Implement Asynchronous Module Definition API for Mojo

gin/test/file_runner.cc

+// Copyright 2013 The Chromium 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 "gin/test/file_runner.h"
+
+#include "base/file_util.h"
+#include "gin/converter.h"
+#include "gin/modules/module_registry.h"
+#include "gin/test/gtest.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace gin {
+
+namespace {
+
+std::string GetExceptionInfo(const v8::TryCatch& try_catch) {
+  std::string info;
+  ConvertFromV8(try_catch.Message()->Get(), &info);
+  return info;
+}
+
+}  // namespace
+
+FileRunnerDelegate::FileRunnerDelegate() {
+}
+
+FileRunnerDelegate::~FileRunnerDelegate() {
+}
+
+v8::Handle<v8::ObjectTemplate> FileRunnerDelegate::GetGlobalTemplate(
+    Runner* runner) {
+  v8::Handle<v8::ObjectTemplate> templ = v8::ObjectTemplate::New();
+  ModuleRegistry::RegisterGlobals(runner->isolate(), templ);
+  return templ;
+}
+
+void FileRunnerDelegate::DidCreateContext(Runner* runner) {
+  v8::Handle<v8::Context> context = runner->context();
+  ModuleRegistry* registry = ModuleRegistry::From(context);
+
+  registry->AddBuiltinModule(runner->isolate(), "gtest",
+                             GetGTestTemplate(runner->isolate()));
+}
+
+void RunTestFromFile(const base::FilePath& path, RunnerDelegate* delegate) {
+  ASSERT_TRUE(base::PathExists(path)) << path.LossyDisplayName();
+  std::string source;
+  ASSERT_TRUE(ReadFileToString(path, &source));
+  gin::Runner runner(delegate, v8::Isolate::GetCurrent());
+  gin::Runner::Scope scope(&runner);
+
+  v8::TryCatch try_catch;
+  runner.Run(source);
+  EXPECT_FALSE(try_catch.HasCaught()) << GetExceptionInfo(try_catch);
+
+  v8::Handle<v8::Value> result = runner.context()->Global()->Get(
+      StringToSymbol(runner.isolate(), "result"));
+  std::string result_string;
+  ASSERT_TRUE(ConvertFromV8(result, &result_string));
+  EXPECT_EQ("PASS", result_string);
+}
+
+}  // namespace gin