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<div class="title">gtest-message.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// Copyright 2005, 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: wan@google.com (Zhanyong Wan)</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">// The Google C++ Testing Framework (Google Test)</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment">// This header file defines the Message class.</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="comment">// IMPORTANT NOTE: Due to limitation of the C++ language, we have to</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment">// leave some internal implementation details in this header file.</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="comment">// They are clearly marked by comments like this:</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="comment">//   // INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM.</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment">// Such code is NOT meant to be used by a user directly, and is subject</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment">// to CHANGE WITHOUT NOTICE.  Therefore DO NOT DEPEND ON IT in a user</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment">// program!</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor">#ifndef GTEST_INCLUDE_GTEST_GTEST_MESSAGE_H_</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define GTEST_INCLUDE_GTEST_GTEST_MESSAGE_H_</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#include &lt;limits&gt;</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">#include &quot;gtest/internal/gtest-port.h&quot;</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="comment">// Ensures that there is at least one operator&lt;&lt; in the global namespace.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="comment">// See Message&amp; operator&lt;&lt;(...) below for why.</span></div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="keywordtype">void</span> operator&lt;&lt;(<span class="keyword">const</span> testing::internal::Secret&amp;, <span class="keywordtype">int</span>);</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="keyword">namespace </span>testing {</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="comment">// The Message class works like an ostream repeater.</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="comment">// Typical usage:</span></div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="comment">//   1. You stream a bunch of values to a Message object.</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="comment">//      It will remember the text in a stringstream.</span></div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<span class="comment">//   2. Then you stream the Message object to an ostream.</span></div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="comment">//      This causes the text in the Message to be streamed</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment">//      to the ostream.</span></div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="comment">// For example;</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="comment">//   testing::Message foo;</span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="comment">//   foo &lt;&lt; 1 &lt;&lt; &quot; != &quot; &lt;&lt; 2;</span></div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="comment">//   std::cout &lt;&lt; foo;</span></div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="comment">// will print &quot;1 != 2&quot;.</span></div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="comment">// Message is not intended to be inherited from.  In particular, its</span></div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="comment">// destructor is not virtual.</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">// Note that stringstream behaves differently in gcc and in MSVC.  You</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="comment">// can stream a NULL char pointer to it in the former, but not in the</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="comment">// latter (it causes an access violation if you do).  The Message</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="comment">// class hides this difference by treating a NULL char pointer as</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="comment">// &quot;(null)&quot;.</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="classtesting_1_1Message.html">   85</a></span>&#160;<span class="keyword">class </span>GTEST_API_ <a class="code" href="classtesting_1_1Message.html">Message</a> {</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;  <span class="comment">// The type of basic IO manipulators (endl, ends, and flush) for</span></div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;  <span class="comment">// narrow streams.</span></div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;  <span class="keyword">typedef</span> std::ostream&amp; (*BasicNarrowIoManip)(std::ostream&amp;);</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;  <span class="comment">// Constructs an empty Message.</span></div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>();</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;  <span class="comment">// Copy constructor.</span></div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>(<span class="keyword">const</span> <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; msg) : ss_(new ::std::stringstream) {  <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    *ss_ &lt;&lt; msg.GetString();</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;  }</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;  <span class="comment">// Constructs a Message from a C-string.</span></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;  <span class="keyword">explicit</span> <a class="code" href="classtesting_1_1Message.html">Message</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* str) : ss_(new ::std::stringstream) {</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    *ss_ &lt;&lt; str;</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;  }</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="preprocessor">#if GTEST_OS_SYMBIAN</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="preprocessor"></span>  <span class="comment">// Streams a value (either a pointer or not) to this object.</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;  <span class="keyword">inline</span> <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(<span class="keyword">const</span> T&amp; value) {</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    StreamHelper(<span class="keyword">typename</span> <a class="code" href="structtesting_1_1internal_1_1bool__constant.html">internal::is_pointer&lt;T&gt;::type</a>(), value);</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  }</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="preprocessor"></span>  <span class="comment">// Streams a non-pointer value to this object.</span></div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;  <span class="keyword">inline</span> <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(<span class="keyword">const</span> T&amp; val) {</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;    <span class="comment">// Some libraries overload &lt;&lt; for STL containers.  