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// Copyright (c) 2012 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 "chrome/browser/extensions/extension_function_test_utils.h"
#include <string>
#include <utility>
#include "base/files/file_path.h"
#include "base/json/json_reader.h"
#include "base/macros.h"
#include "base/values.h"
#include "chrome/browser/extensions/api/tabs/tabs_constants.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "components/crx_file/id_util.h"
#include "extensions/browser/api_test_utils.h"
#include "extensions/browser/extension_function.h"
#include "extensions/browser/extension_function_dispatcher.h"
#include "extensions/common/extension.h"
#include "testing/gtest/include/gtest/gtest.h"
using content::WebContents;
using extensions::Extension;
using extensions::Manifest;
namespace keys = extensions::tabs_constants;
namespace {
class TestFunctionDispatcherDelegate
: public extensions::ExtensionFunctionDispatcher::Delegate {
public:
explicit TestFunctionDispatcherDelegate(Browser* browser) :
browser_(browser) {}
~TestFunctionDispatcherDelegate() override {}
private:
extensions::WindowController* GetExtensionWindowController() const override {
return browser_->extension_window_controller();
}
WebContents* GetAssociatedWebContents() const override { return NULL; }
Browser* browser_;
};
} // namespace
namespace extension_function_test_utils {
base::ListValue* ParseList(const std::string& data) {
scoped_ptr<base::Value> result = base::JSONReader::Read(data);
base::ListValue* list = NULL;
result->GetAsList(&list);
ignore_result(result.release());
return list;
}
base::DictionaryValue* ToDictionary(base::Value* val) {
EXPECT_TRUE(val);
EXPECT_EQ(base::Value::TYPE_DICTIONARY, val->GetType());
return static_cast<base::DictionaryValue*>(val);
}
base::ListValue* ToList(base::Value* val) {
EXPECT_TRUE(val);
EXPECT_EQ(base::Value::TYPE_LIST, val->GetType());
return static_cast<base::ListValue*>(val);
}
bool HasPrivacySensitiveFields(base::DictionaryValue* val) {
std::string result;
if (val->GetString(keys::kUrlKey, &result) ||
val->GetString(keys::kTitleKey, &result) ||
val->GetString(keys::kFaviconUrlKey, &result))
return true;
return false;
}
std::string RunFunctionAndReturnError(UIThreadExtensionFunction* function,
const std::string& args,
Browser* browser) {
return RunFunctionAndReturnError(function, args, browser, NONE);
}
std::string RunFunctionAndReturnError(UIThreadExtensionFunction* function,
const std::string& args,
Browser* browser,
RunFunctionFlags flags) {
scoped_refptr<ExtensionFunction> function_owner(function);
// Without a callback the function will not generate a result.
function->set_has_callback(true);
RunFunction(function, args, browser, flags);
EXPECT_FALSE(function->GetResultList()) << "Did not expect a result";
return function->GetError();
}
base::Value* RunFunctionAndReturnSingleResult(
UIThreadExtensionFunction* function,
const std::string& args,
Browser* browser) {
return RunFunctionAndReturnSingleResult(function, args, browser, NONE);
}
base::Value* RunFunctionAndReturnSingleResult(
UIThreadExtensionFunction* function,
const std::string& args,
Browser* browser,
RunFunctionFlags flags) {
scoped_refptr<ExtensionFunction> function_owner(function);
// Without a callback the function will not generate a result.
function->set_has_callback(true);
RunFunction(function, args, browser, flags);
EXPECT_TRUE(function->GetError().empty()) << "Unexpected error: "
<< function->GetError();
const base::Value* single_result = NULL;
if (function->GetResultList() != NULL &&
function->GetResultList()->Get(0, &single_result)) {
return single_result->DeepCopy();
}
return NULL;
}
// This helps us be able to wait until an UIThreadExtensionFunction calls
// SendResponse.
class SendResponseDelegate
: public UIThreadExtensionFunction::DelegateForTests {
public:
SendResponseDelegate() : should_post_quit_(false) {}
virtual ~SendResponseDelegate() {}
void set_should_post_quit(bool should_quit) {
should_post_quit_ = should_quit;
}
bool HasResponse() {
return response_.get() != NULL;
}
bool GetResponse() {
EXPECT_TRUE(HasResponse());
return *response_.get();
}
void OnSendResponse(UIThreadExtensionFunction* function,
bool success,
bool bad_message) override {
ASSERT_FALSE(bad_message);
ASSERT_FALSE(HasResponse());
response_.reset(new bool);
*response_ = success;
if (should_post_quit_) {
base::MessageLoopForUI::current()->QuitWhenIdle();
}
}
private:
scoped_ptr<bool> response_;
bool should_post_quit_;
};
bool RunFunction(UIThreadExtensionFunction* function,
const std::string& args,
Browser* browser,
RunFunctionFlags flags) {
scoped_ptr<base::ListValue> parsed_args(ParseList(args));
EXPECT_TRUE(parsed_args.get())
<< "Could not parse extension function arguments: " << args;
return RunFunction(function, std::move(parsed_args), browser, flags);
}
bool RunFunction(UIThreadExtensionFunction* function,
scoped_ptr<base::ListValue> args,
Browser* browser,
RunFunctionFlags flags) {
TestFunctionDispatcherDelegate dispatcher_delegate(browser);
scoped_ptr<extensions::ExtensionFunctionDispatcher> dispatcher(
new extensions::ExtensionFunctionDispatcher(browser->profile()));
dispatcher->set_delegate(&dispatcher_delegate);
// TODO(yoz): The cast is a hack; these flags should be defined in
// only one place. See crbug.com/394840.
return extensions::api_test_utils::RunFunction(
function, std::move(args), browser->profile(), std::move(dispatcher),
static_cast<extensions::api_test_utils::RunFunctionFlags>(flags));
}
} // namespace extension_function_test_utils
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