catch2/projects/SelfTest/MessageInstantiationTests1.cpp

/*
 *  Created by Phil on 09/11/2010.
 *  Copyright 2010 Two Blue Cubes Ltd. All rights reserved.
 *
 *  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 "catch.hpp"
#undef INTERNAL_CATCH_INLINE
#define INTERNAL_CATCH_INLINE inline
#include "internal/catch_message.hpp"

namespace Counter {
int g_haveCountedMessages = 0;
}

// This test works with the equivalent in MessageInstantiationTests2.cpp
// The first test to reach this point will increment the MessageInfo counter.  Subsequent tests
// just check the value.  The purpose of this test is to verify that the compiler's
// greedy instantiation (or whatever process it uses) eliminate all other
// references to the globalCount

TEST_CASE("message counting1","")
{
    if( Counter::g_haveCountedMessages > 0 ) {
        REQUIRE( Catch::MessageInfoCounter<unsigned int>::globalCount > 0 );
    }
    else
    {
        ++Catch::MessageInfoCounter<unsigned int>::globalCount;
        Counter::g_haveCountedMessages = 1;
    }
}

namespace LongCounter {
int g_haveCountedMessagesLong = 0;
}

TEST_CASE("long message counting1","")
{
    if( LongCounter::g_haveCountedMessagesLong > 0 ) {
        REQUIRE( Catch::MessageInfoCounter<long>::globalCount > 0 );
    }
    else
    {
        ++Catch::MessageInfoCounter<long>::globalCount;
        LongCounter::g_haveCountedMessagesLong = 1;
    }
}