TEST_F(ScriptPromiseTest, castNonPromise)
{
String onFulfilled1, onFulfilled2, onRejected1, onRejected2;
ScriptValue value = ScriptValue(scriptState(), v8String(isolate(), "hello"));
ScriptPromise promise1 = ScriptPromise::cast(scriptState(), ScriptValue(value));
ScriptPromise promise2 = ScriptPromise::cast(scriptState(), ScriptValue(value));
promise1.then(Function::create(isolate(), &onFulfilled1), Function::create(isolate(), &onRejected1));
promise2.then(Function::create(isolate(), &onFulfilled2), Function::create(isolate(), &onRejected2));
ASSERT_FALSE(promise1.isEmpty());
ASSERT_FALSE(promise2.isEmpty());
EXPECT_NE(promise1.v8Value(), promise2.v8Value());
ASSERT_TRUE(promise1.v8Value()->IsPromise());
ASSERT_TRUE(promise2.v8Value()->IsPromise());
EXPECT_EQ(String(), onFulfilled1);
EXPECT_EQ(String(), onFulfilled2);
EXPECT_EQ(String(), onRejected1);
EXPECT_EQ(String(), onRejected2);
isolate()->RunMicrotasks();
EXPECT_EQ("hello", onFulfilled1);
EXPECT_EQ("hello", onFulfilled2);
EXPECT_EQ(String(), onRejected1);
EXPECT_EQ(String(), onRejected2);
}
v8::Local<v8::Value> V8WorkerGlobalScopeEventListener::callListenerFunction(v8::Handle<v8::Value> jsEvent, Event* event)
{
v8::Local<v8::Function> handlerFunction = getListenerFunction(scriptState()->executionContext());
v8::Local<v8::Object> receiver = getReceiverObject(event);
if (handlerFunction.IsEmpty() || receiver.IsEmpty())
return v8::Local<v8::Value>();
TRACE_EVENT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "FunctionCall", "data", devToolsTraceEventData(scriptState()->executionContext(), handlerFunction, isolate()));
TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.stack"), "CallStack", "stack", InspectorCallStackEvent::currentCallStack());
// FIXME(361045): remove InspectorInstrumentation calls once DevTools Timeline migrates to tracing.
InspectorInstrumentationCookie cookie;
if (InspectorInstrumentation::timelineAgentEnabled(scriptState()->executionContext())) {
int scriptId = 0;
String resourceName;
int lineNumber = 1;
GetDevToolsFunctionInfo(handlerFunction, isolate(), scriptId, resourceName, lineNumber);
cookie = InspectorInstrumentation::willCallFunction(scriptState()->executionContext(), scriptId, resourceName, lineNumber);
}
v8::Handle<v8::Value> parameters[1] = { jsEvent };
v8::Local<v8::Value> result = V8ScriptRunner::callFunction(handlerFunction, scriptState()->executionContext(), receiver, WTF_ARRAY_LENGTH(parameters), parameters, isolate());
InspectorInstrumentation::didCallFunction(cookie);
TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "UpdateCounters", "data", InspectorUpdateCountersEvent::data());
return result;
}
v8::Local<v8::Value> V8ErrorHandler::callListenerFunction(v8::Handle<v8::Value> jsEvent, Event* event)
{
if (!event->hasInterface(EventNames::ErrorEvent))
return V8EventListener::callListenerFunction(jsEvent, event);
ErrorEvent* errorEvent = static_cast<ErrorEvent*>(event);
if (errorEvent->world() && errorEvent->world() != &world())
return v8::Null(isolate());
v8::Local<v8::Object> listener = getListenerObject(scriptState()->executionContext());
v8::Local<v8::Value> returnValue;
