gtest-param-util_8h_source.html 112 KB
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// Copyright 2008 Google Inc.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// All Rights Reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<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>&#160;<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>&#160;<span class="comment">// met:</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<span class="comment">// distribution.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<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>&#160;<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>&#160;<span class="comment">// this software without specific prior written permission.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<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>&#160;<span class="comment">// &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment">// Author: vladl@google.com (Vlad Losev)</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">// Type and function utilities for implementing parameterized tests.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_H_</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_H_</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &lt;ctype.h&gt;</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &lt;iterator&gt;</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &lt;set&gt;</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#include &lt;utility&gt;</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment">// scripts/fuse_gtest.py depends on gtest&#39;s own header being #included</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="comment">// *unconditionally*.  Therefore these #includes cannot be moved</span></div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="comment">// inside #if GTEST_HAS_PARAM_TEST.</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#include &quot;gtest/internal/gtest-internal.h&quot;</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor">#include &quot;gtest/internal/gtest-linked_ptr.h&quot;</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#include &quot;gtest/internal/gtest-port.h&quot;</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">#include &quot;gtest/gtest-printers.h&quot;</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor">#if GTEST_HAS_PARAM_TEST</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="keyword">namespace </span>testing {</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="comment">// Input to a parameterized test name generator, describing a test parameter.</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="comment">// Consists of the parameter value and the integer parameter index.</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> ParamType&gt;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="keyword">struct </span>TestParamInfo {</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;  TestParamInfo(<span class="keyword">const</span> ParamType&amp; a_param, <span class="keywordtype">size_t</span> an_index) :</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    param(a_param),</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    index(an_index) {}</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;  ParamType param;</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;  <span class="keywordtype">size_t</span> index;</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;};</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment">// A builtin parameterized test name generator which returns the result of</span></div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="comment">// testing::PrintToString.</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="keyword">struct </span>PrintToStringParamName {</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> ParamType&gt;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;  std::string operator()(<span class="keyword">const</span> TestParamInfo&lt;ParamType&gt;&amp; info)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="keywordflow">return</span> PrintToString(info.param);</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;  }</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;};</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="comment">// Outputs a message explaining invalid registration of different</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="comment">// fixture class for the same test case. This may happen when</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="comment">// TEST_P macro is used to define two tests with the same name</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="comment">// but in different namespaces.</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;GTEST_API_ <span class="keywordtype">void</span> ReportInvalidTestCaseType(<span class="keyword">const</span> <span class="keywordtype">char</span>* test_case_name,</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;                                          CodeLocation code_location);</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span>&gt; <span class="keyword">class </span>ParamGeneratorInterface;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span>&gt; <span class="keyword">class </span>ParamGenerator;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="comment">// Interface for iterating over elements provided by an implementation</span></div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="comment">// of ParamGeneratorInterface&lt;T&gt;.</span></div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="keyword">class </span>ParamIteratorInterface {</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;  <span class="keyword">virtual</span> ~ParamIteratorInterface() {}</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;  <span class="comment">// A pointer to the base generator instance.</span></div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;  <span class="comment">// Used only for the purposes of iterator comparison</span></div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;  <span class="comment">// to make sure that two iterators belong to the same generator.</span></div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  <span class="keyword">virtual</span> <span class="keyword">const</span> ParamGeneratorInterface&lt;T&gt;* BaseGenerator() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;  <span class="comment">// Advances iterator to point to the next element</span></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;  <span class="comment">// provided by the generator. The caller is responsible</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;  <span class="comment">// for not calling Advance() on an iterator equal to</span></div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;  <span class="comment">// BaseGenerator()-&gt;End().</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> Advance() = 0;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;  <span class="comment">// Clones the iterator object. Used for implementing copy semantics</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;  <span class="comment">// of ParamIterator&lt;T&gt;.</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;  <span class="keyword">virtual</span> ParamIteratorInterface* Clone() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;  <span class="comment">// Dereferences the current iterator and provides (read-only) access</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;  <span class="comment">// to the pointed value. It is the caller&#39;s responsibility not to call</span></div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  <span class="comment">// Current() on an iterator equal to BaseGenerator()-&gt;End().</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  <span class="comment">// Used for implementing ParamGenerator&lt;T&gt;::operator*().</span></div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;  <span class="keyword">virtual</span> <span class="keyword">const</span> T* Current() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;  <span class="comment">// Determines whether the given iterator and other point to the same</span></div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;  <span class="comment">// element in the sequence generated by the generator.</span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;  <span class="comment">// Used for implementing ParamGenerator&lt;T&gt;::operator==().</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> Equals(<span class="keyword">const</span> ParamIteratorInterface&amp; other) <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;};</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="comment">// Class iterating over elements provided by an implementation of</span></div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="comment">// ParamGeneratorInterface&lt;T&gt;. It wraps ParamIteratorInterface&lt;T&gt;</span></div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="comment">// and implements the const forward iterator concept.