These</span></div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    <span class="comment">// overloads are defined in the global namespace instead of ::std.</span></div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;    <span class="comment">// C++&#39;s symbol lookup rule (i.e. Koenig lookup) says that these</span></div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    <span class="comment">// overloads are visible in either the std namespace or the global</span></div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    <span class="comment">// namespace, but not other namespaces, including the testing</span></div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    <span class="comment">// namespace which Google Test&#39;s Message class is in.</span></div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    <span class="comment">// To allow STL containers (and other types that has a &lt;&lt; operator</span></div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="comment">// defined in the global namespace) to be used in Google Test</span></div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    <span class="comment">// assertions, testing::Message must access the custom &lt;&lt; operator</span></div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    <span class="comment">// from the global namespace.  With this using declaration,</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    <span class="comment">// overloads of &lt;&lt; defined in the global namespace and those</span></div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    <span class="comment">// visible via Koenig lookup are both exposed in this function.</span></div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    using ::operator &lt;&lt;;</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    *ss_ &lt;&lt; val;</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;  }</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;  <span class="comment">// Streams a pointer value to this object.</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;  <span class="comment">//</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;  <span class="comment">// This function is an overload of the previous one.  When you</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;  <span class="comment">// stream a pointer to a Message, this definition will be used as it</span></div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  <span class="comment">// is more specialized.  (The C++ Standard, section</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  <span class="comment">// [temp.func.order].)  If you stream a non-pointer, then the</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;  <span class="comment">// previous definition will be used.</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="comment">//</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;  <span class="comment">// The reason for this overload is that streaming a NULL pointer to</span></div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;  <span class="comment">// ostream is undefined behavior.  Depending on the compiler, you</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;  <span class="comment">// may get &quot;0&quot;, &quot;(nil)&quot;, &quot;(null)&quot;, or an access violation.  To</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  <span class="comment">// ensure consistent result across compilers, we always treat NULL</span></div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  <span class="comment">// as &quot;(null)&quot;.</span></div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;  <span class="keyword">inline</span> <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(T* <span class="keyword">const</span>&amp; pointer) {  <span class="comment">// NOLINT</span></div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    <span class="keywordflow">if</span> (pointer == NULL) {</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;      *ss_ &lt;&lt; <span class="stringliteral">&quot;(null)&quot;</span>;</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;      *ss_ &lt;&lt; pointer;</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;    }</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</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="preprocessor">#endif  // GTEST_OS_SYMBIAN</span></div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;  <span class="comment">// Since the basic IO manipulators are overloaded for both narrow</span></div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;  <span class="comment">// and wide streams, we have to provide this specialized definition</span></div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;  <span class="comment">// of operator &lt;&lt;, even though its body is the same as the</span></div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;  <span class="comment">// templatized version above.  Without this definition, streaming</span></div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;  <span class="comment">// endl or other basic IO manipulators to Message will confuse the</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;  <span class="comment">// compiler.</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(BasicNarrowIoManip val) {</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    *ss_ &lt;&lt; val;</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;  }</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="comment">// Instead of 1/0, we want to see true/false for bool values.</span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(<span class="keywordtype">bool</span> b) {</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span> &lt;&lt; (b ? <span class="stringliteral">&quot;true&quot;</span> : <span class="stringliteral">&quot;false&quot;</span>);</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;  }</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;  <span class="comment">// These two overloads allow streaming a wide C string to a Message</span></div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;  <span class="comment">// using the UTF-8 encoding.</span></div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(<span class="keyword">const</span> <span class="keywordtype">wchar_t</span>* wide_c_str);</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(<span class="keywordtype">wchar_t</span>* wide_c_str);</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;<span class="preprocessor">#if GTEST_HAS_STD_WSTRING</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="preprocessor"></span>  <span class="comment">// Converts the given wide string to a narrow string using the UTF-8</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;  <span class="comment">// encoding, and streams the result to this Message object.</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(const ::std::wstring&amp; wstr);</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="preprocessor">#endif  // GTEST_HAS_STD_WSTRING</span></div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="preprocessor">#if GTEST_HAS_GLOBAL_WSTRING</span></div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="preprocessor"></span>  <span class="comment">// Converts the given wide string to a narrow string using the UTF-8</span></div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  <span class="comment">// encoding, and streams the result to this Message object.