if (!listener.IsEmpty() && listener->IsFunction()) {
v8::Local<v8::Function> callFunction = v8::Local<v8::Function>::Cast(listener);
v8::Local<v8::Object> thisValue = scriptState()->context()->Global();
v8::Local<v8::Value> error = V8HiddenValue::getHiddenValue(isolate(), jsEvent->ToObject(), V8HiddenValue::error(isolate()));
if (error.IsEmpty())
error = v8::Null(isolate());
v8::Handle<v8::Value> parameters[5] = { v8String(isolate(), errorEvent->message()), v8String(isolate(), errorEvent->filename()), v8::Integer::New(isolate(), errorEvent->lineno()), v8::Integer::New(isolate(), errorEvent->colno()), error };
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
returnValue = ScriptController::callFunction(scriptState()->executionContext(), callFunction, thisValue, WTF_ARRAY_LENGTH(parameters), parameters, isolate());
}
return returnValue;
}
TEST_F(ScriptPromiseTest, castPromise)
{
ScriptPromise promise = ScriptPromiseResolver::create(scriptState())->promise();
ScriptPromise newPromise = ScriptPromise::cast(scriptState(), promise.v8Value());
ASSERT_FALSE(promise.isEmpty());
EXPECT_EQ(promise.v8Value(), newPromise.v8Value());
}
void ConsoleMessage::frameWindowDiscarded(LocalDOMWindow* window)
{
if (scriptState() && scriptState()->domWindow() == window)
setScriptState(nullptr);
if (!m_scriptArguments)
return;
if (m_scriptArguments->scriptState()->domWindow() != window)
return;
if (!m_message)
m_message = "<message collected>";
m_scriptArguments.clear();
}
v8::Local<v8::Object> V8WorkerGlobalScopeEventListener::getReceiverObject(Event* event)
{
v8::Local<v8::Object> listener = getListenerObject(scriptState()->executionContext());
if (!listener.IsEmpty() && !listener->IsFunction())
return listener;
EventTarget* target = event->currentTarget();
v8::Handle<v8::Value> value = toV8(target, scriptState()->context()->Global(), isolate());
if (value.IsEmpty())
return v8::Local<v8::Object>();
return v8::Local<v8::Object>::New(isolate(), v8::Handle<v8::Object>::Cast(value));
}
bool SerializedScriptValueReaderForModules::readDOMFileSystem(v8::Local<v8::Value>* value)
{
uint32_t type;
String name;
String url;
if (!doReadUint32(&type))
return false;
if (!readWebCoreString(&name))
return false;
if (!readWebCoreString(&url))
return false;
DOMFileSystem* fs = DOMFileSystem::create(scriptState()->executionContext(), name, static_cast<FileSystemType>(type), KURL(ParsedURLString, url));
*value = toV8(fs, scriptState()->context()->Global(), isolate());
return true;
}
void IDBOpenDBRequest::onUpgradeNeeded(int64_t oldVersion, PassOwnPtr<WebIDBDatabase> backend, const IDBDatabaseMetadata& metadata, WebIDBDataLoss dataLoss, String dataLossMessage)
{
IDB_TRACE("IDBOpenDBRequest::onUpgradeNeeded()");
if (m_contextStopped || !executionContext()) {
OwnPtr<WebIDBDatabase> db = backend;
db->abort(m_transactionId);
db->close();
return;
}
if (!shouldEnqueueEvent())
return;
ASSERT(m_databaseCallbacks);
IDBDatabase* idbDatabase = IDBDatabase::create(executionContext(), backend, m_databaseCallbacks.release());
idbDatabase->setMetadata(metadata);
if (oldVersion == IDBDatabaseMetadata::NoIntVersion) {
// This database hasn't had an integer version before.
