First cut at gin::Bind()

gin/test/gtest.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/gtest.h"
 
+#include "base/bind.h"
+#include "base/logging.h"
 #include "gin/arguments.h"
 #include "gin/converter.h"
+#include "gin/function_template_util.h"
 #include "gin/per_isolate_data.h"
 #include "gin/public/wrapper_info.h"
+#include "gin/wrappable.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-using v8::ObjectTemplate;
-
 namespace gin {
 
 namespace {
 
-void ExpectTrue(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  Arguments args(info);
-
-  bool value = false;
-  std::string description;
-
-  if (!args.GetNext(&value) ||
-      !args.GetNext(&description)) {
-    return args.ThrowError();
-  }
-
-  EXPECT_TRUE(value) << description;
+void ExpectTrue(bool condition, const std::string& description) {
+  EXPECT_TRUE(condition) << description;
 }
 
-void ExpectFalse(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  Arguments args(info);
-
-  bool value = false;
-  std::string description;
-
-  if (!args.GetNext(&value) ||
-      !args.GetNext(&description)) {
-    return args.ThrowError();
-  }
-
-  EXPECT_FALSE(value) << description;
+void ExpectFalse(bool condition, const std::string& description) {
+  EXPECT_FALSE(condition) << description;
 }
 
 void ExpectEqual(const v8::FunctionCallbackInfo<v8::Value>& info) {
   Arguments args(info);
 
   std::string description;
   if (!ConvertFromV8(info[2], &description))
     return args.ThrowTypeError("Expected description.");
 
   EXPECT_TRUE(info[0]->StrictEquals(info[1])) << description;
 }
 
 WrapperInfo g_wrapper_info = { kEmbedderNativeGin };
 
 }  // namespace
 
 const char GTest::kModuleName[] = "gtest";
 
-v8::Local<ObjectTemplate> GTest::GetTemplate(v8::Isolate* isolate) {
+v8::Local<v8::ObjectTemplate> GTest::GetTemplate(v8::Isolate* isolate) {
+  CallbackHolderBase::Register(isolate);
   PerIsolateData* data = PerIsolateData::From(isolate);
-  v8::Local<ObjectTemplate> templ = data->GetObjectTemplate(&g_wrapper_info);
+  v8::Local<v8::ObjectTemplate> templ =
+      data->GetObjectTemplate(&g_wrapper_info);
   if (templ.IsEmpty()) {
-    templ = ObjectTemplate::New();
+    templ = v8::ObjectTemplate::New();
     templ->Set(StringToSymbol(isolate, "expectTrue"),
-               v8::FunctionTemplate::New(ExpectTrue));
+               CreateFunctionTempate(isolate, base::Bind(ExpectTrue)));
     templ->Set(StringToSymbol(isolate, "expectFalse"),
-               v8::FunctionTemplate::New(ExpectFalse));
+               CreateFunctionTempate(isolate, base::Bind(ExpectFalse)));

[abarth-chromium, 2013/11/22 09:17:13]

This looks really nice.

     templ->Set(StringToSymbol(isolate, "expectEqual"),
                v8::FunctionTemplate::New(ExpectEqual));
     data->SetObjectTemplate(&g_wrapper_info, templ);
   }
   return templ;
 }
 
 }  // namespace gin