diff options
Diffstat (limited to 'tests/auto/corelib/plugin/qpluginloader')
4 files changed, 81 insertions, 2 deletions
diff --git a/tests/auto/corelib/plugin/qpluginloader/lib/mylib.c b/tests/auto/corelib/plugin/qpluginloader/lib/mylib.c index 324dce5b0c..a9abe471b1 100644 --- a/tests/auto/corelib/plugin/qpluginloader/lib/mylib.c +++ b/tests/auto/corelib/plugin/qpluginloader/lib/mylib.c @@ -53,6 +53,12 @@ # define BORLAND_STDCALL #endif +static int pluginVariable = 0xc0ffee; +LIB_EXPORT int *pointerAddress() +{ + return &pluginVariable; +} + LIB_EXPORT int BORLAND_STDCALL version() { return 1; diff --git a/tests/auto/corelib/plugin/qpluginloader/qpluginloader.pro b/tests/auto/corelib/plugin/qpluginloader/qpluginloader.pro index 5aa7b4805b..0cba19887e 100644 --- a/tests/auto/corelib/plugin/qpluginloader/qpluginloader.pro +++ b/tests/auto/corelib/plugin/qpluginloader/qpluginloader.pro @@ -4,7 +4,7 @@ CONFIG += ordered SUBDIRS = lib \ theplugin \ tst -!win32: !macx-*: SUBDIRS += almostplugin +!win32: !mac: SUBDIRS += almostplugin TARGET = tst_qpluginloader # no special install rule for subdir diff --git a/tests/auto/corelib/plugin/qpluginloader/theplugin/theplugin.cpp b/tests/auto/corelib/plugin/qpluginloader/theplugin/theplugin.cpp index 6abb9b6c20..b26b24f454 100644 --- a/tests/auto/corelib/plugin/qpluginloader/theplugin/theplugin.cpp +++ b/tests/auto/corelib/plugin/qpluginloader/theplugin/theplugin.cpp @@ -46,3 +46,9 @@ QString ThePlugin::pluginName() const { return QLatin1String("Plugin ok"); } + +static int pluginVariable = 0xc0ffee; +extern "C" Q_DECL_EXPORT int *pointerAddress() +{ + return &pluginVariable; +} diff --git a/tests/auto/corelib/plugin/qpluginloader/tst_qpluginloader.cpp b/tests/auto/corelib/plugin/qpluginloader/tst_qpluginloader.cpp index f0be8cf6f1..cef4f53101 100644 --- a/tests/auto/corelib/plugin/qpluginloader/tst_qpluginloader.cpp +++ b/tests/auto/corelib/plugin/qpluginloader/tst_qpluginloader.cpp @@ -99,13 +99,19 @@ static QString sys_qualifiedLibraryName(const QString &fileName) { - return QFINDTESTDATA(QString("bin/%1%2%3").arg(PREFIX).arg(fileName).arg(SUFFIX)); + QString libname = QFINDTESTDATA(QString("bin/%1%2%3").arg(PREFIX).arg(fileName).arg(SUFFIX)); + QFileInfo fi(libname); + if (fi.exists()) + return fi.canonicalFilePath(); + return libname; } QT_FORWARD_DECLARE_CLASS(QPluginLoader) class tst_QPluginLoader : public QObject { Q_OBJECT +public slots: + void cleanup(); private slots: void errorString(); void loadHints(); @@ -117,8 +123,25 @@ private slots: #endif void relativePath(); void reloadPlugin(); + void preloadedPlugin_data(); + void preloadedPlugin(); }; +void tst_QPluginLoader::cleanup() +{ + // check if the library/plugin was leaked + // we can't use QPluginLoader::isLoaded here because on some platforms the plugin is always loaded by QPluginLoader. + // Also, if this test fails once, it will keep on failing because we can't force the unload, + // so we report it only once. + static bool failedAlready = false; + if (!failedAlready) { + QLibrary lib(sys_qualifiedLibraryName("theplugin")); + failedAlready = true; + QVERIFY2(!lib.isLoaded(), "Plugin was leaked - will not check again"); + failedAlready = false; + } +} + void tst_QPluginLoader::errorString() { #if defined(Q_OS_WINCE) @@ -334,6 +357,50 @@ void tst_QPluginLoader::reloadPlugin() PluginInterface *instance2 = qobject_cast<PluginInterface*>(loader.instance()); QVERIFY(instance2); QCOMPARE(instance2->pluginName(), QLatin1String("Plugin ok")); + + QVERIFY(loader.unload()); +} + +void tst_QPluginLoader::preloadedPlugin_data() +{ + QTest::addColumn<bool>("doLoad"); + QTest::addColumn<QString>("libname"); + QTest::newRow("create-plugin") << false << sys_qualifiedLibraryName("theplugin"); + QTest::newRow("load-plugin") << true << sys_qualifiedLibraryName("theplugin"); + QTest::newRow("create-non-plugin") << false << sys_qualifiedLibraryName("tst_qpluginloaderlib"); + QTest::newRow("load-non-plugin") << true << sys_qualifiedLibraryName("tst_qpluginloaderlib"); +} + +void tst_QPluginLoader::preloadedPlugin() +{ + // check that using QPluginLoader does not interfere with QLibrary + QFETCH(QString, libname); + QLibrary lib(libname); + QVERIFY(lib.load()); + + typedef int *(*pf_t)(); + pf_t pf = (pf_t)lib.resolve("pointerAddress"); + QVERIFY(pf); + + int *pluginVariable = pf(); + QVERIFY(pluginVariable); + QCOMPARE(*pluginVariable, 0xc0ffee); + + { + // load the plugin + QPluginLoader loader(libname); + QFETCH(bool, doLoad); + if (doLoad && loader.load()) { + // unload() returns false because QLibrary has it loaded + QVERIFY(!loader.unload()); + } + } + + QVERIFY(lib.isLoaded()); + + // if the library was unloaded behind our backs, the following will crash: + QCOMPARE(*pluginVariable, 0xc0ffee); + QVERIFY(lib.unload()); } QTEST_MAIN(tst_QPluginLoader) |