs the suite.</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00712">ReducedOffer_test.cpp:712</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_a7eb7deaac08ca4531c86f54a113da071"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#a7eb7deaac08ca4531c86f54a113da071">ripple::test::ReducedOffer_test::testSellPartialCrossOldXrpIouQChange</a></div><div class="ttdeci">void testSellPartialCrossOldXrpIouQChange()</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00543">ReducedOffer_test.cpp:543</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_a822918335e7fcd8b648645760041ff2a"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#a822918335e7fcd8b648645760041ff2a">ripple::test::ReducedOffer_test::testUnderFundedIouIouQChange</a></div><div class="ttdeci">void testUnderFundedIouIouQChange()</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00426">ReducedOffer_test.cpp:426</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_ab90edf6915385d6a747bcd82e3ed4efd"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#ab90edf6915385d6a747bcd82e3ed4efd">ripple::test::ReducedOffer_test::cleanupOldOffers</a></div><div class="ttdeci">static void cleanupOldOffers(jtx::Env &amp;env, std::initializer_list&lt; std::pair&lt; jtx::Account const &amp;, std::uint32_t &gt; &gt; list)</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00041">ReducedOffer_test.cpp:41</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_ac9f67ed3d1b62b92b833aee206ad7600"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#ac9f67ed3d1b62b92b833aee206ad7600">ripple::test::ReducedOffer_test::offerInLedger</a></div><div class="ttdeci">static bool offerInLedger(jtx::Env &amp;env, jtx::Account const &amp;acct, std::uint32_t offerSeq)</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00028">ReducedOffer_test.cpp:28</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_adbbb6c66961c38262652f2738557b645"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#adbbb6c66961c38262652f2738557b645">ripple::test::ReducedOffer_test::ledgerEntryOffer</a></div><div class="ttdeci">static auto ledgerEntryOffer(jtx::Env &amp;env, jtx::Account const &amp;acct, std::uint32_t offer_seq)</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00015">ReducedOffer_test.cpp:15</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_af5f4fe40915edebaabb84498bbff267f"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#af5f4fe40915edebaabb84498bbff267f">ripple::test::ReducedOffer_test::jsonOfferToAmounts</a></div><div class="ttdeci">Amounts jsonOfferToAmounts(Json::Value const &amp;json)</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00533">ReducedOffer_test.cpp:533</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1ReducedOffer__test_html_af97040a2cb1a2d482cd8874609193bd2"><div class="ttname"><a href="classripple_1_1test_1_1ReducedOffer__test.html#af97040a2cb1a2d482cd8874609193bd2">ripple::test::ReducedOffer_test::testPartialCrossNewXrpIouQChange</a></div><div class="ttdeci">void testPartialCrossNewXrpIouQChange()</div><div class="ttdef"><b>Definition</b> <a href="ReducedOffer__test_8cpp_source.html#l00053">ReducedOffer_test.cpp:53</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1Account_html"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1Account.html">ripple::test::jtx::Account</a></div><div class="ttdoc">Immutable cryptographic account descriptor.</div><div class="ttdef"><b>Definition</b> <a href="Account_8h_source.html#l00019">Account.h:20</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1Account_html_af418ef1752815f3b0d0c80e7e9891004"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1Account.html#af418ef1752815f3b0d0c80e7e9891004">ripple::test::jtx::Account::human</a></div><div class="ttdeci">std::string const &amp; human() const</div><div class="ttdoc">Returns the human readable public key.</div><div class="ttdef"><b>Definition</b> <a href="Account_8h_source.html#l00099">Account.h:99</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1Env_html"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1Env.html">ripple::test::jtx::Env</a></div><div class="ttdoc">A transaction testing environment.</div><div class="ttdef"><b>Definition</b> <a href="Env_8h_source.html#l00101">Env.h:102</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1Env_html_a69095691c9bcfab1f3d69c645f2dbe33"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1Env.html#a69095691c9bcfab1f3d69c645f2dbe33">ripple::test::jtx::Env::close</a></div><div class="ttdeci">bool close(NetClock::time_point closeTime, std::optional&lt; std::chrono::milliseconds &gt; consensusDelay=std::nullopt)</div><div class="ttdoc">Close and advance the ledger.