n> <span class="identifier">b</span><span class="special">);</span>
  <span class="identifier">BOOST_TEST</span><span class="special">(</span><span class="identifier">pa</span> <span class="special">==</span> <span class="identifier">pb</span><span class="special">);</span>
<span class="special">}</span>

<span class="identifier">BOOST_AUTO_TEST_CASE</span><span class="special">(</span> <span class="identifier">test_strings</span> <span class="special">)</span>
<span class="special">{</span>
  <span class="