diff options
Diffstat (limited to 'tests/auto/qml')
-rw-r--r-- | tests/auto/qml/qjsengine/tst_qjsengine.cpp | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/tests/auto/qml/qjsengine/tst_qjsengine.cpp b/tests/auto/qml/qjsengine/tst_qjsengine.cpp index 9c3316e39f..6ca2663f30 100644 --- a/tests/auto/qml/qjsengine/tst_qjsengine.cpp +++ b/tests/auto/qml/qjsengine/tst_qjsengine.cpp @@ -245,6 +245,9 @@ private slots: void equality(); void aggressiveGc(); + void interrupt_data(); + void interrupt(); + public: Q_INVOKABLE QJSValue throwingCppMethod1(); Q_INVOKABLE void throwingCppMethod2(); @@ -4839,6 +4842,82 @@ void tst_QJSEngine::aggressiveGc() qputenv("QV4_MM_AGGRESSIVE_GC", origAggressiveGc); } +void tst_QJSEngine::interrupt_data() +{ + QTest::addColumn<int>("jitThreshold"); + QTest::addColumn<QString>("code"); + + const int big = (1 << 24); + for (int i = 0; i <= big; i += big) { + const char *mode = i ? "interpret" : "jit"; + QTest::addRow("for with content / %s", mode) << i << "var a = 0; for (;;) { a += 2; }"; + QTest::addRow("for empty / %s", mode) << i << "for (;;) {}"; + QTest::addRow("for continue / %s", mode) << i << "for (;;) { continue; }"; + QTest::addRow("while with content / %s", mode) << i << "var a = 0; while (true) { a += 2; }"; + QTest::addRow("while empty / %s", mode) << i << "while (true) {}"; + QTest::addRow("while continue / %s", mode) << i << "while (true) { continue; }"; + QTest::addRow("do with content / %s", mode) << i << "var a = 0; do { a += 2; } while (true);"; + QTest::addRow("do empty / %s", mode) << i << "do {} while (true);"; + QTest::addRow("do continue / %s", mode) << i << "do { continue; } while (true);"; + QTest::addRow("nested loops / %s", mode) << i << "while (true) { for (;;) {} }"; + QTest::addRow("labeled continue / %s", mode) << i << "a: while (true) { for (;;) { continue a; } }"; + QTest::addRow("labeled break / %s", mode) << i << "while (true) { a: for (;;) { break a; } }"; + QTest::addRow("tail call / %s", mode) << i << "'use strict';\nfunction x() { return x(); }; x();"; + } +} + +class TemporaryJitThreshold +{ + Q_DISABLE_COPY_MOVE(TemporaryJitThreshold) +public: + TemporaryJitThreshold(int threshold) { + m_wasSet = qEnvironmentVariableIsSet(m_envVar); + m_value = qgetenv(m_envVar); + qputenv(m_envVar, QByteArray::number(threshold)); + } + + ~TemporaryJitThreshold() + { + if (m_wasSet) + qputenv(m_envVar, m_value); + else + qunsetenv(m_envVar); + } + +private: + const char *m_envVar = "QV4_JIT_CALL_THRESHOLD"; + bool m_wasSet = false; + QByteArray m_value; +}; + +void tst_QJSEngine::interrupt() +{ + QFETCH(int, jitThreshold); + QFETCH(QString, code); + + TemporaryJitThreshold threshold(jitThreshold); + Q_UNUSED(threshold); + + QJSEngine *engineInThread = nullptr; + QScopedPointer<QThread> worker(QThread::create([&engineInThread, &code, jitThreshold](){ + QJSEngine jsEngine; + engineInThread = &jsEngine; + QJSValue result = jsEngine.evaluate(code); + QVERIFY(jsEngine.isInterrupted()); + QVERIFY(result.isError()); + QCOMPARE(result.toString(), QString::fromLatin1("Error: Interrupted")); + engineInThread = nullptr; + })); + worker->start(); + + QTRY_VERIFY(engineInThread); + + engineInThread->setInterrupted(true); + + QVERIFY(worker->wait()); + QVERIFY(!engineInThread); +} + QTEST_MAIN(tst_QJSEngine) #include "tst_qjsengine.moc" |