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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_354330c8aa73f5a2ebe2c490e5cf38ef.html">basics</a></li> </ul>
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<div class="headertitle"><div class="title">XRPAmount_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;xrpl/beast/unit_test.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#include &lt;xrpl/protocol/XRPAmount.h&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span> </div>
<div class="foldopen" id="foldopen00006" data-start="{" data-end="};">
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html"> 6</a></span><span class="keyword">class </span><a class="code hl_class" href="classripple_1_1XRPAmount__test.html">XRPAmount_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="l00007" name="l00007"></a><span class="lineno"> 7</span>{</div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00010" data-start="{" data-end="}">
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html#a88bf52e0d8518900c9a1f72891170c12"> 10</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a88bf52e0d8518900c9a1f72891170c12">testSigNum</a>()</div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> {</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;signum&quot;</span>);</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="keywordflow">for</span> (<span class="keyword">auto</span> i : {-1, 0, 1})</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> {</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <span class="keyword">const</span> x(i);</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> <span class="keywordflow">if</span> (i &lt; 0)</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> BEAST_EXPECT(x.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a5f5a00512163351500d08fb545ad7933">signum</a>() &lt; 0);</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (i &gt; 0)</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> BEAST_EXPECT(x.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a5f5a00512163351500d08fb545ad7933">signum</a>() &gt; 0);</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> BEAST_EXPECT(x.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a5f5a00512163351500d08fb545ad7933">signum</a>() == 0);</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> }</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="keywordtype">void</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_1XRPAmount__test.html#ac47219d720442f4d8985579e5a154b6b"> 28</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#ac47219d720442f4d8985579e5a154b6b">testBeastZero</a>()</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> {</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;beast::Zero Comparisons&quot;</span>);</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">using </span>beast::zero;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> i : {-1, 0, 1})</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> {</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <span class="keyword">const</span> x(i);</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> BEAST_EXPECT((i == 0) == (x == zero));</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> BEAST_EXPECT((i != 0) == (x != zero));</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> BEAST_EXPECT((i &lt; 0) == (x &lt; zero));</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> BEAST_EXPECT((i &gt; 0) == (x &gt; zero));</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> BEAST_EXPECT((i &lt;= 0) == (x &lt;= zero));</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> BEAST_EXPECT((i &gt;= 0) == (x &gt;= zero));</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> BEAST_EXPECT((0 == i) == (zero == x));</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> BEAST_EXPECT((0 != i) == (zero != x));</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> BEAST_EXPECT((0 &lt; i) == (zero &lt; x));</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> BEAST_EXPECT((0 &gt; i) == (zero &gt; x));</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> BEAST_EXPECT((0 &lt;= i) == (zero &lt;= x));</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> BEAST_EXPECT((0 &gt;= i) == (zero &gt;= x));</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> }</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> }</div>
</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00055" data-start="{" data-end="}">
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html#addad20a2dc94749d4a6c2bc22d04bc30"> 55</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#addad20a2dc94749d4a6c2bc22d04bc30">testComparisons</a>()</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> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;XRP Comparisons&quot;</span>);</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="keywordflow">for</span> (<span class="keyword">auto</span> i : {-1, 0, 1})</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <span class="keyword">const</span> x(i);</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> j : {-1, 0, 1})</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_1XRPAmount.html">XRPAmount</a> <span class="keyword">const</span> y(j);</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> BEAST_EXPECT((i == j) == (x == y));</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> BEAST_EXPECT((i != j) == (x != y));</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> BEAST_EXPECT((i &lt; j) == (x &lt; y));</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> BEAST_EXPECT((i &gt; j) == (x &gt; y));</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> BEAST_EXPECT((i &lt;= j) == (x &lt;= y));</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> BEAST_EXPECT((i &gt;= j) == (x &gt;= y));</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> }</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> }</div>
</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00078" data-start="{" data-end="}">
