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<div class="title">gtest-death-test-internal.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2005, Google Inc.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// All rights reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// modification, are permitted provided that the following conditions are</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// met:</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// * Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// notice, this list of conditions and the following disclaimer.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// * Redistributions in binary form must reproduce the above</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// copyright notice, this list of conditions and the following disclaimer</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// in the documentation and/or other materials provided with the</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// distribution.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// * Neither the name of Google Inc. nor the names of its</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// contributors may be used to endorse or promote products derived from</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// this software without specific prior written permission.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">//</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">//</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// Authors: wan@google.com (Zhanyong Wan), eefacm@gmail.com (Sean Mcafee)</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">//</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// The Google C++ Testing Framework (Google Test)</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">//</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// This header file defines internal utilities needed for implementing</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// death tests. They are subject to change without notice.</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor"></span><span class="preprocessor">#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "gtest/internal/gtest-internal.h"</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">namespace </span>testing {</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> GTEST_DECLARE_string_(internal_run_death_test);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// Names of the flags (needed for parsing Google Test flags).</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kDeathTestStyleFlag[] = <span class="stringliteral">"death_test_style"</span>;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kDeathTestUseFork[] = <span class="stringliteral">"death_test_use_fork"</span>;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kInternalRunDeathTestFlag[] = <span class="stringliteral">"internal_run_death_test"</span>;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#if GTEST_HAS_DEATH_TEST</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">// DeathTest is a class that hides much of the complexity of the</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// GTEST_DEATH_TEST_ macro. It is abstract; its static Create method</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// returns a concrete class that depends on the prevailing death test</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// style, as defined by the --gtest_death_test_style and/or</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// --gtest_internal_run_death_test flags.</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// In describing the results of death tests, these terms are used with</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// the corresponding definitions:</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">//</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// exit status: The integer exit information in the format specified</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// by wait(2)</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// exit code: The integer code passed to exit(3), _exit(2), or</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// returned from main()</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">class </span>GTEST_API_ DeathTest {</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="comment">// Create returns false if there was an error determining the</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="comment">// appropriate action to take for the current death test; for example,</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="comment">// if the gtest_death_test_style flag is set to an invalid value.</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">// The LastMessage method will return a more detailed message in that</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// case. Otherwise, the DeathTest pointer pointed to by the "test"</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="comment">// argument is set. If the death test should be skipped, the pointer</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="comment">// is set to NULL; otherwise, it is set to the address of a new concrete</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">// DeathTest object that controls the execution of the current test.</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Create(<span class="keyword">const</span> <span class="keywordtype">char</span>* statement, <span class="keyword">const</span> RE* regex,</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line, DeathTest** test);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  DeathTest();</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">virtual</span> ~DeathTest() { }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">// A helper class that aborts a death test when it's deleted.</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">class </span>ReturnSentinel {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">explicit</span> ReturnSentinel(DeathTest* test) : test_(test) { }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  ~ReturnSentinel() { test_->Abort(TEST_ENCOUNTERED_RETURN_STATEMENT); }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  DeathTest* <span class="keyword">const</span> test_;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  GTEST_DISALLOW_COPY_AND_ASSIGN_(ReturnSentinel);</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  } GTEST_ATTRIBUTE_UNUSED_;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// An enumeration of possible roles that may be taken when a death</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// test is encountered. EXECUTE means that the death test logic should</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// be executed immediately. OVERSEE means that the program should prepare</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">// the appropriate environment for a child process to execute the death</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// test, then wait for it to complete.</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">enum</span> TestRole { OVERSEE_TEST, EXECUTE_TEST };</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// An enumeration of the three reasons that a test might be aborted.</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">enum</span> AbortReason {</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  TEST_ENCOUNTERED_RETURN_STATEMENT,</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  TEST_THREW_EXCEPTION,</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  TEST_DID_NOT_DIE</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  };</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// Assumes one of the above roles.</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">virtual</span> TestRole AssumeRole() = 0;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Waits for the death test to finish and returns its status.</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> Wait() = 0;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="comment">// Returns true if the death test passed; that is, the test process</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="comment">// exited during the test, its exit status matches a user-supplied</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// predicate, and its stderr output matches a user-supplied regular</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// expression.</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// The user-supplied predicate may be a macro expression rather</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// than a function pointer or functor, or else Wait and Passed could</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// be combined.