</span></div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="keyword">class </span>ParamIterator {</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;  <span class="keyword">typedef</span> T value_type;</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">const</span> T&amp; reference;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;  <span class="keyword">typedef</span> ptrdiff_t difference_type;</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;  <span class="comment">// ParamIterator assumes ownership of the impl_ pointer.</span></div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;  ParamIterator(<span class="keyword">const</span> ParamIterator&amp; other) : impl_(other.impl_-&gt;Clone()) {}</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;  ParamIterator&amp; operator=(<span class="keyword">const</span> ParamIterator&amp; other) {</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    <span class="keywordflow">if</span> (<span class="keyword">this</span> != &amp;other)</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;      impl_.reset(other.impl_-&gt;Clone());</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;  }</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;  <span class="keyword">const</span> T&amp; operator*()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *impl_-&gt;Current(); }</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;  <span class="keyword">const</span> T* operator-&gt;()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> impl_-&gt;Current(); }</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  <span class="comment">// Prefix version of operator++.</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  ParamIterator&amp; operator++() {</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;    impl_-&gt;Advance();</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;  }</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;  <span class="comment">// Postfix version of operator++.</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;  ParamIterator operator++(<span class="keywordtype">int</span> <span class="comment">/*unused*/</span>) {</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;    ParamIteratorInterface&lt;T&gt;* clone = impl_-&gt;Clone();</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    impl_-&gt;Advance();</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    <span class="keywordflow">return</span> ParamIterator(clone);</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;  }</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> ParamIterator&amp; other)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    <span class="keywordflow">return</span> impl_.get() == other.impl_.get() || impl_-&gt;Equals(*other.impl_);</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;  }</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> ParamIterator&amp; other)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;    <span class="keywordflow">return</span> !(*<span class="keyword">this</span> == other);</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;  }</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;  <span class="keyword">friend</span> <span class="keyword">class </span>ParamGenerator&lt;T&gt;;</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;  <span class="keyword">explicit</span> ParamIterator(ParamIteratorInterface&lt;T&gt;* impl) : impl_(impl) {}</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;  scoped_ptr&lt;ParamIteratorInterface&lt;T&gt; &gt; impl_;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;};</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;<span class="comment">// ParamGeneratorInterface&lt;T&gt; is the binary interface to access generators</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;<span class="comment">// defined in other translation units.</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;<span class="keyword">class </span>ParamGeneratorInterface {</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;  <span class="keyword">typedef</span> T ParamType;</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;  <span class="keyword">virtual</span> ~ParamGeneratorInterface() {}</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;  <span class="comment">// Generator interface definition</span></div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;  <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* Begin() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;  <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* End() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;};</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;<span class="comment">// Wraps ParamGeneratorInterface&lt;T&gt; and provides general generator syntax</span></div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="comment">// compatible with the STL Container concept.</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;<span class="comment">// This class implements copy initialization semantics and the contained</span></div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;<span class="comment">// ParamGeneratorInterface&lt;T&gt; instance is shared among all copies</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="comment">// of the original object. This is possible because that instance is immutable.</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="keyword">class </span>ParamGenerator {</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;  <span class="keyword">typedef</span> ParamIterator&lt;T&gt; iterator;</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;  <span class="keyword">explicit</span> ParamGenerator(ParamGeneratorInterface&lt;T&gt;* impl) : impl_(impl) {}</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  ParamGenerator(<span class="keyword">const</span> ParamGenerator&amp; other) : impl_(other.impl_) {}</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;  ParamGenerator&amp; operator=(<span class="keyword">const</span> ParamGenerator&amp; other) {</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;    impl_ = other.impl_;</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  }</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  iterator begin()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> iterator(impl_-&gt;Begin()); }</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;  iterator end()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> iterator(impl_-&gt;End()); }</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;  linked_ptr&lt;const ParamGeneratorInterface&lt;T&gt; &gt; impl_;</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;};</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;<span class="comment">// Generates values from a range of two comparable values. Can be used to</span></div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;<span class="comment">// generate sequences of user-defined types that implement operator+() and</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span class="comment">// operator&lt;().</span></div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;<span class="comment">// This class is used in the Range() function.</span></div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> IncrementT&gt;</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="keyword">class </span>RangeGenerator : <span class="keyword">public</span> ParamGeneratorInterface&lt;T&gt; {</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;  RangeGenerator(T begin, T end, IncrementT step)</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;      : begin_(begin), end_(end),</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;        step_(step), end_index_(CalculateEndIndex(begin, end, step)) {}</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;  <span class="keyword">virtual</span> ~RangeGenerator() {}</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;  <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* Begin()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">new</span> Iterator(<span class="keyword">this</span>, begin_, 0, step_);</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;  }</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;  <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* End()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">new</span> Iterator(<span class="keyword">this</span>, end_, end_index_, step_);</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;  }</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;  <span class="keyword">class </span>Iterator : <span class="keyword">public</span> ParamIteratorInterface&lt;T&gt; {</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;   <span class="keyword">public</span>:</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;    Iterator(<span class="keyword">const</span> ParamGeneratorInterface&lt;T&gt;* base, T value, <span class="keywordtype">int</span> index,</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;             IncrementT step)</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;        : base_(base), value_(value), index_(index), step_(step) {}</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;    <span class="keyword">virtual</span> ~Iterator() {}</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;    <span class="keyword">virtual</span> <span class="keyword">const</span> ParamGeneratorInterface&lt;T&gt;* BaseGenerator()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;      <span class="keywordflow">return</span> base_;</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;    }</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">void</span> Advance() {</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;      value_ = <span class="keyword">static_cast&lt;</span>T<span class="keyword">&gt;</span>(value_ + step_);</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;      index_++;</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;    }</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;    <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* Clone()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">new</span> Iterator(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    }</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    <span class="keyword">virtual</span> <span class="keyword">const</span> T* Current()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> &amp;value_; }</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">bool</span> Equals(<span class="keyword">const</span> ParamIteratorInterface&lt;T&gt;&amp; other)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;      <span class="comment">// Having the same base generator guarantees that the other</span></div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;      <span class="comment">// iterator is of the same type and we can downcast.</span></div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;      GTEST_CHECK_(BaseGenerator() == other.BaseGenerator())</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;          &lt;&lt; <span class="stringliteral">&quot;The program attempted to compare iterators &quot;</span></div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;          &lt;&lt; <span class="stringliteral">&quot;from different generators.&quot;</span> &lt;&lt; std::endl;</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">int</span> other_index =</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;          CheckedDowncastToActualType&lt;const Iterator&gt;(&amp;other)-&gt;index_;</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;      <span class="keywordflow">return</span> index_ == other_index;</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    }</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;   <span class="keyword">private</span>:</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;    Iterator(<span class="keyword">const</span> Iterator&amp; other)</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;        : ParamIteratorInterface&lt;T&gt;(),</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;          base_(other.base_), value_(other.value_), index_(other.index_),</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;          step_(other.step_) {}</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;    <span class="comment">// No implementation - assignment is unsupported.</span></div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> Iterator&amp; other);</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;    <span class="keyword">const</span> ParamGeneratorInterface&lt;T&gt;* <span class="keyword">const</span> base_;</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;    T value_;</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    <span class="keywordtype">int</span> index_;</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;    <span class="keyword">const</span> IncrementT step_;</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;  };  <span class="comment">// class RangeGenerator::Iterator</span></div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">int</span> CalculateEndIndex(<span class="keyword">const</span> T&amp; begin,</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;                               <span class="keyword">const</span> T&amp; end,</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;                               <span class="keyword">const</span> IncrementT&amp; step) {</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;    <span class="keywordtype">int</span> end_index = 0;</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;    <span class="keywordflow">for</span> (T i = begin; i &lt; end; i = static_cast&lt;T&gt;(i + step))</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;      end_index++;</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;    <span class="keywordflow">return</span> end_index;</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;  }</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;  <span class="comment">// No implementation - assignment is unsupported.</span></div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;  <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> RangeGenerator&amp; other);</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;  <span class="keyword">const</span> T begin_;</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;  <span class="keyword">const</span> T end_;</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;  <span class="keyword">const</span> IncrementT step_;</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;  <span class="comment">// The index for the end() iterator. All the elements in the generated</span></div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;  <span class="comment">// sequence are indexed (0-based) to aid iterator comparison.</span></div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">int</span> end_index_;</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;};  <span class="comment">// class RangeGenerator</span></div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;</div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;</div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;<span class="comment">// Generates values from a pair of STL-style iterators. Used in the</span></div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;<span class="comment">// ValuesIn() function. The elements are copied from the source range</span></div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;<span class="comment">// since the source can be located on the stack, and the generator</span></div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;<span class="comment">// is likely to persist beyond that stack frame.</span></div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;<span class="keyword">class </span>ValuesInIteratorRangeGenerator : <span class="keyword">public</span> ParamGeneratorInterface&lt;T&gt; {</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> ForwardIterator&gt;</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;  ValuesInIteratorRangeGenerator(ForwardIterator begin, ForwardIterator end)</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;      : container_(begin, end) {}</div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;  <span class="keyword">virtual</span> ~ValuesInIteratorRangeGenerator() {}</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;  <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* Begin()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">new</span> Iterator(<span class="keyword">this</span>, container_.begin());</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;  }</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;  <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* End()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">new</span> Iterator(<span class="keyword">this</span>, container_.end());</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;  }</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;  <span class="keyword">typedef</span> typename ::std::vector&lt;T&gt; ContainerType;</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;  <span class="keyword">class </span>Iterator : <span class="keyword">public</span> ParamIteratorInterface&lt;T&gt; {</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;   <span class="keyword">public</span>:</div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;    Iterator(<span class="keyword">const</span> ParamGeneratorInterface&lt;T&gt;* base,</div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;             <span class="keyword">typename</span> ContainerType::const_iterator iterator)</div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;        : base_(base), iterator_(iterator) {}</div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;    <span class="keyword">virtual</span> ~Iterator() {}</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;</div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;    <span class="keyword">virtual</span> <span class="keyword">const</span> ParamGeneratorInterface&lt;T&gt;* BaseGenerator()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;      <span class="keywordflow">return</span> base_;</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    }</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">void</span> Advance() {</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;      ++iterator_;</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;      value_.reset();</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;    }</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;    <span class="keyword">virtual</span> ParamIteratorInterface&lt;T&gt;* Clone()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">new</span> Iterator(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;    }</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;    <span class="comment">// We need to use cached value referenced by iterator_ because *iterator_</span></div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;    <span class="comment">// can return a temporary object (and of type other then T), so just</span></div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;    <span class="comment">// having &quot;return &amp;*iterator_;&quot; doesn&#39;t work.