77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
|
|
// Copyright Catch2 Authors
|
|
// Distributed under the Boost Software License, Version 1.0.
|
|
// (See accompanying file LICENSE.txt or copy at
|
|
// https://www.boost.org/LICENSE_1_0.txt)
|
|
|
|
// SPDX-License-Identifier: BSL-1.0
|
|
|
|
/**\file
|
|
* Registers an event listener to increments counter of assertionStarting events.
|
|
*
|
|
* Different assertion macros then check that the counter is at expected
|
|
* value when they are evaluated.
|
|
*/
|
|
|
|
#include <catch2/catch_test_macros.hpp>
|
|
#include <catch2/reporters/catch_reporter_event_listener.hpp>
|
|
#include <catch2/reporters/catch_reporter_registrars.hpp>
|
|
#include <catch2/matchers/catch_matchers_predicate.hpp>
|
|
|
|
namespace {
|
|
|
|
static size_t assertion_starting_events_seen = 0;
|
|
|
|
class AssertionStartingListener : public Catch::EventListenerBase {
|
|
public:
|
|
AssertionStartingListener( Catch::IConfig const* config ):
|
|
EventListenerBase( config ) {}
|
|
|
|
void assertionStarting( Catch::AssertionInfo const& ) override {
|
|
++assertion_starting_events_seen;
|
|
}
|
|
};
|
|
|
|
static bool f1() {
|
|
return assertion_starting_events_seen == 1;
|
|
}
|
|
|
|
static void f2() {
|
|
if ( assertion_starting_events_seen != 2 ) { throw 1; }
|
|
}
|
|
|
|
static void f3() {
|
|
if ( assertion_starting_events_seen == 3 ) { throw 1; }
|
|
}
|
|
|
|
static bool f4() { return assertion_starting_events_seen == 4; }
|
|
|
|
static void f5() { throw assertion_starting_events_seen; }
|
|
|
|
} // anonymous namespace
|
|
|
|
CATCH_REGISTER_LISTENER( AssertionStartingListener )
|
|
|
|
TEST_CASE() {
|
|
// **IMPORTANT**
|
|
// The order of assertions below matters.
|
|
REQUIRE( f1() );
|
|
REQUIRE_NOTHROW( f2() );
|
|
REQUIRE_THROWS( f3() );
|
|
REQUIRE_THAT( f4(),
|
|
Catch::Matchers::Predicate<bool>( []( bool b ) { return b; } ) );
|
|
REQUIRE_THROWS_MATCHES(
|
|
f5(), size_t, Catch::Matchers::Predicate<size_t>( []( size_t i ) {
|
|
return i == 5;
|
|
} ) );
|
|
|
|
CAPTURE( assertion_starting_events_seen ); // **not** an assertion
|
|
INFO( "some info msg" ); // **not** an assertion
|
|
WARN( "warning! warning!" ); // assertion-like message
|
|
SUCCEED(); // assertion-like message
|
|
|
|
// We skip FAIL/SKIP and so on, which fail the test.
|
|
|
|
// This require will also increment the count once
|
|
REQUIRE( assertion_starting_events_seen == 8 );
|
|
}
|