165 lines
4.0 KiB
C++
165 lines
4.0 KiB
C++
//
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// assert_exp_test.cpp - tests BOOST_ASSERT expansion
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//
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// Copyright (c) 2014 Peter Dimov
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//
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// Distributed under the Boost Software License, Version 1.0.
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// 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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#include <boost/config.hpp>
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#include <boost/current_function.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <string>
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// Each backslash in __FILE__ when passed through BOOST_STRINGIZE is doubled
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static std::string quote( std::string const & s )
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{
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std::string r;
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r.reserve( s.size() );
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for( char const * p = s.c_str(); *p; ++p )
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{
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r += *p;
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if( *p == '\\' ) r += *p;
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}
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return r;
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}
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// default case, !NDEBUG
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// BOOST_ASSERT(x) -> assert(x)
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#undef NDEBUG
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#include <boost/assert.hpp>
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#undef assert
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void test_default()
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{
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std::string v1 = BOOST_STRINGIZE(BOOST_ASSERT(x1));
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BOOST_TEST_EQ( v1, "assert(x1)" );
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}
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// default case, NDEBUG
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// BOOST_ASSERT(x) -> assert(x)
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#define NDEBUG
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#include <boost/assert.hpp>
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#undef assert
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void test_default_ndebug()
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{
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std::string v2 = BOOST_STRINGIZE(BOOST_ASSERT(x2));
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BOOST_TEST_EQ( v2, "assert(x2)" );
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}
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// BOOST_DISABLE_ASSERTS, !NDEBUG
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// BOOST_ASSERT(x) -> ((void)0)
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#define BOOST_DISABLE_ASSERTS
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#undef NDEBUG
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#include <boost/assert.hpp>
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void test_disabled()
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{
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std::string v3 = BOOST_STRINGIZE(BOOST_ASSERT(x3));
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BOOST_TEST_EQ( v3, "((void)0)" );
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}
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// BOOST_DISABLE_ASSERTS, NDEBUG
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// BOOST_ASSERT(x) -> ((void)0)
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#define NDEBUG
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#include <boost/assert.hpp>
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void test_disabled_ndebug()
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{
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std::string v4 = BOOST_STRINGIZE(BOOST_ASSERT(x4));
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BOOST_TEST_EQ( v4, "((void)0)" );
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}
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#undef BOOST_DISABLE_ASSERTS
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// BOOST_ENABLE_ASSERT_HANDLER, !NDEBUG
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// BOOST_ASSERT(expr) -> (BOOST_LIKELY(!!(expr))? ((void)0): ::boost::assertion_failed(#expr, BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))
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#undef BOOST_LIKELY
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#undef BOOST_CURRENT_FUNCTION
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#define BOOST_ENABLE_ASSERT_HANDLER
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#undef NDEBUG
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#include <boost/assert.hpp>
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void test_handler()
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{
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std::string v5 = BOOST_STRINGIZE(BOOST_ASSERT(x5)); std::string w5 = "(BOOST_LIKELY(!!(x5))? ((void)0): ::boost::assertion_failed(\"x5\", BOOST_CURRENT_FUNCTION, \"" + quote( __FILE__ ) + "\", " BOOST_STRINGIZE(__LINE__) "))";
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char const * BOOST_CURRENT_FUNCTION = "void test_handler()";
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BOOST_TEST_EQ( v5, w5 );
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}
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// BOOST_ENABLE_ASSERT_HANDLER, NDEBUG
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// BOOST_ASSERT(expr) -> (BOOST_LIKELY(!!(expr))? ((void)0): ::boost::assertion_failed(#expr, BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))
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#define NDEBUG
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#include <boost/assert.hpp>
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void test_handler_ndebug()
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{
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std::string v6 = BOOST_STRINGIZE(BOOST_ASSERT(x6)); std::string w6 = "(BOOST_LIKELY(!!(x6))? ((void)0): ::boost::assertion_failed(\"x6\", BOOST_CURRENT_FUNCTION, \"" + quote( __FILE__ ) + "\", " BOOST_STRINGIZE(__LINE__) "))";
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char const * BOOST_CURRENT_FUNCTION = "void test_handler_ndebug()";
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BOOST_TEST_EQ( v6, w6 );
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}
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#undef BOOST_ENABLE_ASSERT_HANDLER
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// BOOST_ENABLE_ASSERT_DEBUG_HANDLER, !NDEBUG
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// same as BOOST_ENABLE_ASSERT_HANDLER
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#define BOOST_ENABLE_ASSERT_DEBUG_HANDLER
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#undef NDEBUG
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#include <boost/assert.hpp>
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void test_debug_handler()
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{
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std::string v7 = BOOST_STRINGIZE(BOOST_ASSERT(x7)); std::string w7 = "(BOOST_LIKELY(!!(x7))? ((void)0): ::boost::assertion_failed(\"x7\", BOOST_CURRENT_FUNCTION, \"" + quote( __FILE__ ) + "\", " BOOST_STRINGIZE(__LINE__) "))";
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char const * BOOST_CURRENT_FUNCTION = "void test_debug_handler()";
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BOOST_TEST_EQ( v7, w7 );
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}
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// BOOST_ENABLE_ASSERT_DEBUG_HANDLER, NDEBUG
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// BOOST_ASSERT(x) -> ((void)0)
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#define NDEBUG
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#include <boost/assert.hpp>
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void test_debug_handler_ndebug()
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{
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std::string v8 = BOOST_STRINGIZE(BOOST_ASSERT(x8));
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char const * BOOST_CURRENT_FUNCTION = "void test_debug_handler_ndebug()";
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BOOST_TEST_EQ( v8, "((void)0)" );
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}
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#undef BOOST_ENABLE_ASSERT_DEBUG_HANDLER
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int main()
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{
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test_default();
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test_default_ndebug();
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test_disabled();
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test_disabled_ndebug();
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test_handler();
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test_handler_ndebug();
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test_debug_handler();
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test_debug_handler_ndebug();
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return boost::report_errors();
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}
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