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// 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.

#include "base/bind.h"
#include "base/run_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/utility_process_host.h"
#include "content/public/browser/utility_process_host_client.h"
#include "content/public/common/service_registry.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/test_mojo_service.mojom.h"

namespace content {

class UtilityProcessHostImplBrowserTest : public ContentBrowserTest {
 public:
  void RunUtilityProcess() {
    base::RunLoop run_loop;
    done_closure_ = run_loop.QuitClosure();
    BrowserThread::PostTask(
        BrowserThread::IO, FROM_HERE,
        base::Bind(
            &UtilityProcessHostImplBrowserTest::RunUtilityProcessOnIOThread,
            base::Unretained(this)));
    run_loop.Run();
  }

 protected:
  void RunUtilityProcessOnIOThread() {
    UtilityProcessHost* host = UtilityProcessHost::Create(nullptr, nullptr);
    host->SetName(base::ASCIIToUTF16("TestProcess"));
    EXPECT_TRUE(host->Start());

    ServiceRegistry* service_registry = host->GetServiceRegistry();
    service_registry->ConnectToRemoteService(mojo::GetProxy(&service_));
    service_->DoSomething(base::Bind(
        &UtilityProcessHostImplBrowserTest::OnSomething,
        base::Unretained(this)));
  }

  void OnSomething() {
    service_.reset();
    BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, done_closure_);
  }

  mojom::TestMojoServicePtr service_;
  base::Closure done_closure_;
};

IN_PROC_BROWSER_TEST_F(UtilityProcessHostImplBrowserTest, LaunchProcess) {
  RunUtilityProcess();
}

}  // namespace content