</span></div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;    <span class="comment">// value_ is updated here and not in Advance() because Advance()</span></div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;    <span class="comment">// can advance iterator_ beyond the end of the range, and we cannot</span></div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;    <span class="comment">// detect that fact. The client code, on the other hand, is</span></div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;    <span class="comment">// responsible for not calling Current() on an out-of-range iterator.</span></div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;    <span class="keyword">virtual</span> <span class="keyword">const</span> T* Current()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;      <span class="keywordflow">if</span> (value_.get() == NULL)</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;        value_.reset(<span class="keyword">new</span> T(*iterator_));</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;      <span class="keywordflow">return</span> value_.get();</div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;    }</div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">bool</span> Equals(<span class="keyword">const</span> ParamIteratorInterface&lt;T&gt;&amp; other)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;      <span class="comment">// Having the same base generator guarantees that the other</span></div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;      <span class="comment">// iterator is of the same type and we can downcast.</span></div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;      GTEST_CHECK_(BaseGenerator() == other.BaseGenerator())</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;          &lt;&lt; <span class="stringliteral">&quot;The program attempted to compare iterators &quot;</span></div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;          &lt;&lt; <span class="stringliteral">&quot;from different generators.&quot;</span> &lt;&lt; std::endl;</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;      <span class="keywordflow">return</span> iterator_ ==</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;          CheckedDowncastToActualType&lt;const Iterator&gt;(&amp;other)-&gt;iterator_;</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;    }</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;   <span class="keyword">private</span>:</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;    Iterator(<span class="keyword">const</span> Iterator&amp; other)</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;          <span class="comment">// The explicit constructor call suppresses a false warning</span></div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;          <span class="comment">// emitted by gcc when supplied with the -Wextra option.</span></div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;        : ParamIteratorInterface&lt;T&gt;(),</div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;          base_(other.base_),</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;          iterator_(other.iterator_) {}</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;</div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;    <span class="keyword">const</span> ParamGeneratorInterface&lt;T&gt;* <span class="keyword">const</span> base_;</div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;    <span class="keyword">typename</span> ContainerType::const_iterator iterator_;</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;    <span class="comment">// A cached value of *iterator_. We keep it here to allow access by</span></div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;    <span class="comment">// pointer in the wrapping iterator&#39;s operator-&gt;().</span></div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;    <span class="comment">// value_ needs to be mutable to be accessed in Current().</span></div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;    <span class="comment">// Use of scoped_ptr helps manage cached value&#39;s lifetime,</span></div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;    <span class="comment">// which is bound by the lifespan of the iterator itself.</span></div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;    <span class="keyword">mutable</span> scoped_ptr&lt;const T&gt; value_;</div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;  };  <span class="comment">// class ValuesInIteratorRangeGenerator::Iterator</span></div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;  <span class="comment">// No implementation - assignment is unsupported.</span></div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;  <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> ValuesInIteratorRangeGenerator&amp; other);</div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;  <span class="keyword">const</span> ContainerType container_;</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;};  <span class="comment">// class ValuesInIteratorRangeGenerator</span></div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;<span class="comment">// Default parameterized test name generator, returns a string containing the</span></div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;<span class="comment">// integer test parameter index.</span></div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> ParamType&gt;</div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;std::string DefaultParamName(<span class="keyword">const</span> TestParamInfo&lt;ParamType&gt;&amp; info) {</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;  Message name_stream;</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;  name_stream &lt;&lt; info.index;</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;  <span class="keywordflow">return</span> name_stream.GetString();</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;}</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;</div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;<span class="comment">// Parameterized test name overload helpers, which help the</span></div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;<span class="comment">// INSTANTIATE_TEST_CASE_P macro choose between the default parameterized</span></div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;<span class="comment">// test name generator and user param name generator.</span></div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> ParamType, <span class="keyword">class</span> ParamNameGenFunctor&gt;</div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;ParamNameGenFunctor GetParamNameGen(ParamNameGenFunctor func) {</div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;  <span class="keywordflow">return</span> func;</div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;}</div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;</div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> ParamType&gt;</div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;<span class="keyword">struct </span>ParamNameGenFunc {</div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;  <span class="keyword">typedef</span> std::string Type(<span class="keyword">const</span> TestParamInfo&lt;ParamType&gt;&amp;);</div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;};</div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;</div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> ParamType&gt;</div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;<span class="keyword">typename</span> ParamNameGenFunc&lt;ParamType&gt;::Type *GetParamNameGen() {</div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;  <span class="keywordflow">return</span> DefaultParamName;</div>