</span></div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;  <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; operator &lt;&lt;(const ::wstring&amp; wstr);</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="preprocessor">#endif  // GTEST_HAS_GLOBAL_WSTRING</span></div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;  <span class="comment">// Gets the text streamed to this object so far as an std::string.</span></div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  <span class="comment">// Each &#39;\0&#39; character in the buffer is replaced with &quot;\\0&quot;.</span></div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;  <span class="comment">//</span></div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  <span class="comment">// INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM.</span></div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;  std::string GetString() <span class="keyword">const</span>;</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;</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="preprocessor">#if GTEST_OS_SYMBIAN</span></div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;<span class="preprocessor"></span>  <span class="comment">// These are needed as the Nokia Symbian Compiler cannot decide between</span></div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;  <span class="comment">// const T&amp; and const T* in a function template. The Nokia compiler _can_</span></div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;  <span class="comment">// decide between class template specializations for T and T*, so a</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;  <span class="comment">// tr1::type_traits-like is_pointer works, and we can overload on that.</span></div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;  <span class="keyword">inline</span> <span class="keywordtype">void</span> StreamHelper(<a class="code" href="structtesting_1_1internal_1_1bool__constant.html">internal::true_type</a> <span class="comment">/*is_pointer*/</span>, T* pointer) {</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;    <span class="keywordflow">if</span> (pointer == NULL) {</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;      *ss_ &lt;&lt; <span class="stringliteral">&quot;(null)&quot;</span>;</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;      *ss_ &lt;&lt; pointer;</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;    }</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;  }</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;  <span class="keyword">inline</span> <span class="keywordtype">void</span> StreamHelper(<a class="code" href="structtesting_1_1internal_1_1bool__constant.html">internal::false_type</a> <span class="comment">/*is_pointer*/</span>,</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;                           <span class="keyword">const</span> T&amp; value) {</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;    <span class="comment">// See the comments in Message&amp; operator &lt;&lt;(const T&amp;) above for why</span></div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    <span class="comment">// we need this using statement.</span></div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;    using ::operator &lt;&lt;;</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;    *ss_ &lt;&lt; value;</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="preprocessor">#endif  // GTEST_OS_SYMBIAN</span></div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;  <span class="comment">// We&#39;ll hold the text streamed to this object here.</span></div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;  <span class="keyword">const</span> <a class="code" href="classtesting_1_1internal_1_1scoped__ptr.html">internal::scoped_ptr&lt; ::std::stringstream&gt;</a> ss_;</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;  <span class="comment">// We declare (but don&#39;t implement) this to prevent the compiler</span></div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;  <span class="comment">// from implementing the assignment operator.</span></div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;  <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="classtesting_1_1Message.html">Message</a>&amp;);</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;};</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;<span class="comment">// Streams a Message to an ostream.</span></div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;<span class="keyword">inline</span> std::ostream&amp; operator &lt;&lt;(std::ostream&amp; os, <span class="keyword">const</span> <a class="code" href="classtesting_1_1Message.html">Message</a>&amp; sb) {</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;  <span class="keywordflow">return</span> os &lt;&lt; sb.GetString();</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;}</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">namespace </span>internal {</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;<span class="comment">// Converts a streamable value to an std::string.  A NULL pointer is</span></div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;<span class="comment">// converted to &quot;(null)&quot;.  When the input value is a ::string,</span></div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;<span class="comment">// ::std::string, ::wstring, or ::std::wstring object, each NUL</span></div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;<span class="comment">// character in it is replaced with &quot;\\0&quot;.</span></div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;std::string StreamableToString(<span class="keyword">const</span> T&amp; streamable) {</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;  <span class="keywordflow">return</span> (Message() &lt;&lt; streamable).GetString();</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;}</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;}  <span class="comment">// namespace internal</span></div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;}  <span class="comment">// namespace testing</span></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;<span class="preprocessor">#endif  // GTEST_INCLUDE_GTEST_GTEST_MESSAGE_H_</span></div>
<div class="ttc" id="classtesting_1_1Message_html"><div class="ttname"><a href="classtesting_1_1Message.html">testing::Message</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-message_8h_source.html#l00085">gtest-message.h:85</a></div></div>
<div class="ttc" id="structtesting_1_1internal_1_1bool__constant_html"><div class="ttname"><a href="structtesting_1_1internal_1_1bool__constant.html">testing::internal::bool_constant</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest-port_8h_source.html#l02203">gtest-port.h:2203</a></div></div>
<div class="ttc" id="classtesting_1_1internal_1_1scoped__ptr_html"><div class="ttname"><a href="classtesting_1_1internal_1_1scoped__ptr.html">testing::internal::scoped_ptr&lt; ::std::stringstream &gt;</a></div></div>
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