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html#a1feb39258802cfa5b33f2c4c414a5a36"> 78</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a1feb39258802cfa5b33f2c4c414a5a36">testAddSub</a>()</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> {</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;Addition &amp; Subtraction&quot;</span>);</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> i : {-1, 0, 1})</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> {</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <span class="keyword">const</span> x(i);</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> j : {-1, 0, 1})</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> {</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <span class="keyword">const</span> y(j);</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> BEAST_EXPECT(<a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a>(i + j) == (x + y));</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> BEAST_EXPECT(<a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a>(i - j) == (x - y));</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> BEAST_EXPECT((x + y) == (y + x)); <span class="comment">// addition is commutative</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> }</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> }</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> }</div>
</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00099" data-start="{" data-end="}">
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html#a0a7be222aadb5969b963897b3ee86c4e"> 99</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a0a7be222aadb5969b963897b3ee86c4e">testDecimal</a>()</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> {</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// Tautology</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> BEAST_EXPECT(<a class="code hl_variable" href="namespaceripple.html#afa493631a6ea5b71b91ceb86576fc328">DROPS_PER_XRP</a>.<a class="code hl_function" href="classripple_1_1XRPAmount.html#acfed8f84f4e61a753547a9d5a7a059a4">decimalXRP</a>() == 1);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> test{1};</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> BEAST_EXPECT(test.decimalXRP() == 0.000001);</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> test = -test;</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> BEAST_EXPECT(test.decimalXRP() == -0.000001);</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> test = 100&#39;000&#39;000;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> BEAST_EXPECT(test.decimalXRP() == 100);</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> test = -test;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> BEAST_EXPECT(test.decimalXRP() == -100);</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> }</div>
</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00118" data-start="{" data-end="}">
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html#a8660123af385711c2ec835e127c0c365"> 118</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a8660123af385711c2ec835e127c0c365">testFunctions</a>()</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> {</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// Explicitly test every defined function for the XRPAmount class</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// since some of them are templated, but not used anywhere else.</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keyword">auto</span> make = [&amp;](<span class="keyword">auto</span> x) -&gt; <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> { <span class="keywordflow">return</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a>{x}; };</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> defaulted;</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> (void)defaulted;</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> test{0};</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> BEAST_EXPECT(test.drops() == 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> test = make(beast::zero);</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> BEAST_EXPECT(test.drops() == 0);</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> test = beast::zero;</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> BEAST_EXPECT(test.drops() == 0);</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> test = make(100);</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> BEAST_EXPECT(test.drops() == 100);</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> test = make(100u);</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> BEAST_EXPECT(test.drops() == 100);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <span class="keyword">const</span> targetSame{200u};</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> test = make(targetSame);</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> BEAST_EXPECT(test.drops() == 200);</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> BEAST_EXPECT(test == targetSame);</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> BEAST_EXPECT(test &lt; <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a>{1000});</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> BEAST_EXPECT(test &gt; <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a>{100});</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> test = <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::int64_t</a>(200);</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> BEAST_EXPECT(test.drops() == 200);</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> test = <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a>(300);</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> BEAST_EXPECT(test.drops() == 300);</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> test = targetSame;</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> BEAST_EXPECT(test.drops() == 200);</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keyword">auto</span> testOther = test.dropsAs&lt;<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a>&gt;();</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> BEAST_EXPECT(testOther);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> BEAST_EXPECT(*testOther == 200);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> test = <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/types/numeric_limits/max.html">std::numeric_limits&lt;std::uint64_t&gt;::max</a>();</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> testOther = test.dropsAs&lt;<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a>&gt;();</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> BEAST_EXPECT(!testOther);</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> test = -1;</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> testOther = test.dropsAs&lt;<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint32_t</a>&gt;();</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> BEAST_EXPECT(!testOther);</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> test = targetSame * 2;</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> BEAST_EXPECT(test.drops() == 400);</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> test = 3 * targetSame;</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> BEAST_EXPECT(test.drops() == 600);</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> test = 20;</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> BEAST_EXPECT(test.drops() == 20);</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> test += targetSame;</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> BEAST_EXPECT(test.drops() == 220);</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> test -= targetSame;</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> BEAST_EXPECT(test.drops() == 20);</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> test *= 5;</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> BEAST_EXPECT(test.drops() == 100);</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> test = 50;</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> BEAST_EXPECT(test.drops() == 50);</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> test -= 39;</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> BEAST_EXPECT(test.drops() == 11);</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <span class="comment">// legal with signed</span></div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> test = -test;</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> BEAST_EXPECT(test.drops() == -11);</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> BEAST_EXPECT(test.signum() == -1);</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> BEAST_EXPECT(<a class="code hl_function" href="namespaceripple.html#ac124fe6744b7fe887dec949b56b16d50">to_string</a>(test) == <span class="stringliteral">&quot;-11&quot;</span>);</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> BEAST_EXPECT(test);</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> test = 0;</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> BEAST_EXPECT(!test);</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> BEAST_EXPECT(test.signum() == 0);</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> test = targetSame;</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> BEAST_EXPECT(test.signum() == 1);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> BEAST_EXPECT(<a class="code hl_function" href="namespaceripple.html#ac124fe6744b7fe887dec949b56b16d50">to_string</a>(test) == <span class="stringliteral">&quot;200&quot;</span>);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> }</div>
</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> </div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00201" data-start="{" data-end="}">
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html#a2e48b4d7c6afd2d14fb6e749596198e8"> 201</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a2e48b4d7c6afd2d14fb6e749596198e8">testMulRatio</a>()</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> {</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> <a class="code hl_variable" href="classbeast_1_1unit__test_1_1suite.html#aaa1237d9b85c69d35fe86645cee094b5">testcase</a>(<span class="stringliteral">&quot;mulRatio&quot;</span>);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="keyword">constexpr</span> <span class="keyword">auto</span> maxUInt32 = <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/types/numeric_limits/max.html">std::numeric_limits&lt;std::uint32_t&gt;::max</a>();</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">constexpr</span> <span class="keyword">auto</span> maxXRP =</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/types/numeric_limits/max.html">std::numeric_limits&lt;XRPAmount::value_type&gt;::max</a>();</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keyword">constexpr</span> <span class="keyword">auto</span> minXRP =</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/types/numeric_limits/min.html">std::numeric_limits&lt;XRPAmount::value_type&gt;::min</a>();</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </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> <span class="comment">// multiply by a number that would overflow then divide by the same</span></div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="comment">// number, and check we didn&#39;t lose any value</span></div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> big(maxXRP);</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> BEAST_EXPECT(big == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, maxUInt32, maxUInt32, <span class="keyword">true</span>));</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// rounding mode shouldn&#39;t matter as the result is exact</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> BEAST_EXPECT(big == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, maxUInt32, maxUInt32, <span class="keyword">false</span>));</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">// multiply and divide by values that would overflow if done</span></div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="comment">// naively, and