Clementine-audio-player-Mac.../tests/closure_test.cpp

65 lines
1.8 KiB
C++

#include "gtest/gtest.h"
#include <QCoreApplication>
#include <QPointer>
#include <QSharedPointer>
#include <QSignalSpy>
#include "core/closure.h"
#include "test_utils.h"
TEST(ClosureTest, ClosureInvokesReceiver) {
TestQObject sender;
TestQObject receiver;
_detail::ClosureBase* closure = NewClosure(
&sender, SIGNAL(Emitted()),
&receiver, SLOT(Invoke()));
EXPECT_EQ(0, receiver.invoked());
sender.Emit();
EXPECT_EQ(1, receiver.invoked());
}
TEST(ClosureTest, ClosureDeletesSelf) {
TestQObject sender;
TestQObject receiver;
_detail::ClosureBase* closure = NewClosure(
&sender, SIGNAL(Emitted()),
&receiver, SLOT(Invoke()));
_detail::ObjectHelper* helper = closure->helper();
QSignalSpy spy(helper, SIGNAL(destroyed()));
EXPECT_EQ(0, receiver.invoked());
sender.Emit();
EXPECT_EQ(1, receiver.invoked());
EXPECT_EQ(0, spy.count());
QEventLoop loop;
QObject::connect(helper, SIGNAL(destroyed()), &loop, SLOT(quit()));
loop.exec();
EXPECT_EQ(1, spy.count());
}
TEST(ClosureTest, ClosureDoesNotCrashWithSharedPointerSender) {
TestQObject receiver;
TestQObject* sender;
boost::scoped_ptr<QSignalSpy> spy;
QPointer<_detail::ObjectHelper> closure;
{
QSharedPointer<TestQObject> sender_shared(new TestQObject);
sender = sender_shared.data();
closure = QPointer<_detail::ObjectHelper>(NewClosure(
sender_shared, SIGNAL(Emitted()),
&receiver, SLOT(Invoke()))->helper());
spy.reset(new QSignalSpy(sender, SIGNAL(destroyed())));
}
ASSERT_EQ(0, receiver.invoked());
sender->Emit();
ASSERT_EQ(1, receiver.invoked());
ASSERT_EQ(0, spy->count());
QEventLoop loop;
QObject::connect(sender, SIGNAL(destroyed()), &loop, SLOT(quit()));
loop.exec();
ASSERT_EQ(1, spy->count());
EXPECT_TRUE(closure.isNull());
}