</div><div class="ttdef"><b>Definition</b> <a href="Env_8cpp_source.html#l00103">Env.cpp:103</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1Env_html_ad69855b4b26fc3c83922c5783487592c"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1Env.html#ad69855b4b26fc3c83922c5783487592c">ripple::test::jtx::Env::rpc</a></div><div class="ttdeci">Json::Value rpc(unsigned apiVersion, std::unordered_map&lt; std::string, std::string &gt; const &amp;headers, std::string const &amp;cmd, Args &amp;&amp;... args)</div><div class="ttdoc">Execute an RPC command.</div><div class="ttdef"><b>Definition</b> <a href="Env_8h_source.html#l00772">Env.h:772</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1IOU_html"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1IOU.html">ripple::test::jtx::IOU</a></div><div class="ttdoc">Converts to IOU Issue or STAmount.</div><div class="ttdef"><b>Definition</b> <a href="src_2test_2jtx_2amount_8h_source.html#l00348">src/test/jtx/amount.h:349</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1balance_html"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1balance.html">ripple::test::jtx::balance</a></div><div class="ttdoc">A balance matches.</div><div class="ttdef"><b>Definition</b> <a href="balance_8h_source.html#l00019">balance.h:20</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1balance_html_adef276d8325b753d728065c10b51558f"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1balance.html#adef276d8325b753d728065c10b51558f">ripple::test::jtx::balance::balance</a></div><div class="ttdeci">balance(Account const &amp;account, none_t)</div><div class="ttdef"><b>Definition</b> <a href="balance_8h_source.html#l00027">balance.h:27</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1fee_html"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1fee.html">ripple::test::jtx::fee</a></div><div class="ttdoc">Set the fee on a JTx.</div><div class="ttdef"><b>Definition</b> <a href="fee_8h_source.html#l00017">fee.h:18</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1json_html"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1json.html">ripple::test::jtx::json</a></div><div class="ttdoc">Inject raw JSON.</div><div class="ttdef"><b>Definition</b> <a href="jtx__json_8h_source.html#l00013">jtx_json.h:14</a></div></div>
<div class="ttc" id="aclassripple_1_1test_1_1jtx_1_1txflags_html"><div class="ttname"><a href="classripple_1_1test_1_1jtx_1_1txflags.html">ripple::test::jtx::txflags</a></div><div class="ttdoc">Set the flags on a JTx.</div><div class="ttdef"><b>Definition</b> <a href="txflags_8h_source.html#l00011">txflags.h:12</a></div></div>
<div class="ttc" id="acout_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a></div></div>
<div class="ttc" id="aendl_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a></div><div class="ttdeci">T endl(T... args)</div></div>
<div class="ttc" id="ainitializer_list_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/initializer_list.html">initializer_list</a></div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_a3beb715a43d7e5bc771c333529bbf92d"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#a3beb715a43d7e5bc771c333529bbf92d">ripple::test::jtx::offers</a></div><div class="ttdeci">owner_count&lt; ltOFFER &gt; offers</div><div class="ttdoc">Match the number of offers in the account's owner directory.</div><div class="ttdef"><b>Definition</b> <a href="owners_8h_source.html#l00073">owners.h:73</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_a47271eb5e7eb9b5aada383ccfaf9c0cf"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#a47271eb5e7eb9b5aada383ccfaf9c0cf">ripple::test::jtx::drops</a></div><div class="ttdeci">PrettyAmount drops(Integer i)</div><div class="ttdoc">Returns an XRP PrettyAmount, which is trivially convertible to STAmount.</div><div class="ttdef"><b>Definition</b> <a href="src_2test_2jtx_2amount_8h_source.html#l00307">src/test/jtx/amount.h:307</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_a47cac3a8bfbc8c14ae8da735ec52ebbf"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#a47cac3a8bfbc8c14ae8da735ec52ebbf">ripple::test::jtx::trust</a></div><div class="ttdeci">Json::Value trust(Account const &amp;account, STAmount const &amp;amount, std::uint32_t flags)</div><div class="ttdoc">Modify a trust line.