contract/test/public_function/throwing_body_virtual_branch.cpp
2017-12-10 16:31:15 -08:00

95 lines
3.6 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 virt pub func body throws with subcontr from middle of inheritance tree.
#include "smoke.hpp"
#include <boost/optional.hpp>
#include <boost/preprocessor/control/iif.hpp>
#include <boost/detail/lightweight_test.hpp>
#include <sstream>
int main() {
std::ostringstream ok;
c cc; // Test call to class at mid- inheritance tree (as base with bases).
s_type s; s.value = "X"; // So body will throw.
out.str("");
boost::optional<result_type&> r;
try {
r = cc.f(s);
BOOST_TEST(false);
} catch(except_error const&) {
ok.str(""); ok
#ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
<< "d::static_inv" << std::endl
<< "d::inv" << std::endl
<< "e::static_inv" << std::endl
<< "e::inv" << std::endl
<< "c::static_inv" << std::endl
<< "c::inv" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_PRECONDITIONS
<< "d::f::pre" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_OLDS
<< "d::f::old" << std::endl
<< "e::f::old" << std::endl
<< "c::f::old" << std::endl
#endif
<< "c::f::body" << std::endl
#ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
<< "d::static_inv" << std::endl
<< "d::inv" << std::endl
<< "e::static_inv" << std::endl
<< "e::inv" << std::endl
<< "c::static_inv" << std::endl
<< "c::inv" << std::endl
#endif
#ifndef BOOST_CONTRACT_NO_EXCEPTS
<< "d::f::old" << std::endl
<< "d::f::except" << std::endl
<< "e::f::old" << std::endl
<< "e::f::except" << std::endl
// No old call here because not a base object.
<< "c::f::except" << std::endl
#endif
;
BOOST_TEST(out.eq(ok.str()));
#ifndef BOOST_CONTRACT_NO_OLDS
#define BOOST_CONTRACT_TEST_old 1u
#else
#define BOOST_CONTRACT_TEST_old 0u
#endif
BOOST_TEST(!r); // Boost.Optional result not init (as body threw).
BOOST_TEST_EQ(s.value, "X");
BOOST_TEST_EQ(s.copies(), BOOST_CONTRACT_TEST_old * 3);
BOOST_TEST_EQ(s.evals(), BOOST_CONTRACT_TEST_old * 3);
BOOST_TEST_EQ(s.ctors(), s.dtors() + 1); // 1 for local var.
BOOST_TEST_EQ(cc.y.value, "c");
BOOST_TEST_EQ(cc.y.copies(), BOOST_CONTRACT_TEST_old);
BOOST_TEST_EQ(cc.y.evals(), BOOST_CONTRACT_TEST_old);
BOOST_TEST_EQ(cc.y.ctors(), cc.y.dtors() + 1); // 1 for member var.
BOOST_TEST_EQ(cc.t<'d'>::z.value, "d");
BOOST_TEST_EQ(cc.t<'d'>::z.copies(), BOOST_CONTRACT_TEST_old);
BOOST_TEST_EQ(cc.t<'d'>::z.evals(), BOOST_CONTRACT_TEST_old);
BOOST_TEST_EQ(cc.t<'d'>::z.ctors(), cc.t<'d'>::z.dtors() + 1); // 1 mem.
BOOST_TEST_EQ(cc.t<'e'>::z.value, "e");
BOOST_TEST_EQ(cc.t<'e'>::z.copies(), BOOST_CONTRACT_TEST_old);
BOOST_TEST_EQ(cc.t<'e'>::z.evals(), BOOST_CONTRACT_TEST_old);
BOOST_TEST_EQ(cc.t<'e'>::z.ctors(), cc.t<'e'>::z.dtors() + 1); // 1 mem.
#undef BOOST_CONTRACT_TEST_old
}
return boost::report_errors();
}