contract/test/check/decl.hpp
2017-12-10 16:31:15 -08:00

67 lines
1.7 KiB
C++

// Copyright (C) 2008-2018 Lorenzo Caminiti
// Distributed under the Boost Software License, Version 1.0 (see accompanying
// file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
// See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
// Test check (class and macro).
#include "../detail/oteststream.hpp"
#include <boost/contract/check.hpp>
#include <boost/contract/assert.hpp>
#include <boost/detail/lightweight_test.hpp>
#include <sstream>
boost::contract::test::detail::oteststream out;
struct err {}; // Global decl so visible in MSVC10 lambdas.
void f(bool check) {
#ifdef BOOST_CONTRACT_TEST_CHECK_MACRO
BOOST_CONTRACT_CHECK([&] () -> bool {
out << "f::check" << std::endl;
return check;
}());
#else
boost::contract::check c = [&] {
out << "f::check" << std::endl;
BOOST_CONTRACT_ASSERT(check);
};
#endif
out << "f::body" << std::endl;
}
int main() {
std::ostringstream ok;
out.str("");
f(true);
ok.str(""); ok
#ifndef BOOST_CONTRACT_NO_CHECKS
<< "f::check" << std::endl
#endif
<< "f::body" << std::endl
;
BOOST_TEST(out.eq(ok.str()));
boost::contract::set_check_failure([] { throw err(); });
out.str("");
try {
f(false);
#ifndef BOOST_CONTRACT_NO_CHECKS
BOOST_TEST(false);
} catch(err const&) {
ok.str("");
ok << "f::check" << std::endl;
#else
ok.str("");
ok << "f::body" << std::endl;
#endif
BOOST_TEST(out.eq(ok.str()));
} catch(...) { BOOST_TEST(false); }
return boost::report_errors();
}