[inspector] added inspector protocol test runner

test/inspector-protocol/set-timeout-extension.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/set-timeout-extension.h"
+
+#include "include/v8-inspector.h"
+#include "test/inspector-protocol/inspector-client-impl.h"
+#include "test/inspector-protocol/task-queue.h"
+#include "test/inspector-protocol/task.h"
+
+namespace v8_inspector {
+
+namespace {
+
+class SetTimeoutTask : public v8_inspector::Task {
+ public:
+  SetTimeoutTask(v8::Isolate* isolate, v8::Local<v8::Function> function)
+      : function_(isolate, function) {}
+  virtual ~SetTimeoutTask() {}
+
+  bool is_protocol_task() final { return false; }
+
+  void Run(v8::Isolate* isolate,
+           const v8::Global<v8::Context>& global_context) override {
+    v8_inspector::TaskScope task_scope(isolate, global_context);
+    v8::Local<v8::Context> context = task_scope.context();
+    v8::Local<v8::Function> function = function_.Get(isolate);
+    v8::MaybeLocal<v8::Value> result;
+    V8Inspector* inspector =
+        V8InspectorClientImpl::InspectorFromContext(context);
+    if (inspector) inspector->willExecuteScript(context, function->ScriptId());
+    result = function->Call(context, context->Global(), 0, NULL);
+    if (inspector) inspector->didExecuteScript(context);
+  }
+
+ private:
+  v8::Global<v8::Function> function_;
+};
+
+}  // namespace
+
+v8::Local<v8::FunctionTemplate> SetTimeoutExtension::GetNativeFunctionTemplate(
+    v8::Isolate* isolate, v8::Local<v8::String> str) {
+  return v8::FunctionTemplate::New(isolate, SetTimeoutExtension::SetTimeout);
+}
+
+void SetTimeoutExtension::SetTimeout(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  CHECK(args.Length() == 2 && args[1]->IsNumber() && args[0]->IsFunction());
+  double delay = args[1].As<v8::Number>()->Value();
+  // setTimeout supports only zero delay.
+  CHECK(delay == 0.0);
+  v8::Local<v8::Context> context = args.GetIsolate()->GetCurrentContext();
+  v8_inspector::TaskQueue::FromContext(context)->Append(new SetTimeoutTask(
+      args.GetIsolate(), v8::Local<v8::Function>::Cast(args[0])));
+}
+
+}  // namespace v8_inspector