chrome/test/base/mojo_test_connector.h

// Copyright 2016 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.

#ifndef CHROME_TEST_BASE_MOJO_TEST_CONNECTOR_H_
#define CHROME_TEST_BASE_MOJO_TEST_CONNECTOR_H_

#include <memory>

#include "base/macros.h"
#include "base/process/process_handle.h"
#include "base/test/launcher/test_launcher.h"
#include "services/service_manager/background/background_service_manager.h"
#include "services/service_manager/public/interfaces/service.mojom.h"

namespace base {
class CommandLine;
}

namespace content {
class TestState;
}

// MojoTestConnector in responsible for providing the necessary wiring for
// test processes to get a mojo channel passed to them.  To use this class
// call PrepareForTest() prior to launching each test. It is expected
// PrepareForTest() is called from content::TestLauncherDelegate::PreRunTest().
class MojoTestConnector {
 public:
  // Switch added to command line of each test.
  static const char kTestSwitch[];

  // Command line switch added to all apps that are expected to be provided by
  // browser_tests.
  static const char kMashApp[];

  MojoTestConnector();
  ~MojoTestConnector();

  // Initializes the background thread the ServiceManager runs on.
  service_manager::mojom::ServiceRequest Init();

  std::unique_ptr<content::TestState> PrepareForTest(
      base::CommandLine* command_line,
      base::TestLauncher::LaunchOptions* test_launch_options);

 private:
  class NativeRunnerDelegateImpl;

  std::unique_ptr<NativeRunnerDelegateImpl> native_runner_delegate_;

  service_manager::BackgroundServiceManager background_service_manager_;

  DISALLOW_COPY_AND_ASSIGN(MojoTestConnector);
};

#endif  // CHROME_TEST_BASE_MOJO_TEST_CONNECTOR_H_