<div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;}</div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;</div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;<span class="comment">// Stores a parameter value and later creates tests parameterized with that</span></div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;<span class="comment">// value.</span></div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> TestClass&gt;</div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;<span class="keyword">class </span>ParameterizedTestFactory : <span class="keyword">public</span> TestFactoryBase {</div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> TestClass::ParamType ParamType;</div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;  <span class="keyword">explicit</span> ParameterizedTestFactory(ParamType parameter) :</div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;      parameter_(parameter) {}</div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;  <span class="keyword">virtual</span> Test* CreateTest() {</div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;    TestClass::SetParam(&amp;parameter_);</div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">new</span> TestClass();</div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;  }</div>
<div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;</div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;  <span class="keyword">const</span> ParamType parameter_;</div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;</div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;  GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestFactory);</div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;};</div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;</div>
<div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;<span class="comment">// TestMetaFactoryBase is a base class for meta-factories that create</span></div>
<div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;<span class="comment">// test factories for passing into MakeAndRegisterTestInfo function.</span></div>
<div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> ParamType&gt;</div>
<div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;<span class="keyword">class </span>TestMetaFactoryBase {</div>
<div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;  <span class="keyword">virtual</span> ~TestMetaFactoryBase() {}</div>
<div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;</div>
<div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;  <span class="keyword">virtual</span> TestFactoryBase* CreateTestFactory(ParamType parameter) = 0;</div>
<div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;};</div>
<div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;</div>
<div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;<span class="comment">// TestMetaFactory creates test factories for passing into</span></div>
<div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;<span class="comment">// MakeAndRegisterTestInfo function. Since MakeAndRegisterTestInfo receives</span></div>
<div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;<span class="comment">// ownership of test factory pointer, same factory object cannot be passed</span></div>
<div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;<span class="comment">// into that method twice. But ParameterizedTestCaseInfo is going to call</span></div>
<div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;<span class="comment">// it for each Test/Parameter value combination. Thus it needs meta factory</span></div>
<div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;<span class="comment">// creator class.</span></div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> TestCase&gt;</div>
<div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;<span class="keyword">class </span>TestMetaFactory</div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;    : <span class="keyword">public</span> TestMetaFactoryBase&lt;typename TestCase::ParamType&gt; {</div>
<div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> TestCase::ParamType ParamType;</div>
<div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;</div>
<div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;  TestMetaFactory() {}</div>
<div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;</div>
<div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;  <span class="keyword">virtual</span> TestFactoryBase* CreateTestFactory(ParamType parameter) {</div>
<div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">new</span> ParameterizedTestFactory&lt;TestCase&gt;(parameter);</div>
<div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;  }</div>
<div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;</div>
<div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;  GTEST_DISALLOW_COPY_AND_ASSIGN_(TestMetaFactory);</div>
<div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;};</div>
<div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;</div>
<div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;<span class="comment">// ParameterizedTestCaseInfoBase is a generic interface</span></div>
<div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;<span class="comment">// to ParameterizedTestCaseInfo classes. ParameterizedTestCaseInfoBase</span></div>
<div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;<span class="comment">// accumulates test information provided by TEST_P macro invocations</span></div>
<div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;<span class="comment">// and generators provided by INSTANTIATE_TEST_CASE_P macro invocations</span></div>
<div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;<span class="comment">// and uses that information to register all resulting test instances</span></div>
<div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;<span class="comment">// in RegisterTests method. The ParameterizeTestCaseRegistry class holds</span></div>
<div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;<span class="comment">// a collection of pointers to the ParameterizedTestCaseInfo objects</span></div>
<div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;<span class="comment">// and calls RegisterTests() on each of them when asked.</span></div>
<div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;<span class="keyword">class </span>ParameterizedTestCaseInfoBase {</div>
<div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;  <span class="keyword">virtual</span> ~ParameterizedTestCaseInfoBase() {}</div>
<div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;</div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;  <span class="comment">// Base part of test case name for display purposes.</span></div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;  <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">string</span>&amp; GetTestCaseName() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;  <span class="comment">// Test case id to verify identity.</span></div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;  <span class="keyword">virtual</span> TypeId GetTestCaseTypeId() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;  <span class="comment">// UnitTest class invokes this method to register tests in this</span></div>
<div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;  <span class="comment">// test case right before running them in RUN_ALL_TESTS macro.</span></div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;  <span class="comment">// This method should not be called more then once on any single</span></div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;  <span class="comment">// instance of a ParameterizedTestCaseInfoBase derived class.</span></div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> RegisterTests() = 0;</div>
<div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;</div>
<div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160; <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;  ParameterizedTestCaseInfoBase() {}</div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;</div>
<div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;  GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestCaseInfoBase);</div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;};</div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;</div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;<span class="comment">// ParameterizedTestCaseInfo accumulates tests obtained from TEST_P</span></div>
<div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;<span class="comment">// macro invocations for a particular test case and generators</span></div>
<div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;<span class="comment">// obtained from INSTANTIATE_TEST_CASE_P macro invocations for that</span></div>
<div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;<span class="comment">// test case. It registers tests with all values generated by all</span></div>
<div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;<span class="comment">// generators when asked.</span></div>
<div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> TestCase&gt;</div>
<div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;<span class="keyword">class </span>ParameterizedTestCaseInfo : <span class="keyword">public</span> ParameterizedTestCaseInfoBase {</div>