oldVersion = IDBDatabaseMetadata::DefaultIntVersion;
}
IDBDatabaseMetadata oldMetadata(metadata);
oldMetadata.intVersion = oldVersion;
m_transaction = IDBTransaction::create(scriptState(), m_transactionId, idbDatabase, this, oldMetadata);
setResult(IDBAny::create(idbDatabase));
if (m_version == IDBDatabaseMetadata::NoIntVersion)
m_version = 1;
enqueueEvent(IDBVersionChangeEvent::create(EventTypeNames::upgradeneeded, oldVersion, m_version, dataLoss, dataLossMessage));
}
void IDBRequest::setBlobInfo(PassOwnPtr<Vector<WebBlobInfo>> blobInfo)
{
ASSERT(!m_blobInfo);
m_blobInfo = blobInfo;
if (m_blobInfo && m_blobInfo->size() > 0)
V8PerIsolateData::from(scriptState()->isolate())->ensureIDBPendingTransactionMonitor()->registerRequest(*this);
}
TEST_F(ScriptPromiseTest, constructFromNonPromise)
{
v8::TryCatch trycatch;
ScriptPromise promise(scriptState(), v8::Undefined(isolate()));
ASSERT_TRUE(trycatch.HasCaught());
ASSERT_TRUE(promise.isEmpty());
}
void InspectorFrontend::pausedScript(SerializedScriptValue* callFrames)
{
ScriptValue callFramesValue = ScriptValue::deserialize(scriptState(), callFrames);
ScriptFunctionCall function(m_webInspector, "dispatch");
function.appendArgument("pausedScript");
function.appendArgument(callFramesValue);
function.call();
}
void IDBRequest::handleBlobAcks()
{
if (m_blobInfo.get() && m_blobInfo->size()) {
m_transaction->db()->ackReceivedBlobs(m_blobInfo.get());
m_blobInfo.clear();
V8PerIsolateData::from(scriptState()->isolate())->ensureIDBPendingTransactionMonitor()->unregisterRequest(*this);
}
}
v8::Local<v8::Value> V8EventListener::callListenerFunction(v8::Handle<v8::Value> jsEvent, Event* event)
{
v8::Local<v8::Function> handlerFunction = getListenerFunction(scriptState()->executionContext());
v8::Local<v8::Object> receiver = getReceiverObject(event);
if (handlerFunction.IsEmpty() || receiver.IsEmpty())
return v8::Local<v8::Value>();
if (!scriptState()->executionContext()->isDocument())
return v8::Local<v8::Value>();
LocalFrame* frame = toDocument(scriptState()->executionContext())->frame();
if (!frame)
return v8::Local<v8::Value>();
v8::Handle<v8::Value> parameters[1] = { jsEvent };
return frame->script().callFunction(handlerFunction, receiver, WTF_ARRAY_LENGTH(parameters), parameters);
}
bool SerializedScriptValueReaderForModules::readCryptoKey(v8::Local<v8::Value>* value)
{
uint32_t rawKeyType;
if (!doReadUint32(&rawKeyType))
return false;
WebCryptoKeyAlgorithm algorithm;
WebCryptoKeyType type = WebCryptoKeyTypeSecret;
switch (static_cast<CryptoKeySubTag>(rawKeyType)) {
case AesKeyTag:
if (!doReadAesKey(algorithm, type))
return false;
break;
case HmacKeyTag:
if (!doReadHmacKey(algorithm, type))
return false;
break;
case RsaHashedKeyTag:
if (!doReadRsaHashedKey(algorithm, type))
return false;
break;
case EcKeyTag:
if (!doReadEcKey(algorithm, type))
return false;
break;
case NoParamsKeyTag:
if (!doReadKeyWithoutParams(algorithm, type))
return false;
break;
default:
return false;
}
WebCryptoKeyUsageMask usages;
bool extractable;
if (!doReadKeyUsages(usages, extractable))
return false;
uint32_t keyDataLength;
if (!doReadUint32(&keyDataLength))
return false;
if (position() + keyDataLength > length())
return false;
const uint8_t* keyData = allocate(keyDataLength);
WebCryptoKey key = WebCryptoKey::createNull();
if (!Platform::current()->crypto()->deserializeKeyForClone(
algorithm, type, extractable, usages, keyData, keyDataLength, key)) {
return false;
}
*value = toV8(CryptoKey::create(key), scriptState()->context()->Global(), isolate());
return true;
}
void V8WorkerGlobalScopeEventListener::handleEvent(ExecutionContext*, Event* event)
{
// The callback function on XMLHttpRequest can clear the event listener and destroys 'this' object. Keep a local reference to it.
// See issue 889829.
