| // Copyright 2015 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 "components/safe_json/testing_json_parser.h" |
| |
| #include <memory> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/json/json_reader.h" |
| #include "base/location.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "base/values.h" |
| |
| namespace safe_json { |
| |
| namespace { |
| |
| SafeJsonParser* CreateTestingJsonParser( |
| const std::string& unsafe_json, |
| const SafeJsonParser::SuccessCallback& success_callback, |
| const SafeJsonParser::ErrorCallback& error_callback) { |
| return new TestingJsonParser(unsafe_json, success_callback, error_callback); |
| } |
| |
| } // namespace |
| |
| TestingJsonParser::ScopedFactoryOverride::ScopedFactoryOverride() { |
| SafeJsonParser::SetFactoryForTesting(&CreateTestingJsonParser); |
| } |
| |
| TestingJsonParser::ScopedFactoryOverride::~ScopedFactoryOverride() { |
| SafeJsonParser::SetFactoryForTesting(nullptr); |
| } |
| |
| TestingJsonParser::TestingJsonParser(const std::string& unsafe_json, |
| const SuccessCallback& success_callback, |
| const ErrorCallback& error_callback) |
| : unsafe_json_(unsafe_json), |
| success_callback_(success_callback), |
| error_callback_(error_callback) {} |
| |
| TestingJsonParser::~TestingJsonParser() {} |
| |
| void TestingJsonParser::Start() { |
| int error_code; |
| std::string error; |
| std::unique_ptr<base::Value> value = base::JSONReader::ReadAndReturnError( |
| unsafe_json_, base::JSON_PARSE_RFC, &error_code, &error); |
| |
| // Run the callback asynchronously. Post the delete task first, so that the |
| // completion callbacks may quit the run loop without leaking |this|. |
| base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, this); |
| base::ThreadTaskRunnerHandle::Get()->PostTask( |
| FROM_HERE, value ? base::Bind(success_callback_, base::Passed(&value)) |
| : base::Bind(error_callback_, error)); |
| } |
| |
| } // namespace |