diff options
Diffstat (limited to 'tests/auto/qml/qv4debugger/tst_qv4debugger.cpp')
| -rw-r--r-- | tests/auto/qml/qv4debugger/tst_qv4debugger.cpp | 271 |
1 files changed, 264 insertions, 7 deletions
diff --git a/tests/auto/qml/qv4debugger/tst_qv4debugger.cpp b/tests/auto/qml/qv4debugger/tst_qv4debugger.cpp index 9fbcb4a118..15a6acc272 100644 --- a/tests/auto/qml/qv4debugger/tst_qv4debugger.cpp +++ b/tests/auto/qml/qv4debugger/tst_qv4debugger.cpp @@ -45,6 +45,9 @@ #include <private/qv4debugging_p.h> #include <private/qv8engine_p.h> +using namespace QV4; +using namespace QV4::Debugging; + static bool waitForSignal(QObject* obj, const char* signal, int timeout = 10000) { QEventLoop loop; @@ -77,7 +80,7 @@ public: QV4::ExecutionEngine *v4Engine() { return QV8Engine::getV4(this); } - typedef QV4::ReturnedValue (*InjectedFunction)(QV4::SimpleCallContext*); + typedef QV4::ReturnedValue (*InjectedFunction)(QV4::CallContext*); Q_INVOKABLE void injectFunction(const QString &functionName, TestEngine::InjectedFunction injectedFunction) { @@ -95,26 +98,109 @@ signals: Q_DECLARE_METATYPE(TestEngine::InjectedFunction) +namespace { +class TestCollector: public QV4::Debugging::Debugger::Collector +{ +public: + TestCollector(QV4::ExecutionEngine *engine) + : Collector(engine) + , destination(0) + {} + + virtual ~TestCollector() {} + + void setDestination(QVariantMap *dest) + { destination = dest; } + +protected: + virtual void addUndefined(const QString &name) + { + destination->insert(name, QStringLiteral("undefined")); // TODO: add a user-defined type for this + } + + virtual void addNull(const QString &name) + { + destination->insert(name, QStringLiteral("null")); // TODO: add a user-defined type for this + } + + virtual void addBoolean(const QString &name, bool value) + { + destination->insert(name, value); + } + + virtual void addString(const QString &name, const QString &value) + { + destination->insert(name, value); + } + + virtual void addObject(const QString &name, QV4::ValueRef value) + { + QV4::Scope scope(engine()); + QV4::ScopedObject obj(scope, value->asObject()); + + QVariantMap props, *prev = &props; + qSwap(destination, prev); + collect(obj); + qSwap(destination, prev); + + destination->insert(name, props); + } + + virtual void addInteger(const QString &name, int value) + { + destination->insert(name, QVariant::fromValue<double>(static_cast<double>(value))); + } + + virtual void addDouble(const QString &name, double value) + { + destination->insert(name, QVariant::fromValue<double>(value)); + } + +private: + QVariantMap *destination; +}; +} + class TestAgent : public QV4::Debugging::DebuggerAgent { Q_OBJECT public: TestAgent() : m_wasPaused(false) + , m_captureContextInfo(false) { } - virtual void debuggerPaused(QV4::Debugging::Debugger *debugger) + virtual void debuggerPaused(Debugger *debugger, PauseReason reason) { Q_ASSERT(m_debuggers.count() == 1 && m_debuggers.first() == debugger); m_wasPaused = true; + m_pauseReason = reason; m_statesWhenPaused << debugger->currentExecutionState(); + TestCollector collector(debugger->engine()); + QVariantMap tmp; + collector.setDestination(&tmp); + debugger->collectThrownValue(&collector); + m_thrownValue = tmp["exception"]; + foreach (const TestBreakPoint &bp, m_breakPointsToAddWhenPaused) debugger->addBreakPoint(bp.fileName, bp.lineNumber); m_breakPointsToAddWhenPaused.clear(); - debugger->resume(); + m_stackTrace = debugger->stackTrace(); + + if (m_captureContextInfo) + captureContextInfo(debugger); + + debugger->resume(Debugger::FullThrottle); + } + + virtual void sourcesCollected(Debugger *debugger, QStringList sources, int requestSequenceNr) + { + Q_UNUSED(debugger); + Q_UNUSED(sources); + Q_UNUSED(requestSequenceNr); } int debuggerCount() const { return m_debuggers.count(); } @@ -128,18 +214,52 @@ public: int lineNumber; }; + void captureContextInfo(Debugger *debugger) + { + TestCollector collector(debugger->engine()); + + for (int i = 0, ei = m_stackTrace.size(); i != ei; ++i) { + QVariantMap args; + collector.setDestination(&args); + debugger->collectArgumentsInContext(&collector, i); + m_capturedArguments.append(args); + + QVariantMap locals; + collector.setDestination(&locals); + debugger->collectLocalsInContext(&collector, i); + m_capturedLocals.append(locals); + } + } + bool m_wasPaused; - QList<QV4::Debugging::Debugger::ExecutionState> m_statesWhenPaused; + PauseReason m_pauseReason; + bool m_captureContextInfo; + QList<Debugger::ExecutionState> m_statesWhenPaused; QList<TestBreakPoint> m_breakPointsToAddWhenPaused; + QVector<QV4::StackFrame> m_stackTrace; + QList<QVariantMap> m_capturedArguments; + QList<QVariantMap> m_capturedLocals; + QVariant m_thrownValue; + + // Utility methods: + void dumpStackTrace() const + { + qDebug() << "Stack depth:" << m_stackTrace.size(); + foreach (const QV4::StackFrame &frame, m_stackTrace) + qDebug("\t%s (%s:%d:%d)", qPrintable(frame.function), qPrintable(frame.source), + frame.line, frame.column); + } }; class tst_qv4debugger : public QObject { Q_OBJECT + private slots: void init(); void cleanup(); + // breakpoints: void breakAnywhere(); void pendingBreakpoint(); void liveBreakPoint(); @@ -147,6 +267,15 @@ private slots: void addBreakPointWhilePaused(); void removeBreakPointForNextInstruction(); + // context access: + void readArguments(); + void readLocals(); + void readObject(); + void readContextInAllFrames(); + + // exceptions: + void pauseOnThrow(); + private: void evaluateJavaScript(const QString &script, const QString &fileName, int lineNumber = 1) { @@ -235,8 +364,8 @@ void tst_qv4debugger::removePendingBreakPoint() "var i = 42;\n" "var j = i + 1\n" "var k = i\n"; - m_debuggerAgent->addBreakPoint("removePendingBreakPoint", 2); - m_debuggerAgent->removeBreakPoint("removePendingBreakPoint", 2); + int id = m_debuggerAgent->addBreakPoint("removePendingBreakPoint", 2); + m_debuggerAgent->removeBreakPoint(id); evaluateJavaScript(script, "removePendingBreakPoint"); QVERIFY(!m_debuggerAgent->m_wasPaused); } @@ -262,7 +391,7 @@ void tst_qv4debugger::addBreakPointWhilePaused() QCOMPARE(state.lineNumber, 2); } -static QV4::ReturnedValue someCall(QV4::SimpleCallContext *ctx) +static QV4::ReturnedValue someCall(QV4::CallContext *ctx) { ctx->engine->debugger->removeBreakPoint("removeBreakPointForNextInstruction", 2); return QV4::Encode::undefined(); @@ -283,6 +412,134 @@ void tst_qv4debugger::removeBreakPointForNextInstruction() QVERIFY(!m_debuggerAgent->m_wasPaused); } +void tst_qv4debugger::readArguments() +{ + m_debuggerAgent->m_captureContextInfo = true; + QString script = + "function f(a, b, c, d) {\n" + " return a === b\n" + "}\n" + "var four;\n" + "f(1, 'two', null, four);\n"; + m_debuggerAgent->addBreakPoint("readArguments", 2); + evaluateJavaScript(script, "readArguments"); + QVERIFY(m_debuggerAgent->m_wasPaused); + QCOMPARE(m_debuggerAgent->m_capturedArguments[0].size(), 4); + QVERIFY(m_debuggerAgent->m_capturedArguments[0].contains(QStringLiteral("a"))); + QCOMPARE(m_debuggerAgent->m_capturedArguments[0]["a"].type(), QVariant::Double); + QCOMPARE(m_debuggerAgent->m_capturedArguments[0]["a"].toDouble(), 1.0); + QVERIFY(m_debuggerAgent->m_capturedArguments[0].contains("b")); + QCOMPARE(m_debuggerAgent->m_capturedArguments[0]["b"].type(), QVariant::String); + QCOMPARE(m_debuggerAgent->m_capturedArguments[0]["b"].toString(), QLatin1String("two")); +} + +void tst_qv4debugger::readLocals() +{ + m_debuggerAgent->m_captureContextInfo = true; + QString script = + "function f(a, b) {\n" + " var c = a + b\n" + " var d = a - b\n" // breakpoint, c