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- // 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 all derived and base classes with entry static invariants.
- #undef BOOST_CONTRACT_TEST_NO_A_STATIC_INV
- #undef BOOST_CONTRACT_TEST_NO_B_STATIC_INV
- #undef BOOST_CONTRACT_TEST_NO_C_STATIC_INV
- #include "decl.hpp"
- #include <boost/preprocessor/control/iif.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include <sstream>
- #include <string>
- std::string ok_a() {
- std::ostringstream ok; ok
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "a::static_inv" << std::endl
- << "a::inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "a::dtor::old" << std::endl
- #endif
- << "a::dtor::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "a::static_inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- << "a::dtor::post" << std::endl
- #endif
- ;
- return ok.str();
- }
- std::string ok_b(bool threw = false) {
- std::ostringstream ok; ok
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "b::static_inv" << std::endl
- << "b::inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "b::dtor::old" << std::endl
- #endif
- << "b::dtor::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "b::static_inv" << std::endl
- << (threw ? "b::inv\n" : "")
- #endif
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- << (!threw ? "b::dtor::post\n" : "")
- #endif
- ;
- return ok.str();
- }
- std::string ok_c(bool threw = false) {
- std::ostringstream ok; ok
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "c::static_inv" << std::endl
- << "c::inv" << std::endl
- #endif
- #ifndef BOOST_CONTRACT_NO_OLDS
- << "c::dtor::old" << std::endl
- #endif
- << "c::dtor::body" << std::endl
- #ifndef BOOST_CONTRACT_NO_EXIT_INVARIANTS
- << "c::static_inv" << std::endl
- << (threw ? "c::inv\n" : "")
- #endif
- #ifndef BOOST_CONTRACT_NO_POSTCONDITIONS
- << (!threw ? "c::dtor::post\n" : "")
- #endif
- ;
- return ok.str();
- }
- struct err {}; // Global decl so visible in MSVC10 lambdas.
- int main() {
- std::ostringstream ok;
- #ifdef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- #define BOOST_CONTRACT_TEST_entry_inv 0
- #else
- #define BOOST_CONTRACT_TEST_entry_inv 1
- #endif
-
- a_entry_static_inv = true;
- b_entry_static_inv = true;
- c_entry_static_inv = true;
- a_entering_static_inv = b_entering_static_inv = c_entering_static_inv =
- BOOST_PP_IIF(BOOST_CONTRACT_TEST_entry_inv, true, false);
- {
- a aa;
- out.str("");
- }
- ok.str(""); ok // Test nothing failed.
- << ok_a()
- << ok_b()
- << ok_c()
- ;
- BOOST_TEST(out.eq(ok.str()));
-
- boost::contract::set_entry_invariant_failure([&ok] (boost::contract::from) {
- BOOST_TEST(out.eq(ok.str())); // Must check before dtor throws.
- throw err(); // For testing only (dtors should never throw otherwise).
- });
- a_entry_static_inv = false;
- b_entry_static_inv = true;
- c_entry_static_inv = true;
- a_entering_static_inv = b_entering_static_inv = c_entering_static_inv =
- BOOST_PP_IIF(BOOST_CONTRACT_TEST_entry_inv, true, false);
- try {
- {
- a aa;
- ok.str(""); ok
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "a::static_inv" << std::endl // Test this failed...
- #else
- << ok_a()
- #endif
- ;
- out.str("");
- }
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- BOOST_TEST(false);
- } catch(err const&) {
- #endif
- ok // ...then exec other dtors and check inv on throw (as dtor threw).
- << ok_b(BOOST_CONTRACT_TEST_entry_inv)
- << ok_c(BOOST_CONTRACT_TEST_entry_inv)
- ;
- BOOST_TEST(out.eq(ok.str()));
- } catch(...) { BOOST_TEST(false); }
-
- a_entry_static_inv = true;
- b_entry_static_inv = false;
- c_entry_static_inv = true;
- a_entering_static_inv = b_entering_static_inv = c_entering_static_inv =
- BOOST_PP_IIF(BOOST_CONTRACT_TEST_entry_inv, true, false);
- try {
- {
- a aa;
- ok.str(""); ok
- << ok_a()
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "b::static_inv" << std::endl // Test this failed...
- #else
- << ok_b()
- #endif
- ;
- out.str("");
- }
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- BOOST_TEST(false);
- } catch(err const&) {
- #endif
- ok // ...then exec other dtors and check inv on throw (as dtor threw).
- << ok_c(BOOST_CONTRACT_TEST_entry_inv)
- ;
- BOOST_TEST(out.eq(ok.str()));
- } catch(...) { BOOST_TEST(false); }
-
- a_entry_static_inv = true;
- b_entry_static_inv = true;
- c_entry_static_inv = false;
- a_entering_static_inv = b_entering_static_inv = c_entering_static_inv =
- BOOST_PP_IIF(BOOST_CONTRACT_TEST_entry_inv, true, false);
- try {
- {
- a aa;
- ok.str(""); ok
- << ok_a()
- << ok_b()
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "c::static_inv" << std::endl // Test this failed...
- #else
- << ok_c()
- #endif
- ;
- out.str("");
- }
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- BOOST_TEST(false);
- } catch(err const&) {
- #endif
- // ...then exec other dtors and check inv on throw (as dtor threw).
- BOOST_TEST(out.eq(ok.str()));
- } catch(...) { BOOST_TEST(false); }
-
- boost::contract::set_entry_invariant_failure([] (boost::contract::from) {
- // Testing multiple failures so dtors must not throw multiple
- // exceptions, just ignore failure and continue test program...
- });
-
- a_entry_static_inv = false;
- b_entry_static_inv = false;
- c_entry_static_inv = false;
- a_entering_static_inv = b_entering_static_inv = c_entering_static_inv =
- BOOST_PP_IIF(BOOST_CONTRACT_TEST_entry_inv, true, false);
- {
- a aa;
- out.str("");
- }
- ok.str(""); ok
- #ifndef BOOST_CONTRACT_NO_ENTRY_INVARIANTS
- << "a::static_inv" << std::endl // Test this failed (as all did)...
- << "a::dtor::body" << std::endl
-
- << "b::static_inv" << std::endl // Test this failed (as all did)...
- << "b::dtor::body" << std::endl
-
- << "c::static_inv" << std::endl // Test this failed (as all did)...
- << "c::dtor::body" << std::endl
- #else
- << ok_a()
- << ok_b()
- << ok_c()
- #endif
- ;
- BOOST_TEST(out.eq(ok.str()));
- #undef BOOST_CONTRACT_TEST_entry_inv
- return boost::report_errors();
- }
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