RefPtr<V8AbstractEventListener> protect(this);
WorkerScriptController* script = toWorkerGlobalScope(scriptState()->executionContext())->script();
if (!script)
return;
if (scriptState()->contextIsValid())
return;
ScriptState::Scope scope(scriptState());
// Get the V8 wrapper for the event object.
v8::Handle<v8::Value> jsEvent = toV8(event, scriptState()->context()->Global(), isolate());
invokeEventHandler(event, v8::Local<v8::Value>::New(isolate(), jsEvent));
}
TEST_F(ScriptPromiseTest, reject)
{
String onFulfilled, onRejected;
ScriptValue value = ScriptValue(scriptState(), v8String(isolate(), "hello"));
ScriptPromise promise = ScriptPromise::reject(scriptState(), ScriptValue(value));
promise.then(Function::create(isolate(), &onFulfilled), Function::create(isolate(), &onRejected));
ASSERT_FALSE(promise.isEmpty());
ASSERT_TRUE(promise.v8Value()->IsPromise());
EXPECT_EQ(String(), onFulfilled);
EXPECT_EQ(String(), onRejected);
isolate()->RunMicrotasks();
EXPECT_EQ(String(), onFulfilled);
EXPECT_EQ("hello", onRejected);
}
v8::Local<v8::Object> V8AbstractEventListener::getReceiverObject(Event* event)
{
v8::Local<v8::Object> listener = m_listener.newLocal(isolate());
if (!m_listener.isEmpty() && !listener->IsFunction())
return listener;
EventTarget* target = event->currentTarget();
v8::Handle<v8::Value> value = toV8(target, scriptState()->context()->Global(), isolate());
if (value.IsEmpty())
return v8::Local<v8::Object>();
return v8::Local<v8::Object>::New(isolate(), v8::Handle<v8::Object>::Cast(value));
}
PassRefPtr<Array<CallFrame> > InjectedScript::wrapCallFrames(const ScriptValue& callFrames)
{
ASSERT(!hasNoValue());
ScriptFunctionCall function(injectedScriptObject(), "wrapCallFrames");
function.appendArgument(callFrames);
bool hadException = false;
ScriptValue callFramesValue = callFunctionWithEvalEnabled(function, hadException);
ASSERT(!hadException);
RefPtr<InspectorValue> result = callFramesValue.toInspectorValue(scriptState());
if (result->type() == InspectorValue::TypeArray)
return Array<CallFrame>::runtimeCast(result);
return Array<CallFrame>::create();
}
void V8AbstractEventListener::handleEvent(ExecutionContext*, Event* event)
{
// Don't reenter V8 if execution was terminated in this instance of V8.
if (scriptState()->executionContext()->isJSExecutionForbidden())
return;
ASSERT(event);
// The callback function on XMLHttpRequest can clear the event listener and destroys 'this' object. Keep a local reference to it.
// See issue 889829.
RefPtr<V8AbstractEventListener> protect(this);
if (scriptState()->contextIsEmpty())
return;
ScriptState::Scope scope(scriptState());
// Get the V8 wrapper for the event object.
v8::Handle<v8::Value> jsEvent = toV8(event, scriptState()->context()->Global(), isolate());
if (jsEvent.IsEmpty())
return;
invokeEventHandler(event, v8::Local<v8::Value>::New(isolate(), jsEvent));
}
void InspectorFrontend::didEditScriptSource(long callId, bool success, const String& result, SerializedScriptValue* newCallFrames)
{
ScriptFunctionCall function(m_webInspector, "dispatch");
function.appendArgument("didEditScriptSource");
function.appendArgument(callId);
function.appendArgument(success);
function.appendArgument(result);
if (success && newCallFrames) {
ScriptValue newCallFramesValue = ScriptValue::deserialize(scriptState(), newCallFrames);
ASSERT(!newCallFramesValue .hasNoValue());
function.appendArgument(newCallFramesValue);
}
function.call();
}
void InspectorFrontend::didDispatchOnInjectedScript(long callId, SerializedScriptValue* result, bool isException)
{
ScriptFunctionCall function(m_webInspector, "dispatch");
function.appendArgument("didDispatchOnInjectedScript");
function.appendArgument(callId);
if (isException)
function.appendArgument("");
else {
ScriptValue resultValue = ScriptValue::deserialize(scriptState(), result);
function.appendArgument(resultValue);
}
function.appendArgument(isException);
function.call();
}
Node* InjectedScript::nodeForObjectId(const String& objectId)
{
if (isEmpty() || !canAccessInspectedWindow())
return 0;
ScriptFunctionCall function(injectedScriptObject(), "nodeForObjectId");
function.appendArgument(objectId);
bool hadException = false;
ScriptValue resultValue = callFunctionWithEvalEnabled(function, hadException);
ASSERT(!hadException);
return InjectedScriptHost::scriptValueAsNode(scriptState(), resultValue);
}
void V8AbstractEventListener::invokeEventHandler(Event* event, v8::Local<v8::Value> jsEvent)
{
// If jsEvent is empty, attempt to set it as a hidden value would crash v8.
