Add unittests for SfxBroadcaster

Change-Id: I9ecd8fec395eafbdc2675dda9fa25ac32761123c
Reviewed-on: https://gerrit.libreoffice.org/10343
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>

1 files changed, 98 insertions, 0 deletions

diff --git a/svl/qa/unit/notify/test_SfxBroadcaster.cxx b/svl/qa/unit/notify/test_SfxBroadcaster.cxx
new file mode 100644
index 000000000000..8139ed1eba2d
--- /dev/null
+++ b/svl/qa/unit/notify/test_SfxBroadcaster.cxx
@@ -0,0 +1,98 @@
+/* -*- 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();
+
+    // Adds code needed to register the test suite
+    CPPUNIT_TEST_SUITE(SfxBroadcasterTest);
+    CPPUNIT_TEST(AddingListenersIncreasesCount);
+    //CPPUNIT_TEST(RemovingListenersDecreasesCount);
+    CPPUNIT_TEST(HintsAreNotForwardedToRemovedListeners);
+
+    CPPUNIT_TEST_SUITE_END();
+};
+
+class MockedSfxListener : public SfxListener
+{
+public:
+    MockedSfxListener()
+    : mNotifyWasCalled(false) {}
+
+    void Notify(SfxBroadcaster& rBC, const SfxHint& rHint) SAL_OVERRIDE {
+        (void)(rBC); (void)(rHint); // avoid warnings about unused parameters
+        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, true);
+    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, true);
+    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, true);
+    sl2.StartListening(sb, true);
+    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());
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(SfxBroadcasterTest);
+
+CPPUNIT_PLUGIN_IMPLEMENT();