check that it gives the correct answer</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> big -= 0xf; <span class="comment">// Subtract a little so it&#39;s divisable by 4</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> BEAST_EXPECT(</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, 3, 4, <span class="keyword">false</span>).value() == (big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() / 4) * 3);</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> BEAST_EXPECT(</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, 3, 4, <span class="keyword">true</span>).value() == (big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() / 4) * 3);</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> BEAST_EXPECT((big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() * 3) / 4 != (big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() / 4) * 3);</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> }</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> {</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="comment">// Similar test as above, but for negative values</span></div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> big(minXRP);</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> BEAST_EXPECT(big == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, maxUInt32, maxUInt32, <span class="keyword">true</span>));</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="comment">// rounding mode shouldn&#39;t matter as the result is exact</span></div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> BEAST_EXPECT(big == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, maxUInt32, maxUInt32, <span class="keyword">false</span>));</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> </div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="comment">// multiply and divide by values that would overflow if done</span></div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <span class="comment">// naively, and check that it gives the correct answer</span></div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> BEAST_EXPECT(</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, 3, 4, <span class="keyword">false</span>).value() == (big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() / 4) * 3);</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> BEAST_EXPECT(</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, 3, 4, <span class="keyword">true</span>).value() == (big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() / 4) * 3);</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> BEAST_EXPECT((big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() * 3) / 4 != (big.<a class="code hl_function" href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">value</a>() / 4) * 3);</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> </div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> {</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="comment">// small amounts</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> tiny(1);</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="comment">// Round up should give the smallest allowable number</span></div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> BEAST_EXPECT(tiny == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(tiny, 1, maxUInt32, <span class="keyword">true</span>));</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="comment">// rounding down should be zero</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> BEAST_EXPECT(beast::zero == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(tiny, 1, maxUInt32, <span class="keyword">false</span>));</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> BEAST_EXPECT(</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> beast::zero == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(tiny, maxUInt32 - 1, maxUInt32, <span class="keyword">false</span>));</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> </div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="comment">// tiny negative numbers</span></div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> tinyNeg(-1);</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="comment">// Round up should give zero</span></div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> BEAST_EXPECT(beast::zero == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(tinyNeg, 1, maxUInt32, <span class="keyword">true</span>));</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> BEAST_EXPECT(</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> beast::zero ==</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(tinyNeg, maxUInt32 - 1, maxUInt32, <span class="keyword">true</span>));</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// rounding down should be tiny</span></div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> BEAST_EXPECT(</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> tinyNeg == <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(tinyNeg, maxUInt32 - 1, maxUInt32, <span class="keyword">false</span>));</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> }</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> { <span class="comment">// rounding</span></div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> {</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <a class="code hl_variable" href="namespaceripple.html#a1330e8eb921148a60725bcfc77d0a093">one</a>(1);</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="keyword">auto</span> <span class="keyword">const</span> rup = <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(<a class="code hl_variable" href="namespaceripple.html#a1330e8eb921148a60725bcfc77d0a093">one</a>, maxUInt32 - 1, maxUInt32, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keyword">auto</span> <span class="keyword">const</span> rdown =</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(<a class="code hl_variable" href="namespaceripple.html#a1330e8eb921148a60725bcfc77d0a093">one</a>, maxUInt32 - 