</div><div class="ttdef"><b>Definition</b> <a href="trust_8cpp_source.html#l00013">trust.cpp:13</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_a66b99468a4160bccaa9959a444b40d40"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#a66b99468a4160bccaa9959a444b40d40">ripple::test::jtx::pay</a></div><div class="ttdeci">Json::Value pay(AccountID const &amp;account, AccountID const &amp;to, AnyAmount amount)</div><div class="ttdoc">Create a payment.</div><div class="ttdef"><b>Definition</b> <a href="pay_8cpp_source.html#l00011">pay.cpp:11</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_a8e5379a68ca5b5ae718e77312c2f1f94"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#a8e5379a68ca5b5ae718e77312c2f1f94">ripple::test::jtx::testable_amendments</a></div><div class="ttdeci">FeatureBitset testable_amendments()</div><div class="ttdef"><b>Definition</b> <a href="Env_8h_source.html#l00055">Env.h:55</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_a8e8d814b8820ce0b6979abde0d6a2618"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#a8e8d814b8820ce0b6979abde0d6a2618">ripple::test::jtx::rate</a></div><div class="ttdeci">Json::Value rate(Account const &amp;account, double multiplier)</div><div class="ttdoc">Set a transfer rate.</div><div class="ttdef"><b>Definition</b> <a href="rate_8cpp_source.html#l00013">rate.cpp:13</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_ac423e2aa3fd7a14ae651849b430994f1"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#ac423e2aa3fd7a14ae651849b430994f1">ripple::test::jtx::offer</a></div><div class="ttdeci">Json::Value offer(Account const &amp;account, STAmount const &amp;takerPays, STAmount const &amp;takerGets, std::uint32_t flags)</div><div class="ttdoc">Create an offer.</div><div class="ttdef"><b>Definition</b> <a href="offer_8cpp_source.html#l00010">offer.cpp:10</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_aea9cd3d4e6b5df2e62d53b34b605957e"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#aea9cd3d4e6b5df2e62d53b34b605957e">ripple::test::jtx::XRP</a></div><div class="ttdeci">XRP_t const XRP</div><div class="ttdoc">Converts to XRP Issue or STAmount.</div><div class="ttdef"><b>Definition</b> <a href="amount_8cpp_source.html#l00092">amount.cpp:92</a></div></div>
<div class="ttc" id="anamespaceripple_1_1test_1_1jtx_html_afd83a8b3855491e6341e1753822f7dc0"><div class="ttname"><a href="namespaceripple_1_1test_1_1jtx.html#afd83a8b3855491e6341e1753822f7dc0">ripple::test::jtx::offer_cancel</a></div><div class="ttdeci">Json::Value offer_cancel(Account const &amp;account, std::uint32_t offerSeq)</div><div class="ttdoc">Cancel an offer.</div><div class="ttdef"><b>Definition</b> <a href="offer_8cpp_source.html#l00027">offer.cpp:27</a></div></div>
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition</b> <a href="algorithm_8h_source.html#l00006">algorithm.h:6</a></div></div>
<div class="ttc" id="anamespaceripple_html_a3c25b36b542a985c4f2d344df683a2dd"><div class="ttname"><a href="namespaceripple.html#a3c25b36b542a985c4f2d344df683a2dd">ripple::amountFromJson</a></div><div class="ttdeci">STAmount amountFromJson(SField const &amp;name, Json::Value const &amp;v)</div><div class="ttdef"><b>Definition</b> <a href="STAmount_8cpp_source.html#l00987">STAmount.cpp:987</a></div></div>
<div class="ttc" id="anamespaceripple_html_a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf"><div class="ttname"><a href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569feda13b5bfe96f3e2fe411c9f66f4a582adf">ripple::QualityDirection::in</a></div><div class="ttdeci">@ in</div></div>
<div class="ttc" id="anamespaceripple_html_a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275"><div class="ttname"><a href="namespaceripple.html#a7cc64e12723fbc9606d85442a2569fedac68271a63ddbc431c307beb7d2918275">ripple::QualityDirection::out</a></div><div class="ttdeci">@ out</div></div>
<div class="ttc" id="anamespaceripple_html_ac124fe6744b7fe887dec949b56b16d50"><div class="ttname"><a href="namespaceripple.html#ac124fe6744b7fe887dec949b56b16d50">ripple::to_string</a></div><div class="ttdeci">std::string to_string(base_uint&lt; Bits, Tag &gt; const &amp;a)</div><div class="ttdef"><b>Definition</b> <a href="base__uint_8h_source.html#l00611">base_uint.h:611</a></div></div>
<div class="ttc" id="anamespaceripple_html_ad3bc01fc1c4e0e3191802ff3192c5493"><div class="ttname"><a href="namespaceripple.html#ad3bc01fc1c4e0e3191802ff3192c5493">ripple::tfSell</a></div><div class="ttdeci">constexpr std::uint32_t tfSell</div><div class="ttdef"><b>Definition</b> <a href="TxFlags_8h_source.html#l00082">TxFlags.h:82</a></div></div>
<div class="ttc" id="apair_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a></div></div>
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