should be set, d should be undefined + " return c === d\n" + "}\n" + "f(1, 2, 3);\n"; + m_debuggerAgent->addBreakPoint("readLocals", 3); + evaluateJavaScript(script, "readLocals"); + QVERIFY(m_debuggerAgent->m_wasPaused); + QCOMPARE(m_debuggerAgent->m_capturedLocals[0].size(), 2); + QVERIFY(m_debuggerAgent->m_capturedLocals[0].contains("c")); + QCOMPARE(m_debuggerAgent->m_capturedLocals[0]["c"].type(), QVariant::Double); + QCOMPARE(m_debuggerAgent->m_capturedLocals[0]["c"].toDouble(), 3.0); + QVERIFY(m_debuggerAgent->m_capturedLocals[0].contains("d")); + QCOMPARE(m_debuggerAgent->m_capturedLocals[0]["d"].toString(), QString("undefined")); +} + +void tst_qv4debugger::readObject() +{ + m_debuggerAgent->m_captureContextInfo = true; + QString script = + "function f(a) {\n" + " var b = a\n" + " return b\n" + "}\n" + "f({head: 1, tail: { head: 'asdf', tail: null }});\n"; + m_debuggerAgent->addBreakPoint("readObject", 3); + evaluateJavaScript(script, "readObject"); + QVERIFY(m_debuggerAgent->m_wasPaused); + QCOMPARE(m_debuggerAgent->m_capturedLocals[0].size(), 1); + QVERIFY(m_debuggerAgent->m_capturedLocals[0].contains("b")); + QCOMPARE(m_debuggerAgent->m_capturedLocals[0]["b"].type(), QVariant::Map); + + QVariantMap b = m_debuggerAgent->m_capturedLocals[0]["b"].toMap(); + QCOMPARE(b.size(), 2); + QVERIFY(b.contains("head")); + QCOMPARE(b["head"].type(), QVariant::Double); + QCOMPARE(b["head"].toDouble(), 1.0); + QVERIFY(b.contains("tail")); + QCOMPARE(b["tail"].type(), QVariant::Map); + + QVariantMap b_tail = b["tail"].toMap(); + QCOMPARE(b_tail.size(), 2); + QVERIFY(b_tail.contains("head")); + QCOMPARE(b_tail["head"].type(), QVariant::String); + QCOMPARE(b_tail["head"].toString(), QString("asdf")); +} + +void tst_qv4debugger::readContextInAllFrames() +{ + m_debuggerAgent->m_captureContextInfo = true; + QString script = + "function fact(n) {\n" + " if (n > 1) {\n" + " var n_1 = n - 1;\n" + " n_1 = fact(n_1);\n" + " return n * n_1;\n" + " } else\n" + " return 1;\n" // breakpoint + "}\n" + "fact(12);\n"; + m_debuggerAgent->addBreakPoint("readFormalsInAllFrames", 7); + evaluateJavaScript(script, "readFormalsInAllFrames"); + QVERIFY(m_debuggerAgent->m_wasPaused); + QCOMPARE(m_debuggerAgent->m_stackTrace.size(), 13); + QCOMPARE(m_debuggerAgent->m_capturedArguments.size(), 13); + QCOMPARE(m_debuggerAgent->m_capturedLocals.size(), 13); + + for (int i = 0; i < 12; ++i) { + QCOMPARE(m_debuggerAgent->m_capturedArguments[i].size(), 1); + QVERIFY(m_debuggerAgent->m_capturedArguments[i].contains("n")); + QCOMPARE(m_debuggerAgent->m_capturedArguments[i]["n"].type(), QVariant::Double); + QCOMPARE(m_debuggerAgent->m_capturedArguments[i]["n"].toDouble(), i + 1.0); + + QCOMPARE(m_debuggerAgent->m_capturedLocals[i].size(), 1); + QVERIFY(m_debuggerAgent->m_capturedLocals[i].contains("n_1")); + if (i == 0) { + QCOMPARE(m_debuggerAgent->m_capturedLocals[i]["n_1"].toString(), QString("undefined")); + } else { + QCOMPARE(m_debuggerAgent->m_capturedLocals[i]["n_1"].type(), QVariant::Double); + QCOMPARE(m_debuggerAgent->m_capturedLocals[i]["n_1"].toInt(), i); + } + } + QCOMPARE(m_debuggerAgent->m_capturedArguments[12].size(), 0); + QCOMPARE(m_debuggerAgent->m_capturedLocals[12].size(), 0); +} + +void tst_qv4debugger::pauseOnThrow() +{ + QString script = + "function die(n) {\n" + " throw n\n" + "}\n" + "die('hard');\n"; + m_debuggerAgent->setBreakOnThrow(true); + evaluateJavaScript(script, "pauseOnThrow"); + QVERIFY(m_debuggerAgent->m_wasPaused); + QCOMPARE(m_debuggerAgent->m_pauseReason, Throwing); + QCOMPARE(m_debuggerAgent->m_stackTrace.size(), 2); + QCOMPARE(m_debuggerAgent->m_thrownValue.type(), QVariant::String); + QCOMPARE(m_debuggerAgent->m_thrownValue.toString(), QString("hard")); +} + QTEST_MAIN(tst_qv4debugger) #include "tst_qv4debugger.moc" |