1, maxUInt32, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> BEAST_EXPECT(rup.drops() - rdown.drops() == 1);</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> }</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> {</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> big(maxXRP);</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <span class="keyword">auto</span> <span class="keyword">const</span> rup = <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, maxUInt32 - 1, maxUInt32, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> <span class="keyword">auto</span> <span class="keyword">const</span> rdown =</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, maxUInt32 - 1, maxUInt32, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> BEAST_EXPECT(rup.drops() - rdown.drops() == 1);</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> }</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> {</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> negOne(-1);</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keyword">auto</span> <span class="keyword">const</span> rup =</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(negOne, maxUInt32 - 1, maxUInt32, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <span class="keyword">auto</span> <span class="keyword">const</span> rdown =</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(negOne, maxUInt32 - 1, maxUInt32, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> BEAST_EXPECT(rup.drops() - rdown.drops() == 1);</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> }</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> }</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> {</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <span class="comment">// division by zero</span></div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> <a class="code hl_variable" href="namespaceripple.html#a1330e8eb921148a60725bcfc77d0a093">one</a>(1);</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <a class="code hl_function" href="classbeast_1_1unit__test_1_1suite.html#adcc8cb5a0237760a7555c80c5bcef563">except</a>([&amp;] { <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(<a class="code hl_variable" href="namespaceripple.html#a1330e8eb921148a60725bcfc77d0a093">one</a>, 1, 0, <span class="keyword">true</span>); });</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> }</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> {</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="comment">// overflow</span></div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> big(maxXRP);</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <a class="code hl_function" href="classbeast_1_1unit__test_1_1suite.html#adcc8cb5a0237760a7555c80c5bcef563">except</a>([&amp;] { <a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(big, 2, 1, <span class="keyword">true</span>); });</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> }</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> {</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> <span class="comment">// underflow</span></div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> <a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a> bigNegative(minXRP + 10);</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> BEAST_EXPECT(<a class="code hl_function" href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">mulRatio</a>(bigNegative, 2, 1, <span class="keyword">true</span>) == minXRP);</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> }</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> } <span class="comment">// namespace ripple</span></div>
</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="comment">//--------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00316" data-start="{" data-end="}">
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"><a class="line" href="classripple_1_1XRPAmount__test.html#a8c5c833cb9bc7e3c01ef4a699c265ff7"> 316</a></span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a8c5c833cb9bc7e3c01ef4a699c265ff7">run</a>()<span class="keyword"> override</span></div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a88bf52e0d8518900c9a1f72891170c12">testSigNum</a>();</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#ac47219d720442f4d8985579e5a154b6b">testBeastZero</a>();</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#addad20a2dc94749d4a6c2bc22d04bc30">testComparisons</a>();</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a1feb39258802cfa5b33f2c4c414a5a36">testAddSub</a>();</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a0a7be222aadb5969b963897b3ee86c4e">testDecimal</a>();</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a8660123af385711c2ec835e127c0c365">testFunctions</a>();</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <a class="code hl_function" href="classripple_1_1XRPAmount__test.html#a2e48b4d7c6afd2d14fb6e749596198e8">testMulRatio</a>();</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> }</div>
</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span>};</div>
</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> </div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"><a class="line" href="namespaceripple.html#a12cb0b9800f6e698e1ee5aa50f6d261c"> 328</a></span>BEAST_DEFINE_TESTSUITE(<a class="code hl_class" href="classripple_1_1XRPAmount.html">XRPAmount</a>, basics, <a class="code hl_namespace" href="namespaceripple.html">ripple</a>);</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>} <span class="comment">// namespace ripple</span></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="aclassbeast_1_1unit__test_1_1suite_html_adcc8cb5a0237760a7555c80c5bcef563"><div class="ttname"><a href="classbeast_1_1unit__test_1_1suite.html#adcc8cb5a0237760a7555c80c5bcef563">beast::unit_test::suite::except</a></div><div class="ttdeci">bool except(F &amp;&amp;f, String const &amp;reason)</div><div class="ttdef"><b>Definition</b> <a