e a global test module fixture you need:
        </p>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
              to implement a class that matches the <a class="link" href="models.html" title="Fixture models">fixture
              model</a>
            </li>
<li class="listitem">
              and to pass the class as an argument to the macro <a class="link" href="../../utf_reference/test_org_reference/test_org_boost_test_global_fixture.html" title="BOOST_TEST_GLOBAL_FIXT