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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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6524 } | 6524 } |
6525 | 6525 |
6526 | 6526 |
6527 class SendCommandThread : public v8::base::Thread { | 6527 class SendCommandThread : public v8::base::Thread { |
6528 public: | 6528 public: |
6529 explicit SendCommandThread(v8::Isolate* isolate) | 6529 explicit SendCommandThread(v8::Isolate* isolate) |
6530 : Thread(Options("SendCommandThread")), | 6530 : Thread(Options("SendCommandThread")), |
6531 semaphore_(0), | 6531 semaphore_(0), |
6532 isolate_(isolate) {} | 6532 isolate_(isolate) {} |
6533 | 6533 |
6534 static void ProcessDebugMessages(v8::Isolate* isolate, void* data) { | 6534 class ClientDataImpl : public v8::Debug::ClientData { |
6535 v8::Debug::ProcessDebugMessages(); | 6535 public: |
6536 reinterpret_cast<v8::base::Semaphore*>(data)->Signal(); | 6536 explicit ClientDataImpl(v8::base::Semaphore* semaphore) |
| 6537 : semaphore_(semaphore) {} |
| 6538 v8::base::Semaphore* semaphore() { return semaphore_; } |
| 6539 |
| 6540 private: |
| 6541 v8::base::Semaphore* semaphore_; |
| 6542 }; |
| 6543 |
| 6544 static void CountingAndSignallingMessageHandler( |
| 6545 const v8::Debug::Message& message) { |
| 6546 if (message.IsResponse()) { |
| 6547 counting_message_handler_counter++; |
| 6548 ClientDataImpl* data = |
| 6549 reinterpret_cast<ClientDataImpl*>(message.GetClientData()); |
| 6550 v8::base::Semaphore* semaphore = data->semaphore(); |
| 6551 semaphore->Signal(); |
| 6552 } |
6537 } | 6553 } |
6538 | 6554 |
6539 virtual void Run() { | 6555 virtual void Run() { |
6540 semaphore_.Wait(); | 6556 semaphore_.Wait(); |
6541 const int kBufferSize = 1000; | 6557 const int kBufferSize = 1000; |
6542 uint16_t buffer[kBufferSize]; | 6558 uint16_t buffer[kBufferSize]; |
6543 const char* scripts_command = | 6559 const char* scripts_command = |
6544 "{\"seq\":0," | 6560 "{\"seq\":0," |
6545 "\"type\":\"request\"," | 6561 "\"type\":\"request\"," |
6546 "\"command\":\"scripts\"}"; | 6562 "\"command\":\"scripts\"}"; |
6547 int length = AsciiToUtf16(scripts_command, buffer); | 6563 int length = AsciiToUtf16(scripts_command, buffer); |
6548 // Send scripts command. | 6564 // Send scripts command. |
6549 | 6565 |
6550 for (int i = 0; i < 100; i++) { | 6566 for (int i = 0; i < 100; i++) { |
6551 CHECK_EQ(i, counting_message_handler_counter); | 6567 CHECK_EQ(i, counting_message_handler_counter); |
6552 // Queue debug message. | 6568 // Queue debug message. |
6553 v8::Debug::SendCommand(isolate_, buffer, length); | 6569 v8::Debug::SendCommand(isolate_, buffer, length, |
6554 // Synchronize with the main thread to force message processing. | 6570 new ClientDataImpl(&semaphore_)); |
6555 isolate_->RequestInterrupt(ProcessDebugMessages, &semaphore_); | 6571 // Wait for the message handler to pick up the response. |
6556 semaphore_.Wait(); | 6572 semaphore_.Wait(); |
6557 } | 6573 } |
6558 | 6574 |
6559 v8::V8::TerminateExecution(isolate_); | 6575 v8::V8::TerminateExecution(isolate_); |
6560 } | 6576 } |
6561 | 6577 |
6562 void StartSending() { | 6578 void StartSending() { semaphore_.Signal(); } |
6563 semaphore_.Signal(); | |
6564 } | |
6565 | 6579 |
6566 private: | 6580 private: |
6567 v8::base::Semaphore semaphore_; | 6581 v8::base::Semaphore semaphore_; |
6568 v8::Isolate* isolate_; | 6582 v8::Isolate* isolate_; |
6569 }; | 6583 }; |
6570 | 6584 |
6571 | 6585 |
6572 static SendCommandThread* send_command_thread_ = NULL; | 6586 static SendCommandThread* send_command_thread_ = NULL; |
6573 | 6587 |
6574 static void StartSendingCommands( | 6588 static void StartSendingCommands( |
6575 const v8::FunctionCallbackInfo<v8::Value>& info) { | 6589 const v8::FunctionCallbackInfo<v8::Value>& info) { |
6576 send_command_thread_->StartSending(); | 6590 send_command_thread_->StartSending(); |
6577 } | 6591 } |
6578 | 6592 |
6579 | 6593 |
6580 TEST(ProcessDebugMessagesThreaded) { | 6594 TEST(ProcessDebugMessagesThreaded) { |
6581 DebugLocalContext env; | 6595 DebugLocalContext env; |
6582 v8::Isolate* isolate = env->GetIsolate(); | 6596 v8::Isolate* isolate = env->GetIsolate(); |
6583 v8::HandleScope scope(isolate); | 6597 v8::HandleScope scope(isolate); |
6584 | 6598 |
6585 counting_message_handler_counter = 0; | 6599 counting_message_handler_counter = 0; |
6586 | 6600 |
6587 v8::Debug::SetMessageHandler(CountingMessageHandler); | 6601 v8::Debug::SetMessageHandler( |
| 6602 SendCommandThread::CountingAndSignallingMessageHandler); |
6588 send_command_thread_ = new SendCommandThread(isolate); | 6603 send_command_thread_ = new SendCommandThread(isolate); |
6589 send_command_thread_->Start(); | 6604 send_command_thread_->Start(); |
6590 | 6605 |
6591 v8::Handle<v8::FunctionTemplate> start = | 6606 v8::Handle<v8::FunctionTemplate> start = |
6592 v8::FunctionTemplate::New(isolate, StartSendingCommands); | 6607 v8::FunctionTemplate::New(isolate, StartSendingCommands); |
6593 env->Global()->Set(v8_str("start"), start->GetFunction()); | 6608 env->Global()->Set(v8_str("start"), start->GetFunction()); |
6594 | 6609 |
6595 CompileRun("start(); while (true) { }"); | 6610 CompileRun("start(); while (true) { }"); |
6596 | 6611 |
6597 CHECK_EQ(100, counting_message_handler_counter); | 6612 CHECK_EQ(100, counting_message_handler_counter); |
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7400 v8::Isolate* isolate = env->GetIsolate(); | 7415 v8::Isolate* isolate = env->GetIsolate(); |
7401 v8::HandleScope scope(isolate); | 7416 v8::HandleScope scope(isolate); |
7402 v8::Debug::SetDebugEventListener(DebugBreakTriggerTerminate); | 7417 v8::Debug::SetDebugEventListener(DebugBreakTriggerTerminate); |
7403 TerminationThread terminator(isolate); | 7418 TerminationThread terminator(isolate); |
7404 terminator.Start(); | 7419 terminator.Start(); |
7405 v8::TryCatch try_catch; | 7420 v8::TryCatch try_catch; |
7406 v8::Debug::DebugBreak(isolate); | 7421 v8::Debug::DebugBreak(isolate); |
7407 CompileRun("while (true);"); | 7422 CompileRun("while (true);"); |
7408 CHECK(try_catch.HasTerminated()); | 7423 CHECK(try_catch.HasTerminated()); |
7409 } | 7424 } |
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