ode></a>, may be directly
            accessed by the caller to inspect the contents before or after the remote
            endpoint writes data. This allows a unit test to verify that the received
            data matches.
          </li>
<li class="listitem">
            Data may be manually appended to the input area. This data will delivered
            in the next call to <a class="link" href="boost__beast__test__basic_stream/read_some.html" title="test::basic_stream::read_some"><code class="computerou