forked from boostorg/optional
109 lines
2.2 KiB
C++
109 lines
2.2 KiB
C++
// Copyright (C) 2014 Andrzej Krzemienski.
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//
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// Use, modification, and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/lib/optional for documentation.
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//
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// You are welcome to contact the author at:
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// akrzemi1@gmail.com
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//
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// Revisions:
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//
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#include<iostream>
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#include<stdexcept>
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//#include<string>
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#define BOOST_ENABLE_ASSERT_HANDLER
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//#include "boost/bind/apply.hpp" // Included just to test proper interaction with boost::apply<> as reported by Daniel Wallin
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#include "boost/mpl/bool.hpp"
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#include "boost/mpl/bool_fwd.hpp" // For mpl::true_ and mpl::false_
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#include "boost/static_assert.hpp"
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#include "boost/optional/optional.hpp"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#include "boost/test/minimal.hpp"
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#include "optional_test_common.cpp"
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const int global_i = 0;
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class TestingReferenceBinding
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{
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public:
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TestingReferenceBinding(const int& ii)
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{
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BOOST_CHECK(&ii == &global_i);
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}
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void operator=(const int& ii)
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{
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BOOST_CHECK(&ii == &global_i);
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}
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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void operator=(int&&)
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{
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BOOST_CHECK(false);
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}
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#endif
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};
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class TestingReferenceBinding2 // same definition as above, I need a different type
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{
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public:
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TestingReferenceBinding2(const int& ii)
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{
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BOOST_CHECK(&ii == &global_i);
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}
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void operator=(const int& ii)
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{
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BOOST_CHECK(&ii == &global_i);
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}
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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void operator=(int&&)
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{
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BOOST_CHECK(false);
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}
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#endif
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};
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void test_broken_compiler()
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{
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// we are not testing boost::optional here, but the c++ compiler
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// if this test fails, optional references will obviously fail too
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const int& iref = global_i;
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BOOST_CHECK(&iref == &global_i);
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TestingReferenceBinding ttt = global_i;
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ttt = global_i;
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TestingReferenceBinding2 ttt2 = iref;
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ttt2 = iref;
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}
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int test_main( int, char* [] )
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{
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try
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{
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test_broken_compiler();
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}
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catch ( ... )
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{
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BOOST_ERROR("Unexpected Exception caught!");
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}
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return 0;
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}
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