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// assert_test.cpp - a test for boost/assert.hpp

// Copyright (c) Beman Dawes 2011

// 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 <boost/core/lightweight_test.hpp>

#if defined(__GNUC__)

# pragma GCC diagnostic ignored "-Waddress"

#endif

#include <boost/assert.hpp>

void test_default()

{

int x = 1; (void)x;

BOOST_ASSERT(1);

BOOST_ASSERT(x);

BOOST_ASSERT(x == 1);

BOOST_ASSERT(&x);

BOOST_ASSERT_MSG(1, "msg");

BOOST_ASSERT_MSG(x, "msg");

BOOST_ASSERT_MSG(x == 1, "msg");

BOOST_ASSERT_MSG(&x, "msg");

}

#define BOOST_DISABLE_ASSERTS

#include <boost/assert.hpp>

void test_disabled()

{

int x = 1;

BOOST_ASSERT(1);

BOOST_ASSERT(x);

BOOST_ASSERT(x == 1);

BOOST_ASSERT(&x);

BOOST_ASSERT_MSG(1, "msg");

BOOST_ASSERT_MSG(x, "msg");

BOOST_ASSERT_MSG(x == 1, "msg");

BOOST_ASSERT_MSG(&x, "msg");

BOOST_ASSERT(0);

BOOST_ASSERT(!x);

BOOST_ASSERT(x == 0);

BOOST_ASSERT_MSG(0, "msg");

BOOST_ASSERT_MSG(!x, "msg");

BOOST_ASSERT_MSG(x == 0, "msg");

void * p = 0;

BOOST_ASSERT(p);

BOOST_ASSERT_MSG(p, "msg");

// suppress warnings

p = &x;

p = &p;

}

#undef BOOST_DISABLE_ASSERTS

#define BOOST_ENABLE_ASSERT_HANDLER

#include <boost/assert.hpp>

#include <boost/config.hpp>

#include <cstdio>

int handler_invoked = 0;

int msg_handler_invoked = 0;

void boost::assertion_failed(char const * expr, char const * function, char const * file, long line)

{

#if !defined(BOOST_NO_STDC_NAMESPACE)

using std::printf;

#endif

printf("Expression: %s\nFunction: %s\nFile: %s\nLine: %ld\n\n", expr, function, file, line);

++handler_invoked;

}

void boost::assertion_failed_msg(char const * expr, char const * msg, char const * function,

char const * file, long line)

{

#if !defined(BOOST_NO_STDC_NAMESPACE)

using std::printf;

#endif

printf("Expression: %s Message: %s\nFunction: %s\nFile: %s\nLine: %ld\n\n",

expr, msg, function, file, line);

++msg_handler_invoked;

}

struct X

{

static void f()

{

BOOST_ASSERT(0);

BOOST_ASSERT_MSG(0, "msg f()");

}

};

void test_handler()

{

int x = 1;

BOOST_ASSERT(1);

BOOST_ASSERT(x);

BOOST_ASSERT(x == 1);

BOOST_ASSERT(&x);

BOOST_ASSERT_MSG(1, "msg2");

BOOST_ASSERT_MSG(x, "msg3");

BOOST_ASSERT_MSG(x == 1, "msg4");

BOOST_ASSERT_MSG(&x, "msg5");

BOOST_ASSERT(0);

BOOST_ASSERT(!x);

BOOST_ASSERT(x == 0);

BOOST_ASSERT_MSG(0,"msg 0");

BOOST_ASSERT_MSG(!x, "msg !x");

BOOST_ASSERT_MSG(x == 0, "msg x == 0");

void * p = 0;

BOOST_ASSERT(p);

BOOST_ASSERT_MSG(p, "msg p");

X::f();

BOOST_ASSERT(handler_invoked == 5);

BOOST_TEST(handler_invoked == 5);

BOOST_ASSERT_MSG(msg_handler_invoked == 5, "msg_handler_invoked count is wrong");

BOOST_TEST(msg_handler_invoked == 5);

}

#undef BOOST_ENABLE_ASSERT_HANDLER

#undef BOOST_ENABLE_ASSERT_MSG_HANDLER

int main()

{

test_default();

test_disabled();

test_handler();

return boost::report_errors();

}

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