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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_7749a6d72d71c606925d7a83be5aed68.html">consensus</a></li> </ul>
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<div class="headertitle"><div class="title">ByzantineFailureSim_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 <test/csf.h></span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include <xrpl/beast/unit_test.h></span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span> </div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include <<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/utility.html">utility</a>></span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span> </div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="keyword">namespace </span>test {</div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> </div>
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<div class="foldopen" id="foldopen00010" data-start="{" data-end="};">
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ByzantineFailureSim__test.html"> 10</a></span><span class="keyword">class </span><a class="code hl_class" href="classripple_1_1test_1_1ByzantineFailureSim__test.html">ByzantineFailureSim_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>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span>{</div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> <span class="keywordtype">void</span></div>
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<div class="foldopen" id="foldopen00013" data-start="{" data-end="}">
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"><a class="line" href="classripple_1_1test_1_1ByzantineFailureSim__test.html#aca00fe86cb1e34a67345eb7437df7077"> 13</a></span> <a class="code hl_function" href="classripple_1_1test_1_1ByzantineFailureSim__test.html#aca00fe86cb1e34a67345eb7437df7077">run</a>()<span class="keyword"> override</span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="keyword"> </span>{</div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">using namespace </span>csf;</div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">using namespace </span><a class="code hl_namespaceRef" href="http://en.cppreference.com/w/namespacestd_1_1chrono.html">std::chrono</a>;</div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// This test simulates a specific topology with nodes generating</span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// different ledgers due to a simulated byzantine failure (injecting</span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// an extra non-consensus transaction).</span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> Sim sim;</div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> <a class="code hl_struct" href="structripple_1_1ConsensusParms.html">ConsensusParms</a> <span class="keyword">const</span> parms{};</div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> SimDuration <span class="keyword">const</span> delay =</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> round<milliseconds>(0.2 * parms.ledgerGRANULARITY);</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> PeerGroup a = sim.createGroup(1);</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> PeerGroup b = sim.createGroup(1);</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> PeerGroup c = sim.createGroup(1);</div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> PeerGroup d = sim.createGroup(1);</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> PeerGroup e = sim.createGroup(1);</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> PeerGroup f = sim.createGroup(1);</div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> PeerGroup g = sim.createGroup(1);</div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> </div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> a.trustAndConnect(a + b + c + g, delay);</div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> b.trustAndConnect(b + a + c + d + e, delay);</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> c.trustAndConnect(c + a + b + d + e, delay);</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> d.trustAndConnect(d + b + c + e + f, delay);</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> e.trustAndConnect(e + b + c + d + f, delay);</div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> f.trustAndConnect(f + d + e + g, delay);</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> g.trustAndConnect(g + a + f, delay);</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> </div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> PeerGroup network = a + b + c + d + e + f + g;</div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> StreamCollector sc{<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a>};</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> sim.collectors.add(sc);</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">for</span> (TrustGraph<Peer*>::ForkInfo <span class="keyword">const</span>& fi :</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> sim.trustGraph.forkablePairs(0.8))</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> {</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> << <span class="stringliteral">"Can fork "</span> << PeerGroup{fi.unlA} << <span class="stringliteral">" "</span></div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> << <span class="stringliteral">" "</span> << PeerGroup{fi.unlB} << <span class="stringliteral">" overlap "</span> << fi.overlap</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> << <span class="stringliteral">" required "</span> << fi.required << <span class="stringliteral">"\n"</span>;</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> };</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// set prior state</span></div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> sim.run(1);</div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> PeerGroup byzantineNodes = a + b + c + g;</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="comment">// All peers see some TX 0</span></div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keywordflow">for</span> (<a class="code hl_class" href="classripple_1_1Peer.html">Peer</a>* peer : network)</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> {</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> peer->submit(Tx{0});</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// Peers 0,1,2,6 will close the next ledger differently by injecting</span></div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// a non-consensus approved transaciton</span></div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">if</span> (byzantineNodes.contains(peer))</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> {</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> peer->txInjections.emplace(</div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> peer->lastClosedLedger.seq(), Tx{42});</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> }</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> }</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> sim.run(4);</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> << <span class="stringliteral">"Branches: "</span> << sim.branches() << <span class="stringliteral">"\n"</span>;</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/io/cout.html">std::cout</a> << <span class="stringliteral">"Fully synchronized: "</span> << <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/io/manip/boolalpha.html">std::boolalpha</a></div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> << sim.synchronized() << <span class="stringliteral">"\n"</span>;</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="comment">// Not tessting anything currently.</span></div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <a class="code hl_function" href="classbeast_1_1unit__test_1_1suite.html#a5c723fb774d3c25ba877c5b9ce681d6f">pass</a>();</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> }</div>
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</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span>};</div>
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</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> </div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"><a class="line" href="namespaceripple_1_1test.html#a481a9e7617af7c73415f6dd426020a9f"> 82</a></span>BEAST_DEFINE_TESTSUITE_MANUAL(ByzantineFailureSim, consensus, <a class="code hl_namespace" href="namespaceripple.html">ripple</a>);</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> </div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span>} <span class="comment">// namespace test</span></div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span>} <span class="comment">// namespace ripple</span></div>
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<div class="ttc" id="aboolalpha_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/manip/boolalpha.html">std::boolalpha</a></div><div class="ttdeci">T boolalpha(T... args)</div></div>
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<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>
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<div class="ttc" id="aclassbeast_1_1unit__test_1_1suite_html_a5c723fb774d3c25ba877c5b9ce681d6f"><div class="ttname"><a href="classbeast_1_1unit__test_1_1suite.html#a5c723fb774d3c25ba877c5b9ce681d6f">beast::unit_test::suite::pass</a></div><div class="ttdeci">void pass()</div><div class="ttdoc">Record a successful test condition.</div><div class="ttdef"><b>Definition</b> <a href="suite_8h_source.html#l00508">suite.h:508</a></div></div>
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<div class="ttc" id="aclassripple_1_1Peer_html"><div class="ttname"><a href="classripple_1_1Peer.html">ripple::Peer</a></div><div class="ttdoc">Represents a peer connection in the overlay.</div><div class="ttdef"><b>Definition</b> <a href="xrpld_2overlay_2Peer_8h_source.html#l00024">xrpld/overlay/Peer.h:25</a></div></div>
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<div class="ttc" id="aclassripple_1_1test_1_1ByzantineFailureSim__test_html"><div class="ttname"><a href="classripple_1_1test_1_1ByzantineFailureSim__test.html">ripple::test::ByzantineFailureSim_test</a></div><div class="ttdef"><b>Definition</b> <a href="ByzantineFailureSim__test_8cpp_source.html#l00010">ByzantineFailureSim_test.cpp:11</a></div></div>
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<div class="ttc" id="aclassripple_1_1test_1_1ByzantineFailureSim__test_html_aca00fe86cb1e34a67345eb7437df7077"><div class="ttname"><a href="classripple_1_1test_1_1ByzantineFailureSim__test.html#aca00fe86cb1e34a67345eb7437df7077">ripple::test::ByzantineFailureSim_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="ByzantineFailureSim__test_8cpp_source.html#l00013">ByzantineFailureSim_test.cpp:13</a></div></div>
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<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>
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<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>
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<div class="ttc" id="anamespacestd_1_1chrono_html"><div class="ttname"><a href="http://en.cppreference.com/w/namespacestd_1_1chrono.html">std::chrono</a></div></div>
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