55849b167c
- moved all extensions to inspector_test.cc; - properly supported multiple context groups and sessions; - better isolation between components; - better infrastructure in protocol-test. BUG=chromium:590878 Review-Url: https://codereview.chromium.org/2890463004 Cr-Commit-Position: refs/heads/master@{#45409}
125 lines
3.6 KiB
C++
125 lines
3.6 KiB
C++
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_TEST_INSPECTOR_PROTOCOL_TASK_RUNNER_H_
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#define V8_TEST_INSPECTOR_PROTOCOL_TASK_RUNNER_H_
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#include <map>
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#include "include/v8-inspector.h"
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#include "include/v8-platform.h"
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#include "include/v8.h"
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#include "src/base/atomic-utils.h"
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#include "src/base/macros.h"
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#include "src/base/platform/platform.h"
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#include "src/locked-queue-inl.h"
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#include "src/vector.h"
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#include "test/inspector/isolate-data.h"
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class TaskRunner : public v8::base::Thread {
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public:
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class Task {
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public:
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virtual ~Task() {}
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virtual bool is_inspector_task() = 0;
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void RunOnIsolate(IsolateData* data) {
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data_ = data;
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Run();
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data_ = nullptr;
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}
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protected:
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virtual void Run() = 0;
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v8::Isolate* isolate() const { return data_->isolate(); }
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IsolateData* data() const { return data_; }
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private:
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IsolateData* data_ = nullptr;
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};
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TaskRunner(IsolateData::SetupGlobalTasks setup_global_tasks,
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bool catch_exceptions, v8::base::Semaphore* ready_semaphore,
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v8::StartupData* startup_data,
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InspectorClientImpl::FrontendChannel* channel);
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virtual ~TaskRunner();
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IsolateData* data() const { return data_.get(); }
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// Thread implementation.
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void Run() override;
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// Should be called from the same thread and only from task.
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void RunMessageLoop(bool only_protocol);
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void QuitMessageLoop();
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// TaskRunner takes ownership.
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void Append(Task* task);
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void Terminate();
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private:
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Task* GetNext(bool only_protocol);
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v8::Isolate* isolate() const { return data_->isolate(); }
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IsolateData::SetupGlobalTasks setup_global_tasks_;
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v8::StartupData* startup_data_;
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InspectorClientImpl::FrontendChannel* channel_;
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bool catch_exceptions_;
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v8::base::Semaphore* ready_semaphore_;
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std::unique_ptr<IsolateData> data_;
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// deferred_queue_ combined with queue_ (in this order) have all tasks in the
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// correct order. Sometimes we skip non-protocol tasks by moving them from
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// queue_ to deferred_queue_.
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v8::internal::LockedQueue<Task*> queue_;
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v8::internal::LockedQueue<Task*> deffered_queue_;
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v8::base::Semaphore process_queue_semaphore_;
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int nested_loop_count_;
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v8::base::AtomicNumber<int> is_terminated_;
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DISALLOW_COPY_AND_ASSIGN(TaskRunner);
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};
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class AsyncTask : public TaskRunner::Task {
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public:
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AsyncTask(IsolateData* data, const char* task_name);
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virtual ~AsyncTask() = default;
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protected:
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virtual void AsyncRun() = 0;
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void Run() override;
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bool instrumenting_;
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};
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class ExecuteStringTask : public AsyncTask {
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public:
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ExecuteStringTask(IsolateData* data, int context_group_id,
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const char* task_name,
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const v8::internal::Vector<uint16_t>& expression,
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v8::Local<v8::String> name,
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v8::Local<v8::Integer> line_offset,
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v8::Local<v8::Integer> column_offset,
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v8::Local<v8::Boolean> is_module);
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ExecuteStringTask(const v8::internal::Vector<const char>& expression,
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int context_group_id);
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bool is_inspector_task() override { return false; }
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private:
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void AsyncRun() override;
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v8::internal::Vector<uint16_t> expression_;
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v8::internal::Vector<const char> expression_utf8_;
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v8::internal::Vector<uint16_t> name_;
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int32_t line_offset_ = 0;
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int32_t column_offset_ = 0;
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bool is_module_ = false;
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int context_group_id_;
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DISALLOW_COPY_AND_ASSIGN(ExecuteStringTask);
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};
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#endif // V8_TEST_INSPECTOR_PROTOCOL_TASK_RUNNER_H_
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