</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> Passed(<span class="keywordtype">bool</span> exit_status_ok) = 0;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// Signals that the death test did not die as expected.</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> Abort(AbortReason reason) = 0;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">// Returns a human-readable outcome message regarding the outcome of</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// the last death test.</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* LastMessage();</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> set_last_death_test_message(<span class="keyword">const</span> std::string& message);</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// A string containing a description of the outcome of the last death test.</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">static</span> std::string last_death_test_message_;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  GTEST_DISALLOW_COPY_AND_ASSIGN_(DeathTest);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> };</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment">// Factory interface for death tests. May be mocked out for testing.</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="keyword">class </span>DeathTestFactory {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">virtual</span> ~DeathTestFactory() { }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> Create(<span class="keyword">const</span> <span class="keywordtype">char</span>* statement, <span class="keyword">const</span> RE* regex,</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line, DeathTest** test) = 0;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> };</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// A concrete DeathTestFactory implementation for normal use.</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="keyword">class </span>DefaultDeathTestFactory : <span class="keyword">public</span> DeathTestFactory {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> Create(<span class="keyword">const</span> <span class="keywordtype">char</span>* statement, <span class="keyword">const</span> RE* regex,</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* file, <span class="keywordtype">int</span> line, DeathTest** test);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> };</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">// Returns true if exit_status describes a process that was terminated</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// by a signal, or exited normally with a nonzero exit code.</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> GTEST_API_ <span class="keywordtype">bool</span> ExitedUnsuccessfully(<span class="keywordtype">int</span> exit_status);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// Traps C++ exceptions escaping statement and reports them as test</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// failures. Note that trapping SEH exceptions is not implemented here.</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor"># if GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor"></span><span class="preprocessor"># define GTEST_EXECUTE_DEATH_TEST_STATEMENT_(statement, death_test) \</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor"> try { \</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="preprocessor"> } catch (const ::std::exception& gtest_exception) { \</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor"> fprintf(\</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor"> stderr, \</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor"> "\n%s: Caught std::exception-derived exception escaping the " \</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor"> "death test statement. Exception message: %s\n", \</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor"> ::testing::internal::FormatFileLocation(__FILE__, __LINE__).c_str(), \</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor"> gtest_exception.what()); \</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor"> fflush(stderr); \</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor"> death_test->Abort(::testing::internal::DeathTest::TEST_THREW_EXCEPTION); \</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor"> } catch (...) { \</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="preprocessor"> death_test->Abort(::testing::internal::DeathTest::TEST_THREW_EXCEPTION); \</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor"> }</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor"># else</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor"></span><span class="preprocessor"># define GTEST_EXECUTE_DEATH_TEST_STATEMENT_(statement, death_test) \</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement)</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment">// This macro is for implementing ASSERT_DEATH*, EXPECT_DEATH*,</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// ASSERT_EXIT*, and EXPECT_EXIT*.</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor"># define GTEST_DEATH_TEST_(statement, predicate, regex, fail) \</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="preprocessor"> if (::testing::internal::AlwaysTrue()) { \</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor"> const ::testing::internal::RE& gtest_regex = (regex); \</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor"> ::testing::internal::DeathTest* gtest_dt; \</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor"> if (!::testing::internal::DeathTest::Create(#statement, &gtest_regex, \</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor"> __FILE__, __LINE__, &gtest_dt)) { \</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor"> goto GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__); \</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor"> if (gtest_dt != NULL) { \</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor"> ::testing::internal::scoped_ptr< ::testing::internal::DeathTest> \</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor"> gtest_dt_ptr(gtest_dt); \</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor"> switch (gtest_dt->AssumeRole()) { \</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor"> case ::testing::internal::DeathTest::OVERSEE_TEST: \</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor"> if (!gtest_dt->Passed(predicate(gtest_dt->Wait()))) { \</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor"> goto GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__); \</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"> break; \</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor"> case ::testing::internal::DeathTest::EXECUTE_TEST: { \</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"> ::testing::internal::DeathTest::ReturnSentinel \</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor"> gtest_sentinel(gtest_dt); \</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor"> GTEST_EXECUTE_DEATH_TEST_STATEMENT_(statement, gtest_dt); \</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> gtest_dt->Abort(::testing::internal::DeathTest::TEST_DID_NOT_DIE); \</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"> break; \</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor"> default: \</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor"> break; \</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="preprocessor"> } else \</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor"> GTEST_CONCAT_TOKEN_(gtest_label_, __LINE__): \</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="preprocessor"> fail(::testing::internal::DeathTest::LastMessage())</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="preprocessor"></span><span class="comment">// The symbol "fail" here expands to something into which a message</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// can be streamed.</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment">// This macro is for implementing ASSERT/EXPECT_DEBUG_DEATH when compiled in</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment">// NDEBUG mode. In this case we need the statements to be executed, the regex is</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment">// ignored, and the macro must accept a streamed message even though the message</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment">// is never printed.