1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
/*
* SPDX-FileCopyrightText: 2016 Sebastian Kügler <sebas@kde.org>
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include <QCoreApplication>
#include <QLoggingCategory>
#include <QObject>
#include <QSignalSpy>
#include <QTest>
#include "../src/backendmanager_p.h"
Q_LOGGING_CATEGORY(KSCREEN, "kscreen")
using namespace KScreen;
class TestBackendLoader : public QObject
{
Q_OBJECT
public:
explicit TestBackendLoader(QObject *parent = nullptr);
private Q_SLOTS:
void initTestCase();
void cleanupTestCase();
void testPreferredBackend();
void testEnv();
void testEnv_data();
void testFallback();
};
TestBackendLoader::TestBackendLoader(QObject *parent)
: QObject(parent)
{
qputenv("KSCREEN_LOGGING", "false");
qputenv("KSCREEN_BACKEND_INPROCESS", QByteArray());
qputenv("KSCREEN_BACKEND", QByteArray());
}
void TestBackendLoader::initTestCase()
{
}
void TestBackendLoader::cleanupTestCase()
{
// set to original value
qputenv("KSCREEN_BACKEND", QByteArray());
}
void TestBackendLoader::testPreferredBackend()
{
auto backends = BackendManager::instance()->listBackends();
QVERIFY(!backends.isEmpty());
auto preferred = BackendManager::instance()->preferredBackend();
QVERIFY(preferred.exists());
auto fake = BackendManager::instance()->preferredBackend(QStringLiteral("Fake"));
QVERIFY(fake.fileName().startsWith(QLatin1String("KSC_Fake")));
}
void TestBackendLoader::testEnv_data()
{
QTest::addColumn<QString>("var");
QTest::addColumn<QString>("backend");
// clang-format off
QTest::newRow("all lower") << "kwayland" << "KSC_KWayland";
QTest::newRow("camel case") << "KWayland" << "KSC_KWayland";
QTest::newRow("all upper") << "KWAYLAND" << "KSC_KWayland";
QTest::newRow("mixed") << "kwAYlaND" << "KSC_KWayland";
QTest::newRow("xrandr 1.1") << "xrandr11" << "KSC_XRandR11";
QTest::newRow("qscreen") << "qscreen" << "KSC_QScreen";
QTest::newRow("mixed") << "fake" << "KSC_Fake";
// clang-format on
}
void TestBackendLoader::testEnv()
{
// We want to be pretty liberal, so this should work
QFETCH(QString, var);
QFETCH(QString, backend);
qputenv("KSCREEN_BACKEND", var.toLocal8Bit());
auto preferred = BackendManager::instance()->preferredBackend();
QVERIFY(preferred.fileName().startsWith(backend));
}
void TestBackendLoader::testFallback()
{
qputenv("KSCREEN_BACKEND", "nonsense");
auto preferred = BackendManager::instance()->preferredBackend();
QVERIFY(preferred.fileName().startsWith(QLatin1String("KSC_QScreen")));
}
QTEST_GUILESS_MAIN(TestBackendLoader)
#include "testbackendloader.moc"
|
