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Debugger: Mark unexpected state transitions of mixed engine

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... prominently with red color in the log.

Change-Id: Id9d86227bbcc269a0870ff93e372f28ab4b2618b
Reviewed-by: Christian Stenger <christian.stenger@theqtcompany.com>
This commit is contained in:
hjk
2015-03-05 09:16:17 +01:00
parent 1b9be30371
commit cf58a1dc15
1 changed files with 42 additions and 40 deletions
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82
src/plugins/debugger/qml/qmlcppengine.cpp
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@@ -52,6 +52,15 @@ enum { debug = 0 };
#define EDEBUG(s) do { if (debug) qDebug() << s; } while (0)
#define CHECK_STATE(s) \
do { \
if (state() != s) { \
showMessage(QString::fromLatin1("UNEXPECTED STATE: %1 WANTED: %2 IN %3:%4") \
.arg(state()).arg(s).arg(QLatin1String(__FILE__)).arg(__LINE__), LogError); \
QTC_ASSERT(false, qDebug() << state() << s); \
} \
} while (0)
DebuggerEngine *createQmlCppEngine(const DebuggerStartParameters &sp,
QString *errorMessage)
{
@@ -497,8 +506,8 @@ void QmlCppEngine::slaveEngineStateChanged
break;
}
case EngineSetupRequested: {
// set by queueSetupEngine()
QTC_ASSERT(state() == EngineSetupRequested, qDebug() << state());
// Set by queueSetupEngine()
CHECK_STATE(EngineSetupRequested);
break;
}
case EngineSetupFailed: {
@@ -511,8 +520,8 @@ void QmlCppEngine::slaveEngineStateChanged
break;
}
case InferiorSetupRequested: {
// set by queueSetupInferior()
QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
// Set by queueSetupInferior()
CHECK_STATE(InferiorSetupRequested);
break;
}
case InferiorSetupFailed: {
@@ -539,20 +548,20 @@ void QmlCppEngine::slaveEngineStateChanged
break;
}
case InferiorRunRequested: {
// might be set already by notifyInferiorRunRequested()
QTC_ASSERT(state() == InferiorRunRequested
|| state() == InferiorStopOk, qDebug() << state());
if (state() != InferiorRunRequested)
// Might be set already by notifyInferiorRunRequested()
if (state() != InferiorRunRequested) {
CHECK_STATE(InferiorStopOk);
notifyInferiorRunRequested();
}
break;
}
case InferiorRunOk: {
QTC_ASSERT(state() == EngineRunRequested
|| state() == InferiorRunRequested, qDebug() << state());
if (state() == EngineRunRequested)
notifyEngineRunAndInferiorRunOk();
else if (state() == InferiorRunRequested)
notifyInferiorRunOk();
else
QTC_ASSERT(false, qDebug() << state());
if (qmlEngine()->state() == InferiorStopOk) {
// track qml engine again
@@ -569,17 +578,14 @@ void QmlCppEngine::slaveEngineStateChanged
}
case InferiorStopRequested: {
if (m_activeEngine == cppEngine()) {
// might be set by doInterruptInferior()
QTC_ASSERT(state() == InferiorStopRequested
|| state() == InferiorRunOk, qDebug() << state());
if (state() == InferiorRunOk)
if (state() == InferiorRunOk) {
setState(InferiorStopRequested);
} else {
// Might be set by doInterruptInferior()
CHECK_STATE(InferiorStopRequested);
}
} else {
// we're debugging qml, but got an interrupt, or abort
QTC_ASSERT(state() == InferiorRunOk
|| state() == InferiorStopOk
|| state() == InferiorRunRequested, qDebug() << state());
// We're debugging qml, but got an interrupt, or abort
if (state() == InferiorRunOk) {
setState(InferiorStopRequested);
} else if (state() == InferiorStopOk) {
@@ -589,6 +595,8 @@ void QmlCppEngine::slaveEngineStateChanged
} else if (state() == InferiorRunRequested) {
notifyInferiorRunOk();
setState(InferiorStopRequested);
} else {
QTC_ASSERT(false, qDebug() << state());
}
// now track cpp engine
setActiveEngine(m_cppEngine);
@@ -613,12 +621,6 @@ void QmlCppEngine::slaveEngineStateChanged
showStatusMessage(tr("C++ debugger activated"));
setActiveEngine(m_cppEngine);
}
QTC_ASSERT(state() == InferiorStopRequested
|| state() == InferiorRunRequested
|| state() == EngineRunRequested
|| state() == InferiorRunOk
|| state() == InferiorStopOk, qDebug() << state());
switch (state()) {
case InferiorStopRequested:
EDEBUG("... CPP ENGINE STOPPED EXPECTEDLY");
@@ -636,13 +638,14 @@ void QmlCppEngine::slaveEngineStateChanged
// can happen if qml engine was active
notifyInferiorRunFailed();
default:
CHECK_STATE(InferiorStopOk);
break;
}
}
break;
}
case InferiorStopFailed: {
QTC_ASSERT(state() == InferiorStopRequested, qDebug() << state());
CHECK_STATE(InferiorStopRequested);
notifyInferiorStopFailed();
break;
}
@@ -653,16 +656,17 @@ void QmlCppEngine::slaveEngineStateChanged
break;
}
case InferiorShutdownRequested: {
// might be set by queueShutdownInferior() already
QTC_ASSERT(state() == InferiorShutdownRequested
|| state() == InferiorStopOk, qDebug() << state());
if (state() == InferiorStopOk)
if (state() == InferiorStopOk) {
setState(InferiorShutdownRequested);
} else {
// might be set by queueShutdownInferior() already
CHECK_STATE(InferiorShutdownRequested);
}
qmlEngine()->quitDebugger();
break;
}
case InferiorShutdownFailed: {
QTC_ASSERT(state() == InferiorShutdownRequested, qDebug() << state());
CHECK_STATE(InferiorShutdownRequested);
notifyInferiorShutdownFailed();
break;
}
@@ -677,22 +681,22 @@ void QmlCppEngine::slaveEngineStateChanged
}
case EngineShutdownRequested: {
// set by queueShutdownEngine()
QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
CHECK_STATE(EngineShutdownRequested);
break;
}
case EngineShutdownFailed: {
QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
CHECK_STATE(EngineShutdownRequested);
notifyEngineShutdownFailed();
break;
}
case EngineShutdownOk: {
QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
CHECK_STATE(EngineShutdownRequested);
notifyEngineShutdownOk();
break;
}
case DebuggerFinished: {
// set by queueFinishDebugger()
QTC_ASSERT(state() == DebuggerFinished, qDebug() << state());
CHECK_STATE(DebuggerFinished);
break;
}
}
@@ -714,19 +718,17 @@ void QmlCppEngine::slaveEngineStateChanged
setActiveEngine(m_qmlEngine);
}
QTC_ASSERT(state() == InferiorRunOk
|| state() == InferiorStopRequested
|| state() == InferiorShutdownRequested, qDebug() << state());
if (state() == InferiorRunOk)
notifyInferiorSpontaneousStop();
else if (state() == InferiorStopRequested)
notifyInferiorStopOk();
else
CHECK_STATE(InferiorShutdownRequested);
}
} else if (newState == InferiorRunOk) {
if (m_activeEngine == qmlEngine()) {
QTC_ASSERT(state() == InferiorRunRequested, qDebug() << state());
CHECK_STATE(InferiorRunRequested);
notifyInferiorRunOk();
}
}