File indexing completed on 2024-07-14 08:12:51

0001 // SPDX-FileCopyrightText: Lukas Sommer <sommerluk@gmail.com>
0002 // SPDX-License-Identifier: BSD-2-Clause OR MIT
0003 
0004 // First included header is the public header of the class we are testing;
0005 // this forces the header to be self-contained.
0006 #include "languagechangeeventfilter.h"
0007 
0008 #include <qcoreapplication.h>
0009 #include <qcoreevent.h>
0010 #include <qglobal.h>
0011 #include <qobject.h>
0012 #include <qtest.h>
0013 #include <qtestcase.h>
0014 #include <qwidget.h>
0015 
0016 #if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
0017 #include <qtmetamacros.h>
0018 #else
0019 #include <qobjectdefs.h>
0020 #include <qstring.h>
0021 #endif
0022 
0023 namespace PerceptualColor
0024 {
0025 
0026 class ReceiverMockup : public QWidget
0027 {
0028     Q_OBJECT
0029 public:
0030     explicit ReceiverMockup(QWidget *parent = nullptr)
0031         : QWidget(parent){};
0032     bool languageChangeEventDetected = false;
0033 
0034 protected:
0035     virtual void changeEvent(QEvent *event) override
0036     {
0037         if (event->type() == QEvent::LanguageChange) {
0038             languageChangeEventDetected = true;
0039         }
0040     };
0041 };
0042 
0043 class TestLanguageChangeEventFilter : public QObject
0044 {
0045     Q_OBJECT
0046 
0047 public:
0048     explicit TestLanguageChangeEventFilter(QObject *parent = nullptr)
0049         : QObject(parent)
0050     {
0051     }
0052 
0053 private Q_SLOTS:
0054     void initTestCase()
0055     {
0056         // Called before the first test function is executed
0057     }
0058 
0059     void cleanupTestCase()
0060     {
0061         // Called after the last test function was executed
0062     }
0063 
0064     void init()
0065     {
0066         // Called before each test function is executed
0067     }
0068 
0069     void cleanup()
0070     {
0071         // Called after every test function
0072     }
0073 
0074     void testConstructorDestructor()
0075     {
0076         LanguageChangeEventFilter temp;
0077     }
0078 
0079     void testEventDiscarded()
0080     {
0081         // Assertions
0082         {
0083             ReceiverMockup receiverTest;
0084             QEvent languageChangeEventTest(QEvent::LanguageChange);
0085             QCoreApplication::sendEvent(&receiverTest, &languageChangeEventTest);
0086             QVERIFY(receiverTest.languageChangeEventDetected);
0087         }
0088 
0089         // Actual test
0090         ReceiverMockup receiver;
0091         LanguageChangeEventFilter filter;
0092         receiver.installEventFilter(&filter);
0093         QEvent languageChangeEvent(QEvent::LanguageChange);
0094         QCoreApplication::sendEvent(&receiver, &languageChangeEvent);
0095         QCOMPARE(receiver.languageChangeEventDetected, false);
0096     }
0097 };
0098 
0099 } // namespace PerceptualColor
0100 
0101 QTEST_MAIN(PerceptualColor::TestLanguageChangeEventFilter)
0102 
0103 // The following “include” is necessary because we do not use a header file:
0104 #include "testlanguagechangeeventfilter.moc"