[inspector] added inspector protocol test runner

test/inspector-protocol/inspector-client-impl.cc

+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "test/inspector-protocol/inspector-client-impl.h"
+
+#include "src/base/platform/platform.h"
+#include "src/inspector/string-util.h"
+#include "test/inspector-protocol/channel-impl.h"
+#include "test/inspector-protocol/task-queue.h"
+#include "test/inspector-protocol/task.h"
+
+namespace v8_inspector {
+
+namespace {
+
+const int kInspectorClientIndex = v8::Context::kDebugIdIndex + 1;
+
+V8InspectorClientImpl* FromContext(v8::Local<v8::Context> context) {
+  V8InspectorClientImpl* inspector_client = static_cast<V8InspectorClientImpl*>(
+      context->GetAlignedPointerFromEmbedderData(kInspectorClientIndex));
+  CHECK(inspector_client);
+  return inspector_client;
+}
+}
+
+V8InspectorClientImpl::V8InspectorClientImpl()
+    : isolate_(nullptr), running_message_loop_(false) {}
+
+V8InspectorClientImpl::~V8InspectorClientImpl() {}
+
+void V8InspectorClientImpl::connect(ChannelImpl* channel,
+                                    v8::Local<v8::Context> context) {
+  isolate_ = context->GetIsolate();
+
+  inspector_ = V8Inspector::create(isolate_, this);
+  session_ = inspector_->connect(1, channel, StringView());
+
+  context->SetAlignedPointerInEmbedderData(kInspectorClientIndex, this);
+
+  String16 name("Inspector Test");
+  inspector_->contextCreated(V8ContextInfo(context, 1, toStringView(name)));
+  context_.Reset(isolate_, context);
+}
+
+v8::Local<v8::Context> V8InspectorClientImpl::ensureDefaultContextInGroup(int) {
+  CHECK(isolate_);
+  return context_.Get(isolate_);
+}
+
+double V8InspectorClientImpl::currentTimeMS() {
+  return v8::base::OS::TimeCurrentMillis();
+}
+
+void V8InspectorClientImpl::runMessageLoopOnPause(int) {
+  running_message_loop_ = true;
+  TaskQueue* queue = TaskQueue::FromContext(context_.Get(isolate_));
+  while (Task* task = queue->GetNext(true)) {
+    task->Run(isolate_, context_);
+    delete task;
+    if (!running_message_loop_) break;
+  }
+}
+
+void V8InspectorClientImpl::quitMessageLoopOnPause() {
+  running_message_loop_ = false;
+}
+
+V8Inspector* V8InspectorClientImpl::InspectorFromContext(
+    v8::Local<v8::Context> context) {
+  return FromContext(context)->inspector_.get();
+}
+
+V8InspectorSession* V8InspectorClientImpl::SessionFromContext(
+    v8::Local<v8::Context> context) {
+  return FromContext(context)->session_.get();
+}
+
+ConnectTask::ConnectTask(V8InspectorClientImpl* client, ChannelImpl* channel,
+                         v8::base::Semaphore* ready)
+    : client_(client), channel_(channel), ready_(ready) {}
+
+void ConnectTask::Run(v8::Isolate* isolate,
+                      const v8::Global<v8::Context>& context) {
+  TaskScope scope(isolate, context);
+  client_->connect(channel_, scope.context());
+  ready_->Signal();
+}
+
+}  // namespace v8