Differential D10816 Diff 28556 libkworkspace/autotests/testPlatformDetection.cpp

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libkworkspace/autotests/testPlatformDetection.cpp

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		1		/*
		2		* Copyright 2018 Martin Flöser <mgraesslin@kde.org>
		3		*
		4		* This library is free software; you can redistribute it and/or
		5		* modify it under the terms of the GNU Lesser General Public
		6		* License as published by the Free Software Foundation; either
		7		* version 2.1 of the License, or (at your option) version 3, or any
		8		* later version accepted by the membership of KDE e.V. (or its
		9		* successor approved by the membership of KDE e.V.), which shall
		10		* act as a proxy defined in Section 6 of version 3 of the license.
		11		*
		12		* This library is distributed in the hope that it will be useful,
		13		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		14		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
		15		* Lesser General Public License for more details.
		16		*
		17		* You should have received a copy of the GNU Lesser General Public
		18		* License along with this library. If not, see <http://www.gnu.org/licenses/>.
		19		*/
		20
		21		#include <QtTest/QtTest>
		22
		23		#include "../kworkspace.h"
		24
		25		#include <vector>
		26
		27		class TestPlatformDetection : public QObject
		28		{
		29		Q_OBJECT
		30		private Q_SLOTS:
		31		void init();
		32		void testPlatformSelection_data();
		33		void testPlatformSelection();
		34		void testArguments_data();
		35		void testArguments();
		36		void testQtQpaPlatformIsSet_data();
		37		void testQtQpaPlatformIsSet();
		38		};
		39
		40		void TestPlatformDetection::init()
		41		{
		42		qunsetenv("QT_QPA_PLATFORM");
		43		qunsetenv("XDG_SESSION_TYPE");
		44		}
		45
		46		void TestPlatformDetection::testPlatformSelection_data()
		47		{
		48		QTest::addColumn<QByteArray>("xdgSessionType");
		49		QTest::addColumn<QByteArray>("expectedQtQpaPlatform");
		50
		51		QTest::newRow("wayland") << QByteArrayLiteral("wayland") << QByteArrayLiteral("wayland");
		52		QTest::newRow("x11") << QByteArrayLiteral("x11") << QByteArrayLiteral("xcb");
		53		QTest::newRow("unknown") << QByteArrayLiteral("mir") << QByteArray();
		54		}
		55
		56		void TestPlatformDetection::testPlatformSelection()
		57		{
		58		QVERIFY(!qEnvironmentVariableIsSet("QT_QPA_PLATFORM"));
		59		QFETCH(QByteArray, xdgSessionType);
		60		qputenv("XDG_SESSION_TYPE", xdgSessionType);
		61
		62		std::vector<QByteArray> cppArgv{
		63		QByteArrayLiteral("testPlatformDetction")
		64		};
		65		std::vector<char*> argv;
		66		for (QByteArray &arg : cppArgv) {
		67		argv.push_back(arg.data());
		68		}
		69		KWorkSpace::detectPlatform(1, argv.data());
		70		QTEST(qgetenv("QT_QPA_PLATFORM"), "expectedQtQpaPlatform");
		71		}
		72
		73		void TestPlatformDetection::testArguments_data()
		74		{
		75		QTest::addColumn<QByteArray>("arg");
		76
		77		QTest::newRow("-platform") << QByteArrayLiteral("-platform");
		78		QTest::newRow("--platform") << QByteArrayLiteral("--platform");
		79		QTest::newRow("-platform=wayland") << QByteArrayLiteral("-platform=wayland");
		80		QTest::newRow("--platform=wayland") << QByteArrayLiteral("--platform=wayland");
		81		}
		82
		83		void TestPlatformDetection::testArguments()
		84		{
		85		QVERIFY(!qEnvironmentVariableIsSet("QT_QPA_PLATFORM"));
		86		qputenv("XDG_SESSION_TYPE", "wayland");
		87
		88		QFETCH(QByteArray, arg);
		89		std::vector<QByteArray> cppArgv{
		90		QByteArrayLiteral("testPlatformDetction"),
		91		arg,
		92		QByteArrayLiteral("wayland")
		93		};
		94		std::vector<char*> argv;
		95		for (QByteArray &arg : cppArgv) {
		96		argv.push_back(arg.data());
		97		}
		98		KWorkSpace::detectPlatform(3, argv.data());
		99		QVERIFY(!qEnvironmentVariableIsSet("QT_QPA_PLATFORM"));
		100		}
		101
		102		void TestPlatformDetection::testQtQpaPlatformIsSet_data()
		103		{
		104		QTest::addColumn<QByteArray>("qtQpaPlatform");
		105		QTest::addColumn<QByteArray>("xdgSessionType");
		106
		107		QTest::newRow("xcb - x11") << QByteArrayLiteral("xcb") << QByteArrayLiteral("x11");
		108		QTest::newRow("xcb - wayland") << QByteArrayLiteral("xcb") << QByteArrayLiteral("wayland");
		109		QTest::newRow("wayland - x11") << QByteArrayLiteral("wayland") << QByteArrayLiteral("x11");
		110		QTest::newRow("wayland - wayland") << QByteArrayLiteral("wayland") << QByteArrayLiteral("wayland");
		111		QTest::newRow("windows - x11") << QByteArrayLiteral("windows") << QByteArrayLiteral("x11");
		112		}
		113
		114		void TestPlatformDetection::testQtQpaPlatformIsSet()
		115		{
		116		// test verifies that if QT_QPA_PLATFORM is set the env variable does not get adjusted
		117		QFETCH(QByteArray, qtQpaPlatform);
		118		QFETCH(QByteArray, xdgSessionType);
		119		qputenv("QT_QPA_PLATFORM", qtQpaPlatform);
		120		qputenv("XDG_SESSION_TYPE", xdgSessionType);
		121
		122		KWorkSpace::detectPlatform(0, nullptr);
		123		QCOMPARE(qgetenv("QT_QPA_PLATFORM"), qtQpaPlatform);
		124		}
		125
		126		QTEST_GUILESS_MAIN(TestPlatformDetection)
		127
		128		#include "testPlatformDetection.moc"