<div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;  <span class="comment">// ParamType and GeneratorCreationFunc are private types but are required</span></div>
<div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;  <span class="comment">// for declarations of public methods AddTestPattern() and</span></div>
<div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;  <span class="comment">// AddTestCaseInstantiation().</span></div>
<div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> TestCase::ParamType ParamType;</div>
<div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;  <span class="comment">// A function that returns an instance of appropriate generator type.</span></div>
<div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;  <span class="keyword">typedef</span> ParamGenerator&lt;ParamType&gt;(GeneratorCreationFunc)();</div>
<div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> ParamNameGenFunc&lt;ParamType&gt;::Type ParamNameGeneratorFunc;</div>
<div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;</div>
<div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;  <span class="keyword">explicit</span> ParameterizedTestCaseInfo(</div>
<div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">char</span>* name, CodeLocation code_location)</div>
<div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;      : test_case_name_(name), code_location_(code_location) {}</div>
<div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;</div>
<div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;  <span class="comment">// Test case base name for display purposes.</span></div>
<div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;  <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">string</span>&amp; GetTestCaseName()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> test_case_name_; }</div>
<div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;  <span class="comment">// Test case id to verify identity.</span></div>
<div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;  <span class="keyword">virtual</span> TypeId GetTestCaseTypeId()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> GetTypeId&lt;TestCase&gt;(); }</div>
<div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;  <span class="comment">// TEST_P macro uses AddTestPattern() to record information</span></div>
<div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;  <span class="comment">// about a single test in a LocalTestInfo structure.</span></div>
<div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;  <span class="comment">// test_case_name is the base name of the test case (without invocation</span></div>
<div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;  <span class="comment">// prefix). test_base_name is the name of an individual test without</span></div>
<div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;  <span class="comment">// parameter index. For the test SequenceA/FooTest.DoBar/1 FooTest is</span></div>
<div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;  <span class="comment">// test case base name and DoBar is test base name.</span></div>
<div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;  <span class="keywordtype">void</span> AddTestPattern(<span class="keyword">const</span> <span class="keywordtype">char</span>* test_case_name,</div>
<div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;                      <span class="keyword">const</span> <span class="keywordtype">char</span>* test_base_name,</div>
<div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;                      TestMetaFactoryBase&lt;ParamType&gt;* meta_factory) {</div>
<div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;    tests_.push_back(linked_ptr&lt;TestInfo&gt;(<span class="keyword">new</span> TestInfo(test_case_name,</div>
<div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;                                                       test_base_name,</div>
<div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;                                                       meta_factory)));</div>
<div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;  }</div>
<div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;  <span class="comment">// INSTANTIATE_TEST_CASE_P macro uses AddGenerator() to record information</span></div>
<div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;  <span class="comment">// about a generator.</span></div>
<div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;  <span class="keywordtype">int</span> AddTestCaseInstantiation(<span class="keyword">const</span> <span class="keywordtype">string</span>&amp; instantiation_name,</div>
<div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;                               GeneratorCreationFunc* func,</div>
<div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;                               ParamNameGeneratorFunc* name_func,</div>
<div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;                               <span class="keyword">const</span> <span class="keywordtype">char</span>* file,</div>
<div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;                               <span class="keywordtype">int</span> line) {</div>
<div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;    instantiations_.push_back(</div>
<div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;        InstantiationInfo(instantiation_name, func, name_func, file, line));</div>
<div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;    <span class="keywordflow">return</span> 0;  <span class="comment">// Return value used only to run this method in namespace scope.</span></div>
<div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;  }</div>
<div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;  <span class="comment">// UnitTest class invokes this method to register tests in this test case</span></div>
<div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;  <span class="comment">// test cases right before running tests in RUN_ALL_TESTS macro.</span></div>
<div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;  <span class="comment">// This method should not be called more then once on any single</span></div>
<div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;  <span class="comment">// instance of a ParameterizedTestCaseInfoBase derived class.</span></div>
<div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;  <span class="comment">// UnitTest has a guard to prevent from calling this method more then once.</span></div>
<div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> RegisterTests() {</div>
<div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;    <span class="keywordflow">for</span> (<span class="keyword">typename</span> TestInfoContainer::iterator test_it = tests_.begin();</div>
<div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;         test_it != tests_.end(); ++test_it) {</div>
<div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;      linked_ptr&lt;TestInfo&gt; test_info = *test_it;</div>
<div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;      <span class="keywordflow">for</span> (<span class="keyword">typename</span> InstantiationContainer::iterator gen_it =</div>
<div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;               instantiations_.begin(); gen_it != instantiations_.end();</div>
<div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;               ++gen_it) {</div>
<div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;        <span class="keyword">const</span> <span class="keywordtype">string</span>&amp; instantiation_name = gen_it-&gt;name;</div>
<div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;        ParamGenerator&lt;ParamType&gt; generator((*gen_it-&gt;generator)());</div>
<div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;        ParamNameGeneratorFunc* name_func = gen_it-&gt;name_func;</div>
<div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;        <span class="keyword">const</span> <span class="keywordtype">char</span>* file = gen_it-&gt;file;</div>
<div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;        <span class="keywordtype">int</span> line = gen_it-&gt;line;</div>
<div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;</div>
<div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;        <span class="keywordtype">string</span> test_case_name;</div>
<div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;        <span class="keywordflow">if</span> ( !instantiation_name.empty() )</div>
<div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;          test_case_name = instantiation_name + <span class="stringliteral">&quot;/&quot;</span>;</div>
<div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;        test_case_name += test_info-&gt;test_case_base_name;</div>
<div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;</div>
<div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;        <span class="keywordtype">size_t</span> i = 0;</div>