if (jsEvent.IsEmpty())
return;
ASSERT(!scriptState()->contextIsEmpty());
v8::Local<v8::Value> returnValue;
{
// Catch exceptions thrown in the event handler so they do not propagate to javascript code that caused the event to fire.
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
// Save the old 'event' property so we can restore it later.
v8::Local<v8::Value> savedEvent = V8HiddenValue::getHiddenValue(isolate(), scriptState()->context()->Global(), V8HiddenValue::event(isolate()));
tryCatch.Reset();
// Make the event available in the global object, so LocalDOMWindow can expose it.
V8HiddenValue::setHiddenValue(isolate(), scriptState()->context()->Global(), V8HiddenValue::event(isolate()), jsEvent);
tryCatch.Reset();
returnValue = callListenerFunction(jsEvent, event);
if (tryCatch.HasCaught())
event->target()->uncaughtExceptionInEventHandler();
if (!tryCatch.CanContinue()) { // Result of TerminateExecution().
if (scriptState()->executionContext()->isWorkerGlobalScope())
toWorkerGlobalScope(scriptState()->executionContext())->script()->forbidExecution();
return;
}
tryCatch.Reset();
// Restore the old event. This must be done for all exit paths through this method.
if (savedEvent.IsEmpty())
V8HiddenValue::setHiddenValue(isolate(), scriptState()->context()->Global(), V8HiddenValue::event(isolate()), v8::Undefined(isolate()));
else
V8HiddenValue::setHiddenValue(isolate(), scriptState()->context()->Global(), V8HiddenValue::event(isolate()), savedEvent);
tryCatch.Reset();
}
if (returnValue.IsEmpty())
return;
if (m_isAttribute && !returnValue->IsNull() && !returnValue->IsUndefined() && event->isBeforeUnloadEvent()) {
TOSTRING_VOID(V8StringResource<>, stringReturnValue, returnValue);
toBeforeUnloadEvent(event)->setReturnValue(stringReturnValue);
}
if (m_isAttribute && shouldPreventDefault(returnValue))
event->preventDefault();
}
PassRefPtr<TypeBuilder::Runtime::RemoteObject> InjectedScript::wrapObject(const ScriptValue& value, const String& groupName, bool generatePreview) const
{
ASSERT(!isEmpty());
ScriptFunctionCall wrapFunction(injectedScriptObject(), "wrapObject");
wrapFunction.appendArgument(value);
wrapFunction.appendArgument(groupName);
wrapFunction.appendArgument(canAccessInspectedWindow());
wrapFunction.appendArgument(generatePreview);
bool hadException = false;
ScriptValue r = callFunctionWithEvalEnabled(wrapFunction, hadException);
if (hadException)
return nullptr;
RefPtr<JSONObject> rawResult = r.toJSONValue(scriptState())->asObject();
return TypeBuilder::Runtime::RemoteObject::runtimeCast(rawResult);
}
PassRefPtr<Array<Inspector::TypeBuilder::Debugger::CallFrame>> InjectedScript::wrapCallFrames(const Deprecated::ScriptValue& callFrames)
{
ASSERT(!hasNoValue());
Deprecated::ScriptFunctionCall function(injectedScriptObject(), ASCIILiteral("wrapCallFrames"), inspectorEnvironment()->functionCallHandler());
function.appendArgument(callFrames);
bool hadException = false;
Deprecated::ScriptValue callFramesValue = callFunctionWithEvalEnabled(function, hadException);
ASSERT(!hadException);
RefPtr<InspectorValue> result = callFramesValue.toInspectorValue(scriptState());
if (result->type() == InspectorValue::TypeArray)
return Array<Inspector::TypeBuilder::Debugger::CallFrame>::runtimeCast(result);
return Array<Inspector::TypeBuilder::Debugger::CallFrame>::create();
}
TEST_F(ScriptPromiseTest, rejectWithExceptionState)
