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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <svl/SfxBroadcaster.hxx>
#include <svl/lstner.hxx>
#include <svl/hint.hxx>
#include <cppunit/TestAssert.h>
#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/plugin/TestPlugIn.h>
class SfxBroadcasterTest : public CppUnit::TestFixture
{
void AddingListenersIncreasesCount();
void RemovingListenersDecreasesCount();
void HintsAreNotForwardedToRemovedListeners();
void SameListenerCanBeAddedMoreThanOnce();
void StoppingListeningAffectsOnlyFirstOfIdenticalListeners();
// Adds code needed to register the test suite
CPPUNIT_TEST_SUITE(SfxBroadcasterTest);
CPPUNIT_TEST(AddingListenersIncreasesCount);
CPPUNIT_TEST(RemovingListenersDecreasesCount);
CPPUNIT_TEST(HintsAreNotForwardedToRemovedListeners);
CPPUNIT_TEST(SameListenerCanBeAddedMoreThanOnce);
CPPUNIT_TEST(StoppingListeningAffectsOnlyFirstOfIdenticalListeners);
CPPUNIT_TEST_SUITE_END();
};
class MockedSfxListener : public SfxListener
{
public:
MockedSfxListener()
: mNotifyWasCalled(false) {}
void Notify(SfxBroadcaster&, const SfxHint&) override {
mNotifyWasCalled = true;
}
bool NotifyWasCalled() const {
return mNotifyWasCalled;
}
private:
bool mNotifyWasCalled;
};
void
SfxBroadcasterTest::AddingListenersIncreasesCount()
{
SfxBroadcaster sb;
MockedSfxListener sl;
CPPUNIT_ASSERT_EQUAL((size_t)0, sb.GetListenerCount());
sl.StartListening(sb, DuplicateHandling::Prevent);
CPPUNIT_ASSERT_EQUAL((size_t)1, sb.GetListenerCount());
}
void
SfxBroadcasterTest::RemovingListenersDecreasesCount()
{
SfxBroadcaster sb;
MockedSfxListener sl;
CPPUNIT_ASSERT_EQUAL((size_t)0, sb.GetListenerCount());
sl.StartListening(sb, DuplicateHandling::Prevent);
CPPUNIT_ASSERT_EQUAL((size_t)1, sb.GetListenerCount());
sl.EndListening(sb, true);
CPPUNIT_ASSERT_EQUAL((size_t)0, sb.GetListenerCount());
}
void
SfxBroadcasterTest::HintsAreNotForwardedToRemovedListeners()
{
SfxBroadcaster sb;
MockedSfxListener sl1;
MockedSfxListener sl2;
SfxHint hint;
sl1.StartListening(sb, DuplicateHandling::Prevent);
sl2.StartListening(sb, DuplicateHandling::Prevent);
CPPUNIT_ASSERT_EQUAL_MESSAGE("All listeners were added.", (size_t)2, sb.GetListenerCount());
sl1.EndListening(sb, true);
sb.Forward(sb, hint);
CPPUNIT_ASSERT_EQUAL(true, sl2.NotifyWasCalled());
CPPUNIT_ASSERT_EQUAL(false, sl1.NotifyWasCalled());
}
void
SfxBroadcasterTest::SameListenerCanBeAddedMoreThanOnce()
{
MockedSfxListener sl;
SfxBroadcaster sb;
sb.AddListener(sl);
sb.AddListener(sl);
CPPUNIT_ASSERT_EQUAL((size_t)2, sb.GetListenerCount());
}
void
SfxBroadcasterTest::StoppingListeningAffectsOnlyFirstOfIdenticalListeners()
{
MockedSfxListener sl;
SfxBroadcaster sb;
sb.AddListener(sl);
sb.AddListener(sl);
sb.RemoveListener(sl);
CPPUNIT_ASSERT_EQUAL((size_t)1, sb.GetListenerCount());
}
CPPUNIT_TEST_SUITE_REGISTRATION(SfxBroadcasterTest);
CPPUNIT_PLUGIN_IMPLEMENT();
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