<div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;        std::set&lt;std::string&gt; test_param_names;</div>
<div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;        <span class="keywordflow">for</span> (<span class="keyword">typename</span> ParamGenerator&lt;ParamType&gt;::iterator param_it =</div>
<div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;                 generator.begin();</div>
<div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;             param_it != generator.end(); ++param_it, ++i) {</div>
<div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;          Message test_name_stream;</div>
<div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;</div>
<div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;          std::string param_name = name_func(</div>
<div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;              TestParamInfo&lt;ParamType&gt;(*param_it, i));</div>
<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;</div>
<div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;          GTEST_CHECK_(IsValidParamName(param_name))</div>
<div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;Parameterized test name &#39;&quot;</span> &lt;&lt; param_name</div>
<div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;&#39; is invalid, in &quot;</span> &lt;&lt; file</div>
<div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;              &lt;&lt; <span class="stringliteral">&quot; line &quot;</span> &lt;&lt; line &lt;&lt; std::endl;</div>
<div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;</div>
<div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;          GTEST_CHECK_(test_param_names.count(param_name) == 0)</div>
<div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;Duplicate parameterized test name &#39;&quot;</span> &lt;&lt; param_name</div>
<div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;&#39;, in &quot;</span> &lt;&lt; file &lt;&lt; <span class="stringliteral">&quot; line &quot;</span> &lt;&lt; line &lt;&lt; std::endl;</div>
<div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;</div>
<div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;          test_param_names.insert(param_name);</div>
<div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;</div>
<div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;          test_name_stream &lt;&lt; test_info-&gt;test_base_name &lt;&lt; <span class="stringliteral">&quot;/&quot;</span> &lt;&lt; param_name;</div>
<div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;          MakeAndRegisterTestInfo(</div>
<div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;              test_case_name.c_str(),</div>
<div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;              test_name_stream.GetString().c_str(),</div>
<div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;              NULL,  <span class="comment">// No type parameter.</span></div>
<div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;              PrintToString(*param_it).c_str(),</div>
<div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;              code_location_,</div>
<div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;              GetTestCaseTypeId(),</div>
<div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;              TestCase::SetUpTestCase,</div>
<div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;              TestCase::TearDownTestCase,</div>
<div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;              test_info-&gt;test_meta_factory-&gt;CreateTestFactory(*param_it));</div>
<div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;        }  <span class="comment">// for param_it</span></div>
<div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;      }  <span class="comment">// for gen_it</span></div>
<div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;    }  <span class="comment">// for test_it</span></div>
<div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;  }  <span class="comment">// RegisterTests</span></div>
<div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;</div>
<div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;  <span class="comment">// LocalTestInfo structure keeps information about a single test registered</span></div>
<div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;  <span class="comment">// with TEST_P macro.</span></div>
<div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;  <span class="keyword">struct </span>TestInfo {</div>
<div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;    TestInfo(<span class="keyword">const</span> <span class="keywordtype">char</span>* a_test_case_base_name,</div>
<div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;             <span class="keyword">const</span> <span class="keywordtype">char</span>* a_test_base_name,</div>
<div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;             TestMetaFactoryBase&lt;ParamType&gt;* a_test_meta_factory) :</div>
<div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;        test_case_base_name(a_test_case_base_name),</div>
<div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;        test_base_name(a_test_base_name),</div>
<div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;        test_meta_factory(a_test_meta_factory) {}</div>
<div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;</div>
<div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">string</span> test_case_base_name;</div>
<div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">string</span> test_base_name;</div>
<div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;    <span class="keyword">const</span> scoped_ptr&lt;TestMetaFactoryBase&lt;ParamType&gt; &gt; test_meta_factory;</div>
<div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;  };</div>
<div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;  typedef ::std::vector&lt;linked_ptr&lt;TestInfo&gt; &gt; TestInfoContainer;</div>
<div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;  <span class="comment">// Records data received from INSTANTIATE_TEST_CASE_P macros:</span></div>
<div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;  <span class="comment">//  &lt;Instantiation name, Sequence generator creation function,</span></div>
<div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;  <span class="comment">//     Name generator function, Source file, Source line&gt;</span></div>
<div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;  <span class="keyword">struct </span>InstantiationInfo {</div>
<div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;      InstantiationInfo(<span class="keyword">const</span> std::string &amp;name_in,</div>
<div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;                        GeneratorCreationFunc* generator_in,</div>
<div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;                        ParamNameGeneratorFunc* name_func_in,</div>
<div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">char</span>* file_in,</div>
<div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;                        <span class="keywordtype">int</span> line_in)</div>
<div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;          : name(name_in),</div>
<div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;            generator(generator_in),</div>
<div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;            name_func(name_func_in),</div>
<div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;            file(file_in),</div>
<div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;            line(line_in) {}</div>
<div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;</div>
<div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;      std::string name;</div>
<div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;      GeneratorCreationFunc* generator;</div>
<div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;      ParamNameGeneratorFunc* name_func;</div>
<div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">char</span>* file;</div>
<div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;      <span class="keywordtype">int</span> line;</div>
<div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;  };</div>
<div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;  typedef ::std::vector&lt;InstantiationInfo&gt; InstantiationContainer;</div>
<div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;</div>
<div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">bool</span> IsValidParamName(<span class="keyword">const</span> std::string&amp; name) {</div>
<div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;    <span class="comment">// Check for empty string</span></div>
<div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;    <span class="keywordflow">if</span> (name.empty())</div>
<div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;</div>
<div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;    <span class="comment">// Check for invalid characters</span></div>
