diff options
author | Liang Qi <liang.qi@qt.io> | 2018-02-12 13:26:55 +0100 |
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committer | Liang Qi <liang.qi@qt.io> | 2018-02-12 16:31:13 +0100 |
commit | 4d525de33e2ee55e69bb6c90fc11049a0f8b36b5 (patch) | |
tree | c9808baeabb1121f488a7b59ffff314cc62d80e8 /tests/auto/qml/qqmlmoduleplugin/tst_qqmlmoduleplugin.cpp | |
parent | 47cd9da96371ccd495f6caabe1c6853258210ebb (diff) | |
parent | 3e3c6717ba634825a65069541500c40645a808ee (diff) |
Merge remote-tracking branch 'origin/5.10' into 5.11
Conflicts:
src/imports/shapes/qquickshape.cpp
src/imports/shapes/qquickshape_p_p.h
src/qml/compiler/qqmlpropertycachecreator_p.h
src/qml/jsruntime/qv4value_p.h
src/quick/items/qquickloader_p.h
tests/auto/qml/qqmlecmascript/tst_qqmlecmascript.cpp
tools/qmlprofiler/qmlprofilerapplication.cpp
Change-Id: Iafc66ae84bf78630ed72a986acb678e9d19e3a69
Diffstat (limited to 'tests/auto/qml/qqmlmoduleplugin/tst_qqmlmoduleplugin.cpp')
-rw-r--r-- | tests/auto/qml/qqmlmoduleplugin/tst_qqmlmoduleplugin.cpp | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlmoduleplugin/tst_qqmlmoduleplugin.cpp b/tests/auto/qml/qqmlmoduleplugin/tst_qqmlmoduleplugin.cpp index edfbf57e76..85e4918b61 100644 --- a/tests/auto/qml/qqmlmoduleplugin/tst_qqmlmoduleplugin.cpp +++ b/tests/auto/qml/qqmlmoduleplugin/tst_qqmlmoduleplugin.cpp @@ -29,6 +29,9 @@ #include <qdir.h> #include <QtQml/qqmlengine.h> #include <QtQml/qqmlcomponent.h> +#include <QtQml/qqmlextensionplugin.h> +#include <QtCore/qjsondocument.h> +#include <QtCore/qjsonarray.h> #include <QDebug> #if defined(Q_OS_MAC) @@ -73,12 +76,80 @@ private slots: void importsChildPlugin(); void importsChildPlugin2(); void importsChildPlugin21(); + void parallelPluginImport(); private: QString m_importsDirectory; QString m_dataImportsDirectory; }; +class PluginThatWaits : public QQmlExtensionPlugin +{ +public: + static QByteArray metaData; + + static QMutex initializeEngineEntered; + static QWaitCondition waitingForInitializeEngineEntry; + static QMutex leavingInitializeEngine; + static QWaitCondition waitingForInitializeEngineLeave; + + void registerTypes(const char *uri) override + { + qmlRegisterModule(uri, 1, 0); + } + + void initializeEngine(QQmlEngine *engine, const char *uri) override + { + initializeEngineEntered.lock(); + leavingInitializeEngine.lock(); + waitingForInitializeEngineEntry.wakeOne(); + initializeEngineEntered.unlock(); + waitingForInitializeEngineLeave.wait(&leavingInitializeEngine); + leavingInitializeEngine.unlock(); + } +}; +QByteArray PluginThatWaits::metaData; +QMutex PluginThatWaits::initializeEngineEntered; +QWaitCondition PluginThatWaits::waitingForInitializeEngineEntry; +QMutex PluginThatWaits::leavingInitializeEngine; +QWaitCondition PluginThatWaits::waitingForInitializeEngineLeave; + +class SecondStaticPlugin : public QQmlExtensionPlugin +{ +public: + static QByteArray metaData; + + void registerTypes(const char *uri) override + { + qmlRegisterModule(uri, 1, 0); + } +}; +QByteArray SecondStaticPlugin::metaData; + +template <typename PluginType> +void registerStaticPlugin(const char *uri) +{ + QStaticPlugin plugin; + plugin.instance = []() { + static PluginType plugin; + return static_cast<QObject*>(&plugin); + }; + + QJsonObject md; + md.insert(QStringLiteral("IID"), QQmlExtensionInterface_iid); + QJsonArray uris; + uris.append(uri); + md.insert(QStringLiteral("uri"), uris); + + PluginType::metaData.append(QLatin1String("QTMETADATA ")); + PluginType::metaData.append(QJsonDocument(md).toBinaryData()); + + plugin.rawMetaData = []() { + return PluginType::metaData.constData(); + }; + qRegisterStaticPluginFunction(plugin); +}; + void tst_qqmlmoduleplugin::initTestCase() { QQmlDataTest::initTestCase(); @@ -88,6 +159,9 @@ void tst_qqmlmoduleplugin::initTestCase() m_dataImportsDirectory = directory() + QStringLiteral("/imports"); QVERIFY2(QFileInfo(m_dataImportsDirectory).isDir(), qPrintable(QString::fromLatin1("Imports directory '%1' does not exist.").arg(m_dataImportsDirectory))); + + registerStaticPlugin<PluginThatWaits>("moduleWithWaitingPlugin"); + registerStaticPlugin<SecondStaticPlugin>("moduleWithStaticPlugin"); } #define VERIFY_ERRORS(errorfile) \ @@ -629,6 +703,51 @@ void tst_qqmlmoduleplugin::importsChildPlugin21() delete object; } +void tst_qqmlmoduleplugin::parallelPluginImport() +{ + QMutexLocker locker(&PluginThatWaits::initializeEngineEntered); + + QThread worker; + QObject::connect(&worker, &QThread::started, [&worker](){ + // Engines in separate threads are tricky, but as long as we do not create a graphical + // object and move objects created by the engines across thread boundaries, this is safe. + // At the same time this allows us to place the engine's loader thread into the position + // where, without the fix for this bug, the global lock is acquired. + QQmlEngine engineInThread; + + QQmlComponent component(&engineInThread); + component.setData("import moduleWithWaitingPlugin 1.0\nimport QtQml 2.0\nQtObject {}", + QUrl()); + + QScopedPointer<QObject> obj(component.create()); + QVERIFY(!obj.isNull()); + + worker.quit(); + }); + worker.start(); + + PluginThatWaits::waitingForInitializeEngineEntry.wait(&PluginThatWaits::initializeEngineEntered); + + { + // After acquiring this lock, the engine in the other thread as well as its type loader + // thread are blocked. However they should not hold the global plugin lock + // qmlEnginePluginsWithRegisteredTypes()->mutex in qqmllimports.cpp, allowing for the load + // of a component in a different engine with its own plugin to proceed. + QMutexLocker continuationLock(&PluginThatWaits::leavingInitializeEngine); + + QQmlEngine secondEngine; + QQmlComponent secondComponent(&secondEngine); + secondComponent.setData("import moduleWithStaticPlugin 1.0\nimport QtQml 2.0\nQtObject {}", + QUrl()); + QScopedPointer<QObject> o(secondComponent.create()); + QVERIFY(!o.isNull()); + + PluginThatWaits::waitingForInitializeEngineLeave.wakeOne(); + } + + worker.wait(); +} + QTEST_MAIN(tst_qqmlmoduleplugin) #include "tst_qqmlmoduleplugin.moc" |