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check_null.hpp

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00001 /*
00002     Copyright 2005-2007 Adobe Systems Incorporated
00003     Distributed under the MIT License (see accompanying file LICENSE_1_0_0.txt
00004     or a copy at http://stlab.adobe.com/licenses.html)
00005 */
00006 
00007 /*************************************************************************************************/
00008 
00009 #include <adobe/config.hpp>
00010 #include <boost/test/unit_test.hpp>
00011 
00012 namespace adobe {
00018 template <typename T>
00019 void check_null(const T& x)
00020 {
00021     T t = T();
00022     if(t)
00023         BOOST_ERROR("operator bool");
00024     BOOST_CHECK_MESSAGE(!t, "operator!");
00025 
00026     BOOST_CHECK_MESSAGE(x, "operator!");
00027     if(!x)
00028         BOOST_ERROR("operator bool");
00029 
00030 }
00032 }
00033

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