<div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;    <span class="keywordflow">for</span> (std::string::size_type index = 0; index &lt; name.size(); ++index) {</div>
<div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;      <span class="keywordflow">if</span> (!isalnum(name[index]) &amp;&amp; name[index] != <span class="charliteral">&#39;_&#39;</span>)</div>
<div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;    }</div>
<div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;</div>
<div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;  }</div>
<div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;</div>
<div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">string</span> test_case_name_;</div>
<div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;  CodeLocation code_location_;</div>
<div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;  TestInfoContainer tests_;</div>
<div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;  InstantiationContainer instantiations_;</div>
<div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;</div>
<div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;  GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestCaseInfo);</div>
<div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;};  <span class="comment">// class ParameterizedTestCaseInfo</span></div>
<div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;</div>
<div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;<span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.</span></div>
<div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;<span class="comment">// ParameterizedTestCaseRegistry contains a map of ParameterizedTestCaseInfoBase</span></div>
<div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;<span class="comment">// classes accessed by test case names. TEST_P and INSTANTIATE_TEST_CASE_P</span></div>
<div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;<span class="comment">// macros use it to locate their corresponding ParameterizedTestCaseInfo</span></div>
<div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;<span class="comment">// descriptors.</span></div>
<div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;<span class="keyword">class </span>ParameterizedTestCaseRegistry {</div>
<div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;  ParameterizedTestCaseRegistry() {}</div>
<div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;  ~ParameterizedTestCaseRegistry() {</div>
<div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;    <span class="keywordflow">for</span> (TestCaseInfoContainer::iterator it = test_case_infos_.begin();</div>
<div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;         it != test_case_infos_.end(); ++it) {</div>
<div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;      <span class="keyword">delete</span> *it;</div>
<div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;    }</div>
<div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;  }</div>
<div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;</div>
<div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;  <span class="comment">// Looks up or creates and returns a structure containing information about</span></div>
<div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;  <span class="comment">// tests and instantiations of a particular test case.</span></div>
<div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">class</span> TestCase&gt;</div>
<div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;  ParameterizedTestCaseInfo&lt;TestCase&gt;* GetTestCasePatternHolder(</div>
<div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">char</span>* test_case_name,</div>
<div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;      CodeLocation code_location) {</div>
<div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;    ParameterizedTestCaseInfo&lt;TestCase&gt;* typed_test_info = NULL;</div>
<div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;    <span class="keywordflow">for</span> (TestCaseInfoContainer::iterator it = test_case_infos_.begin();</div>
<div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;         it != test_case_infos_.end(); ++it) {</div>
<div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;      <span class="keywordflow">if</span> ((*it)-&gt;GetTestCaseName() == test_case_name) {</div>
<div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;        <span class="keywordflow">if</span> ((*it)-&gt;GetTestCaseTypeId() != GetTypeId&lt;TestCase&gt;()) {</div>
<div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;          <span class="comment">// Complain about incorrect usage of Google Test facilities</span></div>
<div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;          <span class="comment">// and terminate the program since we cannot guaranty correct</span></div>
<div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;          <span class="comment">// test case setup and tear-down in this case.</span></div>
<div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;          ReportInvalidTestCaseType(test_case_name, code_location);</div>
<div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;          posix::Abort();</div>
<div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;        } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;          <span class="comment">// At this point we are sure that the object we found is of the same</span></div>
<div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;          <span class="comment">// type we are looking for, so we downcast it to that type</span></div>
<div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;          <span class="comment">// without further checks.</span></div>
<div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;          typed_test_info = CheckedDowncastToActualType&lt;</div>
<div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;              ParameterizedTestCaseInfo&lt;TestCase&gt; &gt;(*it);</div>
<div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;        }</div>
<div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;      }</div>
<div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;    }</div>
<div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;    <span class="keywordflow">if</span> (typed_test_info == NULL) {</div>
<div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;      typed_test_info = <span class="keyword">new</span> ParameterizedTestCaseInfo&lt;TestCase&gt;(</div>
<div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;          test_case_name, code_location);</div>
<div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;      test_case_infos_.push_back(typed_test_info);</div>
<div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;    }</div>
<div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160;    <span class="keywordflow">return</span> typed_test_info;</div>
<div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;  }</div>
<div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;  <span class="keywordtype">void</span> RegisterTests() {</div>
<div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;    <span class="keywordflow">for</span> (TestCaseInfoContainer::iterator it = test_case_infos_.begin();</div>
<div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;         it != test_case_infos_.end(); ++it) {</div>
<div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160;      (*it)-&gt;RegisterTests();</div>
<div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;    }</div>
<div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160;  }</div>
<div class="line"><a name="l00717"></a><span class="lineno">  717</span>&#160;</div>
<div class="line"><a name="l00718"></a><span class="lineno">  718</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00719"></a><span class="lineno">  719</span>&#160;  typedef ::std::vector&lt;ParameterizedTestCaseInfoBase*&gt; TestCaseInfoContainer;</div>
<div class="line"><a name="l00720"></a><span class="lineno">  720</span>&#160;</div>
<div class="line"><a name="l00721"></a><span class="lineno">  721</span>&#160;  TestCaseInfoContainer test_case_infos_;</div>
<div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;</div>
<div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;  GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestCaseRegistry);</div>
<div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;};</div>
<div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;</div>
<div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;}  <span class="comment">// namespace internal</span></div>
<div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;}  <span class="comment">// namespace testing</span></div>
<div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;</div>
<div class="line"><a name="l00729"></a><span class="lineno">  729</span>&#160;<span class="preprocessor">#endif  //  GTEST_HAS_PARAM_TEST</span></div>
<div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;<span class="preprocessor">#endif  // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_H_</span></div>
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