</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor"># define GTEST_EXECUTE_STATEMENT_(statement, regex) \</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="preprocessor"> if (::testing::internal::AlwaysTrue()) { \</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor"> } else \</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor"> ::testing::Message()</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment">// A class representing the parsed contents of the</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment">// --gtest_internal_run_death_test flag, as it existed when</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="comment">// RUN_ALL_TESTS was called.</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="keyword">class </span>InternalRunDeathTestFlag {</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  InternalRunDeathTestFlag(<span class="keyword">const</span> std::string& a_file,</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordtype">int</span> a_line,</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">int</span> an_index,</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordtype">int</span> a_write_fd)</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  : file_(a_file), line_(a_line), index_(an_index),</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  write_fd_(a_write_fd) {}</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  ~InternalRunDeathTestFlag() {</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">if</span> (write_fd_ >= 0)</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  posix::Close(write_fd_);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  }</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keyword">const</span> std::string& file()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> file_; }</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordtype">int</span> line()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> line_; }</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordtype">int</span> index()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> index_; }</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordtype">int</span> write_fd()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> write_fd_; }</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  std::string file_;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordtype">int</span> line_;</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordtype">int</span> index_;</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordtype">int</span> write_fd_;</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  GTEST_DISALLOW_COPY_AND_ASSIGN_(InternalRunDeathTestFlag);</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> };</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// Returns a newly created InternalRunDeathTestFlag object with fields</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment">// initialized from the GTEST_FLAG(internal_run_death_test) flag if</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment">// the flag is specified; otherwise returns NULL.</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> InternalRunDeathTestFlag* ParseInternalRunDeathTestFlag();</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="preprocessor">#else // GTEST_HAS_DEATH_TEST</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="comment">// This macro is used for implementing macros such as</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="comment">// EXPECT_DEATH_IF_SUPPORTED and ASSERT_DEATH_IF_SUPPORTED on systems where</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment">// death tests are not supported. Those macros must compile on such systems</span></div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="comment">// iff EXPECT_DEATH and ASSERT_DEATH compile with the same parameters on</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="comment">// systems that support death tests. This allows one to write such a macro</span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment">// on a system that does not support death tests and be sure that it will</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment">// compile on a death-test supporting system.</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="comment">//</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="comment">// Parameters:</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="comment">// statement - A statement that a macro such as EXPECT_DEATH would test</span></div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="comment">// for program termination. This macro has to make sure this</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment">// statement is compiled but not executed, to ensure that</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="comment">// EXPECT_DEATH_IF_SUPPORTED compiles with a certain</span></div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment">// parameter iff EXPECT_DEATH compiles with it.</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="comment">// regex - A regex that a macro such as EXPECT_DEATH would use to test</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="comment">// the output of statement. This parameter has to be</span></div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment">// compiled but not evaluated by this macro, to ensure that</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// this macro only accepts expressions that a macro such as</span></div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="comment">// EXPECT_DEATH would accept.</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment">// terminator - Must be an empty statement for EXPECT_DEATH_IF_SUPPORTED</span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment">// and a return statement for ASSERT_DEATH_IF_SUPPORTED.</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment">// This ensures that ASSERT_DEATH_IF_SUPPORTED will not</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment">// compile inside functions where ASSERT_DEATH doesn't</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="comment">// compile.</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment">//</span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment">// The branch that has an always false condition is used to ensure that</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment">// statement and regex are compiled (and thus syntactically correct) but</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment">// never executed. The unreachable code macro protects the terminator</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="comment">// statement from generating an 'unreachable code' warning in case</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment">// statement unconditionally returns or throws. The Message constructor at</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="comment">// the end allows the syntax of streaming additional messages into the</span></div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="comment">// macro, for compilational compatibility with EXPECT_DEATH/ASSERT_DEATH.</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="preprocessor"># define GTEST_UNSUPPORTED_DEATH_TEST_(statement, regex, terminator) \</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="preprocessor"> GTEST_AMBIGUOUS_ELSE_BLOCKER_ \</span></div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="preprocessor"> if (::testing::internal::AlwaysTrue()) { \</span></div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="preprocessor"> GTEST_LOG_(WARNING) \</span></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="preprocessor"> << "Death tests are not supported on this platform.\n" \</span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="preprocessor"> << "Statement '" #statement "' cannot be verified."; \</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="preprocessor"> } else if (::testing::internal::AlwaysFalse()) { \</span></div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="preprocessor"> ::testing::internal::RE::PartialMatch(".*", (regex)); \</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="preprocessor"> GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="preprocessor"> terminator; \</span></div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="preprocessor"> } else \</span></div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="preprocessor"> ::testing::Message()</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> <span class="preprocessor">#endif // GTEST_HAS_DEATH_TEST</span></div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> } <span class="comment">// namespace internal</span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> } <span class="comment">// namespace testing</span></div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="preprocessor">#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_DEATH_TEST_INTERNAL_H_</span></div>
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