{
String onFulfilled, onRejected;
ScriptPromise promise = ScriptPromise::rejectWithDOMException(scriptState(), DOMException::create(SyntaxError, "some syntax error"));
promise.then(Function::create(isolate(), &onFulfilled), Function::create(isolate(), &onRejected));
ASSERT_FALSE(promise.isEmpty());
EXPECT_EQ(String(), onFulfilled);
EXPECT_EQ(String(), onRejected);
isolate()->RunMicrotasks();
EXPECT_EQ(String(), onFulfilled);
EXPECT_EQ("SyntaxError: some syntax error", onRejected);
}
PassRefPtr<TypeBuilder::Runtime::RemoteObject> InjectedScript::wrapTable(const ScriptValue& table, const ScriptValue& columns) const
{
ASSERT(!isEmpty());
ScriptFunctionCall wrapFunction(injectedScriptObject(), "wrapTable");
wrapFunction.appendArgument(canAccessInspectedWindow());
wrapFunction.appendArgument(table);
if (columns.isEmpty())
wrapFunction.appendArgument(false);
else
wrapFunction.appendArgument(columns);
bool hadException = false;
ScriptValue r = callFunctionWithEvalEnabled(wrapFunction, hadException);
if (hadException)
return nullptr;
RefPtr<JSONObject> rawResult = r.toJSONValue(scriptState())->asObject();
return TypeBuilder::Runtime::RemoteObject::runtimeCast(rawResult);
}
TEST_F(ScriptPromiseTest, rejectThen)
{
RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState());
ScriptPromise promise = resolver->promise();
String onFulfilled, onRejected;
resolver->reject("hello");
promise.then(Function::create(isolate(), &onFulfilled), Function::create(isolate(), &onRejected));
ASSERT_FALSE(promise.isEmpty());
EXPECT_EQ(String(), onFulfilled);
EXPECT_EQ(String(), onRejected);
isolate()->RunMicrotasks();
EXPECT_EQ(String(), onFulfilled);
EXPECT_EQ("hello", onRejected);
}
PassRefPtr<Inspector::TypeBuilder::Runtime::RemoteObject> InjectedScript::wrapObject(const Deprecated::ScriptValue& value, const String& groupName, bool generatePreview) const
{
ASSERT(!hasNoValue());
Deprecated::ScriptFunctionCall wrapFunction(injectedScriptObject(), ASCIILiteral("wrapObject"), inspectorEnvironment()->functionCallHandler());
wrapFunction.appendArgument(value);
wrapFunction.appendArgument(groupName);
wrapFunction.appendArgument(hasAccessToInspectedScriptState());
wrapFunction.appendArgument(generatePreview);
bool hadException = false;
Deprecated::ScriptValue r = callFunctionWithEvalEnabled(wrapFunction, hadException);
if (hadException)
return nullptr;
RefPtr<InspectorObject> rawResult = r.toInspectorValue(scriptState())->asObject();
return Inspector::TypeBuilder::Runtime::RemoteObject::runtimeCast(rawResult);
}
PassRefPtr<Inspector::TypeBuilder::Runtime::RemoteObject> InjectedScript::wrapTable(const Deprecated::ScriptValue& table, const Deprecated::ScriptValue& columns) const
{
ASSERT(!hasNoValue());
Deprecated::ScriptFunctionCall wrapFunction(injectedScriptObject(), ASCIILiteral("wrapTable"), inspectorEnvironment()->functionCallHandler());
wrapFunction.appendArgument(hasAccessToInspectedScriptState());
wrapFunction.appendArgument(table);
if (columns.hasNoValue())
wrapFunction.appendArgument(false);
else
wrapFunction.appendArgument(columns);
bool hadException = false;
Deprecated::ScriptValue r = callFunctionWithEvalEnabled(wrapFunction, hadException);
if (hadException)
return nullptr;
RefPtr<InspectorObject> rawResult = r.toInspectorValue(scriptState())->asObject();
return Inspector::TypeBuilder::Runtime::RemoteObject::runtimeCast(rawResult);
}