V8ValueConverter for the activity logger that does not invoke interceptors and

chrome/renderer/extensions/activity_log_converter_strategy_unittest.cc

+// Copyright (c) 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 "base/memory/scoped_ptr.h"
+#include "base/values.h"
+#include "chrome/renderer/extensions/activity_log_converter_strategy.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "v8/include/v8.h"
+
+using content::V8ValueConverter;
+
+namespace extensions {
+
+class ActivityLogConverterStrategyTest : public testing::Test {
+ public:
+  ActivityLogConverterStrategyTest()
+      : isolate_(v8::Isolate::GetCurrent()) {
+  }
+
+ protected:
+  virtual void SetUp() {
+    v8::HandleScope handle_scope(isolate_);
+    v8::Handle<v8::ObjectTemplate> global = v8::ObjectTemplate::New();
+    context_.Reset(isolate_, v8::Context::New(isolate_, NULL, global));

[not at google - send to devlin, 2013/08/08 01:02:21]

global not needed

[pmarch, 2013/08/08 03:20:18]

Done.

+    converter_.reset(V8ValueConverter::create());
+    strategy_.reset(new ActivityLogConverterStrategy());
+    converter_->SetFunctionAllowed(true);
+    converter_->SetStrategy(strategy_.get());
+  }
+
+  virtual void TearDown() {
+    context_.Dispose();
+  }
+
+  testing::AssertionResult VerifyNull(v8::Local<v8::Value> v8_value) {
+    v8::Handle<v8::Context> context =
+         v8::Handle<v8::Context>::New(isolate_, context_);
+    scoped_ptr<base::Value> value(converter_->FromV8Value(v8_value, context));

[not at google - send to devlin, 2013/08/08 01:02:21]

you should be able to pass context_ into these directly without needing to
create another handle (context)

would reduce line count in these tests significantly

[pmarch, 2013/08/08 03:20:18]

Done.

+    if (value->IsType(base::Value::TYPE_NULL))
+      return testing::AssertionSuccess();
+    return testing::AssertionFailure();
+  }
+
+  testing::AssertionResult VerifyBoolean(v8::Local<v8::Value> v8_value,
+                                         bool expected) {
+    bool out;
+    v8::Handle<v8::Context> context =
+         v8::Handle<v8::Context>::New(isolate_, context_);
+    scoped_ptr<base::Value> value(converter_->FromV8Value(v8_value, context));
+    if (value->IsType(base::Value::TYPE_BOOLEAN)
+        && value->GetAsBoolean(&out)
+        && out == expected)
+      return testing::AssertionSuccess();
+    return testing::AssertionFailure();
+  }
+
+  testing::AssertionResult VerifyInteger(v8::Local<v8::Value> v8_value,
+                                         int expected) {
+    int out;
+    v8::Handle<v8::Context> context =
+         v8::Handle<v8::Context>::New(isolate_, context_);
+    scoped_ptr<base::Value> value(converter_->FromV8Value(v8_value, context));
+    if (value->IsType(base::Value::TYPE_INTEGER)
+        && value->GetAsInteger(&out)
+        && out == expected)
+      return testing::AssertionSuccess();
+    return testing::AssertionFailure();
+  }
+
+  testing::AssertionResult VerifyDouble(v8::Local<v8::Value> v8_value,
+                                        double expected) {
+    double out;
+    v8::Handle<v8::Context> context =
+         v8::Handle<v8::Context>::New(isolate_, context_);
+    scoped_ptr<base::Value> value(converter_->FromV8Value(v8_value, context));
+    if (value->IsType(base::Value::TYPE_DOUBLE)
+        && value->GetAsDouble(&out)
+        && out == expected)
+      return testing::AssertionSuccess();
+    return testing::AssertionFailure();
+  }
+
+  testing::AssertionResult VerifyString(v8::Local<v8::Value> v8_value,
+                                        const std::string& expected) {
+    std::string out;
+    v8::Handle<v8::Context> context =
+         v8::Handle<v8::Context>::New(isolate_, context_);
+    scoped_ptr<base::Value> value(converter_->FromV8Value(v8_value, context));
+    if (value->IsType(base::Value::TYPE_STRING)
+        && value->GetAsString(&out)
+        && out == expected)
+      return testing::AssertionSuccess();
+    return testing::AssertionFailure();
+  }
+
+  v8::Isolate* isolate_;
+  // Context for the JavaScript in the test.
+  v8::Persistent<v8::Context> context_;

[not at google - send to devlin, 2013/08/08 01:02:21]

use ScopedPersistent, don't need the Dispose

[pmarch, 2013/08/08 03:20:18]

Done.

+  scoped_ptr<V8ValueConverter> converter_;
+  scoped_ptr<ActivityLogConverterStrategy> strategy_;
+};
+
+TEST_F(ActivityLogConverterStrategyTest, ConversionTest) {
+  const char* source = "(function() {"
+      "function foo() {}"
+      "return {"
+        "null: null,"
+        "true: true,"
+        "false: false,"
+        "positive_int: 42,"
+        "negative_int: -42,"
+        "zero: 0,"
+        "double: 88.8,"
+        "big_integral_double: 9007199254740992.0,"  // 2.0^53
+        "string: \"foobar\","
+        "empty_string: \"\","
+        "dictionary: {"
+          "foo: \"bar\","
+          "hot: \"dog\","
+        "},"
+        "empty_dictionary: {},"
+        "list: [ \"monkey\", \"balls\" ],"
+        "empty_list: [],"
+        "function: function() {},"
+        "named_function: foo"
+      "};"
+      "})();";
+
+  v8::HandleScope handle_scope(isolate_);
+  v8::Context::Scope context_scope(isolate_, context_);
+  v8::Handle<v8::Script> script(v8::Script::New(v8::String::New(source)));
+  v8::Handle<v8::Object> v8_object = script->Run().As<v8::Object>();
+
+  EXPECT_TRUE(VerifyString(v8_object, "[Object]"));
+  EXPECT_TRUE(VerifyNull(v8_object->Get(v8::String::New("null"))));
+  EXPECT_TRUE(VerifyBoolean(v8_object->Get(v8::String::New("true")), true));
+  EXPECT_TRUE(VerifyBoolean(v8_object->Get(v8::String::New("false")), false));
+  EXPECT_TRUE(VerifyInteger(v8_object->Get(v8::String::New("positive_int")),
+                            42));
+  EXPECT_TRUE(VerifyInteger(v8_object->Get(v8::String::New("negative_int")),
+                            -42));
+  EXPECT_TRUE(VerifyInteger(v8_object->Get(v8::String::New("zero")), 0));
+  EXPECT_TRUE(VerifyDouble(v8_object->Get(v8::String::New("double")), 88.8));
+  EXPECT_TRUE(VerifyDouble(
+      v8_object->Get(v8::String::New("big_integral_double")),
+      9007199254740992.0));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("string")),
+                           "foobar"));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("empty_string")),
+                           ""));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("dictionary")),
+                           "[Object]"));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("empty_dictionary")),
+                           "[Object]"));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("list")),
+                           "[Array]"));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("empty_list")),
+                           "[Array]"));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("function")),
+                           "[Function]"));
+  EXPECT_TRUE(VerifyString(v8_object->Get(v8::String::New("named_function")),
+                           "[Function foo()]"));
+}
+
+}  // namespace extensions
+