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  27 <a name="boost_test.test_output.logging_api"></a><a class="link" href="logging_api.html" title="Logging API">Logging API</a>
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  30 <dt><span class="section"><a href="logging_api/log_ct_output_stream_redirection.html">Log
  31         output stream redirection</a></span></dt>
  32 <dt><span class="section"><a href="logging_api/log_ct_log_level.html">Log
  33         level configuration</a></span></dt>
  34 <dt><span class="section"><a href="logging_api/log_ct_log_format.html">Predefined
  35         log format selection</a></span></dt>
  36 <dt><span class="section"><a href="logging_api/custom_log_formatter.html">Custom
  37         log format support</a></span></dt>
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  39 <p>
  40         While many test log configuration tasks can be performed at runtime using
  41         predefined framework parameters, the <span class="emphasis"><em>Unit Test Framework</em></span>
  42         provides a compile time interface as well. The interface gives you full power
  43         over what, where and how to log. The interface of the logger is provided
  44         by singleton class <code class="computeroutput"><a class="link" href="../../boost/unit_test/unit_test_log_t.html" title="Class unit_test_log_t">boost::unit_test::unit_test_log_t</a></code>
  45         and is accessible through local file scope reference to single instance of
  46         this class
  47       </p>
  48 <pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">unit_test</span><span class="special">::</span><span class="identifier">unit_test_log</span>
  49 </pre>
  50 <p>
  51         In order to install customization of the logger, the <span class="emphasis"><em>Unit Test
  52         Framework</em></span> provides the <a class="link" href="../utf_reference/link_references/link_boost_test_global_configuration.html" title="BOOST_TEST_GLOBAL_CONFIGURATION"><code class="computeroutput"><span class="identifier">BOOST_TEST_GLOBAL_CONFIGURATION</span></code></a>
  53         facility that acts in a similar fashion to a global fixture.
  54       </p>
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