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56 lines
2.2 KiB
HTML
56 lines
2.2 KiB
HTML
<HTML>
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<HEAD>
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<TITLE>The Test Tools</TITLE>
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<LINK rel="stylesheet" type="text/css" href="../../../style/btl.css" media="screen">
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<LINK rel="stylesheet" type="text/css" href="../../../style/btl-print.css" media="print">
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<META http-equiv="Content-Language" content="en-us">
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<META http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
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<STYLE type="text/css">
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H4
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{
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margin: 0px;
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}
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</STYLE>
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</HEAD>
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<BODY>
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<DIV class="body">
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<H3>BOOST_MESSAGE( message )</H3>
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<P class="first_line_indented">This tool is used to log the message in the test output stream. The message
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is logged as it is without any modifications.</P>
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<P class="first_line_indented">The only tool's parameter is a message to log. The message argument can
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be of any type and can be a result of concatenations using the operator <<().</P>
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<H4>Example: test.cpp</H4>
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<PRE class="code"><SPAN class="reserv-word">struct</SPAN> A {
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<SPAN class="reserv-word">friend</SPAN> <SPAN class="cpp-type">std::ostream</SPAN>& <SPAN class=keyword>operator</SPAN><<( <SPAN class="cpp-type">std::ostream</SPAN>& str, A <SPAN class="reserv-word">const</SPAN>& a ) {
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str << <SPAN class="literal">"struct A"</SPAN>;
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<SPAN class="reserv-word">return</SPAN> str;
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}
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};
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<SPAN class="cpp-type">int</SPAN> test_main( <SPAN class="cpp-type">int</SPAN>, <SPAN class="cpp-type">char</SPAN>* [] ) {
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BOOST_MESSAGE( <SPAN class="literal">"Starting test"</SPAN> );
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<SPAN class="cpp-type">int</SPAN> i = <SPAN class="literal">2</SPAN>;
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BOOST_MESSAGE( <SPAN class="literal">"i="</SPAN> << i );
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BOOST_MESSAGE( <SPAN class="literal">"still testing..."</SPAN> );
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<SPAN class="reserv-word">struct</SPAN> A a;
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BOOST_MESSAGE( a << <SPAN class="literal">'.'</SPAN> );
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<SPAN class="reserv-word">return</SPAN> <SPAN class="literal">0</SPAN>;
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}</PRE>
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<H4>Output:</H4>
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<P class="test-output">Starting test<BR>
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i=2<BR>
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still testing...<BR>
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struct A.</P>
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<DIV class="see_also">
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<H4>See Also</H4>
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<P class="see_also_content"><A href="BOOST_CHECK_MESSAGE.html" target="descr">BOOST_CHECK_MESSAGE</A></P>
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</DIV>
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</DIV>
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</BODY>
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</HTML>
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