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28
29//TESTED_COMPONENT=src/multimedia
30
31#include <private/qmediapluginloader_p.h>
32#include <qmediaserviceproviderplugin.h>
33
34#include <QtTest/QtTest>
35#include <QDebug>
36
37QT_USE_NAMESPACE
38
39class tst_QMediaPluginLoader : public QObject
40{
41 Q_OBJECT
42
43public slots:
44 void initTestCase();
45 void cleanupTestCase();
46
47private slots:
48 void testInstance();
49 void testInstances();
50 void testInvalidKey();
51
52private:
53 QMediaPluginLoader *loader;
54};
55
56void tst_QMediaPluginLoader::initTestCase()
57{
58 loader = new QMediaPluginLoader(QMediaServiceProviderFactoryInterface_iid,
59 QLatin1String("mediaservice"),
60 Qt::CaseInsensitive);
61}
62
63void tst_QMediaPluginLoader::cleanupTestCase()
64{
65 delete loader;
66}
67
68void tst_QMediaPluginLoader::testInstance()
69{
70 const QStringList keys = loader->keys();
71
72 if (keys.isEmpty()) // Test is invalidated, skip.
73 QSKIP("No plug-ins available");
74
75 for (const QString &key : keys)
76 QVERIFY(loader->instance(key) != 0);
77}
78
79void tst_QMediaPluginLoader::testInstances()
80{
81 const QStringList keys = loader->keys();
82
83 if (keys.isEmpty()) // Test is invalidated, skip.
84 QSKIP("No plug-ins available");
85
86 for (const QString &key : keys)
87 QVERIFY(loader->instances(key).size() > 0);
88}
89
90// Last so as to not interfere with the other tests if there is a failure.
91void tst_QMediaPluginLoader::testInvalidKey()
92{
93 const QString key(QLatin1String("invalid-key"));
94
95 // This test assumes there is no 'invalid-key' in the key list, verify that.
96 if (loader->keys().contains(str: key))
97 QSKIP("a plug-in includes the invalid key");
98
99 QVERIFY(loader->instance(key) == 0);
100
101 // Test looking up the key hasn't inserted it into the list. See QMap::operator[].
102 QVERIFY(!loader->keys().contains(key));
103
104 QVERIFY(loader->instances(key).isEmpty());
105 QVERIFY(!loader->keys().contains(key));
106}
107
108QTEST_MAIN(tst_QMediaPluginLoader)
109
110#include "tst_qmediapluginloader.moc"
111

source code of qtmultimedia/tests/auto/unit/qmediapluginloader/tst_qmediapluginloader.cpp