Use ApplicationTestBase for MojoRendererTest.

media/mojo/services/renderer_unittest.cc

-// Copyright 2014 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/at_exit.h"
-#include "base/bind.h"
-#include "base/command_line.h"
-#include "base/message_loop/message_loop.h"
-#include "base/run_loop.h"
-#include "media/base/audio_decoder_config.h"
-#include "media/base/channel_layout.h"
-#include "media/base/demuxer_stream_provider.h"
-#include "media/base/sample_format.h"
-#include "media/base/video_decoder_config.h"
-#include "media/mojo/services/mojo_renderer_impl.h"
-#include "mojo/public/c/system/main.h"
-#include "mojo/public/cpp/application/application_delegate.h"
-#include "mojo/public/cpp/application/application_impl.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace {
-
-// This class is here to give the gtest class access to the
-// mojo::ApplicationImpl so that the tests can connect to other applications.
-class MojoRendererTestHelper : public mojo::ApplicationDelegate {
- public:
-  MojoRendererTestHelper() : application_impl_(NULL) {}
-  ~MojoRendererTestHelper() override {}
-
-  // ApplicationDelegate implementation.
-  void Initialize(mojo::ApplicationImpl* app) override {
-    application_impl_ = app;
-  }
-
-  mojo::ApplicationImpl* application_impl() { return application_impl_; }
-
- private:
-  mojo::ApplicationImpl* application_impl_;
-
-  DISALLOW_COPY_AND_ASSIGN(MojoRendererTestHelper);
-};
-
-// TODO(tim): Reconcile this with mojo apptest framework when ready.
-MojoRendererTestHelper* g_test_delegate = NULL;
-
-// TODO(tim): Make media::FakeDemuxerStream support audio and use that for the
-// DemuxerStream implementation instead.
-class FakeDemuxerStream : public media::DemuxerStreamProvider,
-                          public media::DemuxerStream {
- public:
-  FakeDemuxerStream() {}
-  ~FakeDemuxerStream() override {}
-
-  // media::Demuxer implementation.
-  media::DemuxerStream* GetStream(media::DemuxerStream::Type type) override {
-    DCHECK_EQ(media::DemuxerStream::AUDIO, type);
-    return this;
-  }
-  media::DemuxerStreamProvider::Liveness GetLiveness() const override {
-    return media::DemuxerStreamProvider::LIVENESS_UNKNOWN;
-  }
-
-  // media::DemuxerStream implementation.
-  void Read(const ReadCB& read_cb) override {}
-
-  media::AudioDecoderConfig audio_decoder_config() override {
-    media::AudioDecoderConfig config;
-    config.Initialize(media::kCodecAAC,
-                      media::kSampleFormatU8,
-                      media::CHANNEL_LAYOUT_SURROUND,
-                      48000,
-                      NULL,
-                      0,
-                      false,
-                      false,
-                      base::TimeDelta(),
-                      0);
-    return config;
-  }
-
-  media::VideoDecoderConfig video_decoder_config() override {
-    NOTREACHED();
-    return media::VideoDecoderConfig();
-  }
-
-  media::DemuxerStream::Type type() override {
-    return media::DemuxerStream::AUDIO;
-  }
-
-  void EnableBitstreamConverter() override {}
-
-  bool SupportsConfigChanges() override { return true; }
-
-  media::VideoRotation video_rotation() override {
-    NOTREACHED();
-    return media::VIDEO_ROTATION_0;
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(FakeDemuxerStream);
-};
-
-}  // namespace
-
-namespace media {
-
-class MojoRendererTest : public testing::Test {
- public:
-  MojoRendererTest() : service_provider_(NULL) {}
-
-  void SetUp() override {
-    demuxer_stream_provider_.reset(new FakeDemuxerStream());
-    service_provider_ =
-        g_test_delegate->application_impl()
-            ->ConnectToApplication("mojo:media_mojo_renderer_app")
-            ->GetServiceProvider();
-  }
-
-  mojo::ServiceProvider* service_provider() { return service_provider_; }
-  DemuxerStreamProvider* stream_provider() {
-    return demuxer_stream_provider_.get();
-  }
-  scoped_refptr<base::SingleThreadTaskRunner> task_runner() {
-    return base::MessageLoop::current()->task_runner();
-  }
-
- private:
-  scoped_ptr<DemuxerStreamProvider> demuxer_stream_provider_;
-  mojo::ServiceProvider* service_provider_;
-
-  DISALLOW_COPY_AND_ASSIGN(MojoRendererTest);
-};
-
-void ErrorCallback(PipelineStatus* output, PipelineStatus status) {
-  *output = status;
-}
-
-// Tests that a MojoRendererImpl can successfully establish communication
-// with a MojoRendererService and set up a MojoDemuxerStream
-// connection. The test also initializes a media::AudioRendererImpl which
-// will error-out expectedly due to lack of support for decoder selection.
-TEST_F(MojoRendererTest, BasicInitialize) {
-  MojoRendererImpl rimpl(task_runner(), service_provider());
-  PipelineStatus expected_error(PIPELINE_OK);
-  rimpl.Initialize(stream_provider(),
-                   base::MessageLoop::current()->QuitClosure(),
-                   media::StatisticsCB(),
-                   base::Closure(),
-                   base::Bind(&ErrorCallback, &expected_error),
-                   media::BufferingStateCB());
-  base::MessageLoop::current()->Run();
-
-  // We expect an error during initialization because MojoRendererService
-  // doesn't initialize any decoders, which causes an error.
-  EXPECT_EQ(PIPELINE_ERROR_COULD_NOT_RENDER, expected_error);
-}
-
-}  // namespace media
-
-MojoResult MojoMain(MojoHandle shell_handle) {
-  base::CommandLine::Init(0, NULL);
-#if !defined(COMPONENT_BUILD)
-  base::AtExitManager at_exit;
-#endif
-
-  // TODO(tim): Reconcile this with apptest framework when it is ready.
-  scoped_ptr<mojo::ApplicationDelegate> delegate(new MojoRendererTestHelper());
-  g_test_delegate = static_cast<MojoRendererTestHelper*>(delegate.get());
-  {
-    base::MessageLoop loop;
-    mojo::ApplicationImpl impl(
-        delegate.get(),
-        mojo::MakeScopedHandle(mojo::MessagePipeHandle(shell_handle)));
-
-    int argc = 0;
-    char** argv = NULL;
-    testing::InitGoogleTest(&argc, argv);
-    mojo_ignore_result(RUN_ALL_TESTS());
-  }
-
-  g_test_delegate = NULL;
-  delegate.reset();
-  return MOJO_RESULT_OK;
-}