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| <div class="section" id="findgtest"> |
| <span id="module:FindGTest"></span><h1>FindGTest<a class="headerlink" href="#findgtest" title="Permalink to this headline">¶</a></h1> |
| <p>Locate the Google C++ Testing Framework.</p> |
| <div class="section" id="imported-targets"> |
| <h2>Imported targets<a class="headerlink" href="#imported-targets" title="Permalink to this headline">¶</a></h2> |
| <p>This module defines the following <span class="target" id="index-0-prop_tgt:IMPORTED"></span><a class="reference internal" href="../prop_tgt/IMPORTED.html#prop_tgt:IMPORTED" title="IMPORTED"><code class="xref cmake cmake-prop_tgt docutils literal"><span class="pre">IMPORTED</span></code></a> targets:</p> |
| <dl class="docutils"> |
| <dt><code class="docutils literal"><span class="pre">GTest::GTest</span></code></dt> |
| <dd>The Google Test <code class="docutils literal"><span class="pre">gtest</span></code> library, if found; adds Thread::Thread |
| automatically</dd> |
| <dt><code class="docutils literal"><span class="pre">GTest::Main</span></code></dt> |
| <dd>The Google Test <code class="docutils literal"><span class="pre">gtest_main</span></code> library, if found</dd> |
| </dl> |
| </div> |
| <div class="section" id="result-variables"> |
| <h2>Result variables<a class="headerlink" href="#result-variables" title="Permalink to this headline">¶</a></h2> |
| <p>This module will set the following variables in your project:</p> |
| <dl class="docutils"> |
| <dt><code class="docutils literal"><span class="pre">GTEST_FOUND</span></code></dt> |
| <dd>Found the Google Testing framework</dd> |
| <dt><code class="docutils literal"><span class="pre">GTEST_INCLUDE_DIRS</span></code></dt> |
| <dd>the directory containing the Google Test headers</dd> |
| </dl> |
| <p>The library variables below are set as normal variables. These |
| contain debug/optimized keywords when a debugging library is found.</p> |
| <dl class="docutils"> |
| <dt><code class="docutils literal"><span class="pre">GTEST_LIBRARIES</span></code></dt> |
| <dd>The Google Test <code class="docutils literal"><span class="pre">gtest</span></code> library; note it also requires linking |
| with an appropriate thread library</dd> |
| <dt><code class="docutils literal"><span class="pre">GTEST_MAIN_LIBRARIES</span></code></dt> |
| <dd>The Google Test <code class="docutils literal"><span class="pre">gtest_main</span></code> library</dd> |
| <dt><code class="docutils literal"><span class="pre">GTEST_BOTH_LIBRARIES</span></code></dt> |
| <dd>Both <code class="docutils literal"><span class="pre">gtest</span></code> and <code class="docutils literal"><span class="pre">gtest_main</span></code></dd> |
| </dl> |
| </div> |
| <div class="section" id="cache-variables"> |
| <h2>Cache variables<a class="headerlink" href="#cache-variables" title="Permalink to this headline">¶</a></h2> |
| <p>The following cache variables may also be set:</p> |
| <dl class="docutils"> |
| <dt><code class="docutils literal"><span class="pre">GTEST_ROOT</span></code></dt> |
| <dd>The root directory of the Google Test installation (may also be |
| set as an environment variable)</dd> |
| <dt><code class="docutils literal"><span class="pre">GTEST_MSVC_SEARCH</span></code></dt> |
| <dd>If compiling with MSVC, this variable can be set to <code class="docutils literal"><span class="pre">MT</span></code> or |
| <code class="docutils literal"><span class="pre">MD</span></code> (the default) to enable searching a GTest build tree</dd> |
| </dl> |
| </div> |
| <div class="section" id="example-usage"> |
| <h2>Example usage<a class="headerlink" href="#example-usage" title="Permalink to this headline">¶</a></h2> |
| <div class="highlight-default"><div class="highlight"><pre><span></span><span class="n">enable_testing</span><span class="p">()</span> |
| <span class="n">find_package</span><span class="p">(</span><span class="n">GTest</span> <span class="n">REQUIRED</span><span class="p">)</span> |
| |
| <span class="n">add_executable</span><span class="p">(</span><span class="n">foo</span> <span class="n">foo</span><span class="o">.</span><span class="n">cc</span><span class="p">)</span> |
| <span class="n">target_link_libraries</span><span class="p">(</span><span class="n">foo</span> <span class="n">GTest</span><span class="p">::</span><span class="n">GTest</span> <span class="n">GTest</span><span class="p">::</span><span class="n">Main</span><span class="p">)</span> |
| |
| <span class="n">add_test</span><span class="p">(</span><span class="n">AllTestsInFoo</span> <span class="n">foo</span><span class="p">)</span> |
| </pre></div> |
| </div> |
| </div> |
| <div class="section" id="deeper-integration-with-ctest"> |
| <h2>Deeper integration with CTest<a class="headerlink" href="#deeper-integration-with-ctest" title="Permalink to this headline">¶</a></h2> |
| <p>If you would like each Google test to show up in CTest as a test you |
| may use the following macro:</p> |
| <div class="highlight-default"><div class="highlight"><pre><span></span><span class="n">GTEST_ADD_TESTS</span><span class="p">(</span><span class="n">executable</span> <span class="n">extra_args</span> <span class="n">files</span><span class="o">...</span><span class="p">)</span> |
| </pre></div> |
| </div> |
| <dl class="docutils"> |
| <dt><code class="docutils literal"><span class="pre">executable</span></code></dt> |
| <dd>the path to the test executable</dd> |
| <dt><code class="docutils literal"><span class="pre">extra_args</span></code></dt> |
| <dd>a list of extra arguments to be passed to executable enclosed in |
| quotes (or <code class="docutils literal"><span class="pre">""</span></code> for none)</dd> |
| <dt><code class="docutils literal"><span class="pre">files...</span></code></dt> |
| <dd>a list of source files to search for tests and test fixtures. Or |
| <code class="docutils literal"><span class="pre">AUTO</span></code> to find them from executable target</dd> |
| </dl> |
| <p>However, note that this macro will slow down your tests by running |
| an executable for each test and test fixture.</p> |
| <p>Example usage:</p> |
| <div class="highlight-default"><div class="highlight"><pre><span></span><span class="nb">set</span><span class="p">(</span><span class="n">FooTestArgs</span> <span class="o">--</span><span class="n">foo</span> <span class="mi">1</span> <span class="o">--</span><span class="n">bar</span> <span class="mi">2</span><span class="p">)</span> |
| <span class="n">add_executable</span><span class="p">(</span><span class="n">FooTest</span> <span class="n">FooUnitTest</span><span class="o">.</span><span class="n">cc</span><span class="p">)</span> |
| <span class="n">GTEST_ADD_TESTS</span><span class="p">(</span><span class="n">FooTest</span> <span class="s2">"$</span><span class="si">{FooTestArgs}</span><span class="s2">"</span> <span class="n">AUTO</span><span class="p">)</span> |
| </pre></div> |
| </div> |
| </div> |
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| <li><a class="reference internal" href="#">FindGTest</a><ul> |
| <li><a class="reference internal" href="#imported-targets">Imported targets</a></li> |
| <li><a class="reference internal" href="#result-variables">Result variables</a></li> |
| <li><a class="reference internal" href="#cache-variables">Cache variables</a></li> |
| <li><a class="reference internal" href="#example-usage">Example usage</a></li> |
| <li><a class="reference internal" href="#deeper-integration-with-ctest">Deeper integration with CTest</a></li> |
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