check_null.hpp

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/*
    Copyright 2013 Adobe
    Distributed under the Boost Software License, Version 1.0.
    (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
/**************************************************************************************************/
 
#include <adobe/config.hpp>
#include <boost/test/unit_test.hpp>
 
namespace adobe {
 
template <typename T>
void check_null(const T& x) {
    T t = T();
    if (t)
        BOOST_ERROR("operator bool");
    BOOST_CHECK_MESSAGE(!t, "operator!");
 
    BOOST_CHECK_MESSAGE(x, "operator!");
    if (!x)
        BOOST_ERROR("operator bool");
}

} // namespace adobe