href="suite_8h_source.html#l00445">suite.h:445</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html">ripple::XRPAmount_test</a></div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00006">XRPAmount_test.cpp:7</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_a0a7be222aadb5969b963897b3ee86c4e"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#a0a7be222aadb5969b963897b3ee86c4e">ripple::XRPAmount_test::testDecimal</a></div><div class="ttdeci">void testDecimal()</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00099">XRPAmount_test.cpp:99</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_a1feb39258802cfa5b33f2c4c414a5a36"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#a1feb39258802cfa5b33f2c4c414a5a36">ripple::XRPAmount_test::testAddSub</a></div><div class="ttdeci">void testAddSub()</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00078">XRPAmount_test.cpp:78</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_a2e48b4d7c6afd2d14fb6e749596198e8"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#a2e48b4d7c6afd2d14fb6e749596198e8">ripple::XRPAmount_test::testMulRatio</a></div><div class="ttdeci">void testMulRatio()</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00201">XRPAmount_test.cpp:201</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_a8660123af385711c2ec835e127c0c365"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#a8660123af385711c2ec835e127c0c365">ripple::XRPAmount_test::testFunctions</a></div><div class="ttdeci">void testFunctions()</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00118">XRPAmount_test.cpp:118</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_a88bf52e0d8518900c9a1f72891170c12"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#a88bf52e0d8518900c9a1f72891170c12">ripple::XRPAmount_test::testSigNum</a></div><div class="ttdeci">void testSigNum()</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00010">XRPAmount_test.cpp:10</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_a8c5c833cb9bc7e3c01ef4a699c265ff7"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#a8c5c833cb9bc7e3c01ef4a699c265ff7">ripple::XRPAmount_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="XRPAmount__test_8cpp_source.html#l00316">XRPAmount_test.cpp:316</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_ac47219d720442f4d8985579e5a154b6b"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#ac47219d720442f4d8985579e5a154b6b">ripple::XRPAmount_test::testBeastZero</a></div><div class="ttdeci">void testBeastZero()</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00028">XRPAmount_test.cpp:28</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount__test_html_addad20a2dc94749d4a6c2bc22d04bc30"><div class="ttname"><a href="classripple_1_1XRPAmount__test.html#addad20a2dc94749d4a6c2bc22d04bc30">ripple::XRPAmount_test::testComparisons</a></div><div class="ttdeci">void testComparisons()</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount__test_8cpp_source.html#l00055">XRPAmount_test.cpp:55</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount_html"><div class="ttname"><a href="classripple_1_1XRPAmount.html">ripple::XRPAmount</a></div><div class="ttdef"><b>Definition</b> <a href="XRPAmount_8h_source.html#l00020">XRPAmount.h:24</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount_html_a28c84252418df3a45b0f8d1d814e9900"><div class="ttname"><a href="classripple_1_1XRPAmount.html#a28c84252418df3a45b0f8d1d814e9900">ripple::XRPAmount::value</a></div><div class="ttdeci">constexpr value_type value() const</div><div class="ttdoc">Returns the underlying value.</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount_8h_source.html#l00220">XRPAmount.h:220</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount_html_a5f5a00512163351500d08fb545ad7933"><div class="ttname"><a href="classripple_1_1XRPAmount.html#a5f5a00512163351500d08fb545ad7933">ripple::XRPAmount::signum</a></div><div class="ttdeci">constexpr int signum() const noexcept</div><div class="ttdoc">Return the sign of the amount.</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount_8h_source.html#l00151">XRPAmount.h:151</a></div></div>
<div class="ttc" id="aclassripple_1_1XRPAmount_html_acfed8f84f4e61a753547a9d5a7a059a4"><div class="ttname"><a href="classripple_1_1XRPAmount.html#acfed8f84f4e61a753547a9d5a7a059a4">ripple::XRPAmount::decimalXRP</a></div><div class="ttdeci">constexpr double decimalXRP() const</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount_8h_source.html#l00243">XRPAmount.h:243</a></div></div>
<div class="ttc" id="ainteger_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/integer.html">std::int64_t</a></div></div>
<div class="ttc" id="amax_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/numeric_limits/max.html">std::numeric_limits::max</a></div><div class="ttdeci">T max(T... args)</div></div>
<div class="ttc" id="amin_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/numeric_limits/min.html">std::numeric_limits::min</a></div><div class="ttdeci">T min(T... args)</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_a1330e8eb921148a60725bcfc77d0a093"><div class="ttname"><a href="namespaceripple.html#a1330e8eb921148a60725bcfc77d0a093">ripple::one</a></div><div class="ttdeci">constexpr Number one</div><div class="ttdef"><b>Definition</b> <a href="Number_8cpp_source.html#l00156">Number.cpp:156</a></div></div>
<div class="ttc" id="anamespaceripple_html_aaed451aa78786841714de20f3f345f23"><div class="ttname"><a href="namespaceripple.html#aaed451aa78786841714de20f3f345f23">ripple::mulRatio</a></div><div class="ttdeci">IOUAmount mulRatio(IOUAmount const &amp;amt, std::uint32_t num, std::uint32_t den, bool roundUp)</div><div class="ttdef"><b>Definition</b> <a href="IOUAmount_8cpp_source.html#l00171">IOUAmount.cpp:171</a></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_afa493631a6ea5b71b91ceb86576fc328"><div class="ttname"><a href="namespaceripple.html#afa493631a6ea5b71b91ceb86576fc328">ripple::DROPS_PER_XRP</a></div><div class="ttdeci">constexpr XRPAmount DROPS_PER_XRP</div><div class="ttdoc">Number of drops per 1 XRP.</div><div class="ttdef"><b>Definition</b> <a href="XRPAmount_8h_source.html#l00240">XRPAmount.h:240</a></div></div>
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