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// Copyright 2016 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/audio_sink.h"
#include <algorithm>
#include "starboard/nplb/audio_sink_helpers.h"
#include "starboard/thread.h"
#include "starboard/time.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace starboard {
namespace nplb {
TEST(SbAudioSinkTest, UpdateStatusCalled) {
AudioSinkTestFrameBuffers frame_buffers(SbAudioSinkGetMaxChannels());
AudioSinkTestEnvironment environment(frame_buffers);
ASSERT_TRUE(environment.is_valid());
EXPECT_TRUE(environment.WaitUntilUpdateStatusCalled());
EXPECT_TRUE(environment.WaitUntilUpdateStatusCalled());
}
TEST(SbAudioSinkTest, SomeFramesConsumed) {
AudioSinkTestFrameBuffers frame_buffers(SbAudioSinkGetMaxChannels());
AudioSinkTestEnvironment environment(frame_buffers);
ASSERT_TRUE(environment.is_valid());
// Audio sink need to be fully filled once to ensure it can start working.
int frames_to_append = frame_buffers.frames_per_channel();
environment.AppendFrame(frames_to_append);
EXPECT_TRUE(environment.WaitUntilSomeFramesAreConsumed());
}
TEST(SbAudioSinkTest, AllFramesConsumed) {
AudioSinkTestFrameBuffers frame_buffers(SbAudioSinkGetMaxChannels());
AudioSinkTestEnvironment environment(frame_buffers);
ASSERT_TRUE(environment.is_valid());
int frames_to_append = frame_buffers.frames_per_channel();
environment.AppendFrame(frames_to_append / 2);
EXPECT_TRUE(environment.WaitUntilAllFramesAreConsumed());
}
TEST(SbAudioSinkTest, MultipleAppendAndConsume) {
AudioSinkTestFrameBuffers frame_buffers(SbAudioSinkGetMaxChannels());
AudioSinkTestEnvironment environment(frame_buffers);
ASSERT_TRUE(environment.is_valid());
// Audio sink need to be fully filled once to ensure it can start working.
int frames_to_append = frame_buffers.frames_per_channel();
environment.AppendFrame(frames_to_append);
EXPECT_TRUE(environment.WaitUntilSomeFramesAreConsumed());
ASSERT_GT(environment.GetFrameBufferFreeSpaceInFrames(), 0);
environment.AppendFrame(environment.GetFrameBufferFreeSpaceInFrames());
EXPECT_TRUE(environment.WaitUntilAllFramesAreConsumed());
}
TEST(SbAudioSinkTest, Pause) {
AudioSinkTestFrameBuffers frame_buffers(SbAudioSinkGetMaxChannels());
AudioSinkTestEnvironment environment(frame_buffers);
ASSERT_TRUE(environment.is_valid());
environment.SetIsPlaying(false);
// Audio sink need to be fully filled once to ensure it can start working.
int frames_to_append = frame_buffers.frames_per_channel();
environment.AppendFrame(frames_to_append);
int free_space = environment.GetFrameBufferFreeSpaceInFrames();
EXPECT_TRUE(environment.WaitUntilUpdateStatusCalled());
EXPECT_TRUE(environment.WaitUntilUpdateStatusCalled());
EXPECT_EQ(free_space, environment.GetFrameBufferFreeSpaceInFrames());
environment.SetIsPlaying(true);
EXPECT_TRUE(environment.WaitUntilSomeFramesAreConsumed());
}
TEST(SbAudioSinkTest, Underflow) {
AudioSinkTestFrameBuffers frame_buffers(SbAudioSinkGetMaxChannels());
AudioSinkTestEnvironment environment(frame_buffers);
ASSERT_TRUE(environment.is_valid());
// Audio sink need to be fully filled once to ensure it can start working.
int frames_to_append = frame_buffers.frames_per_channel();
environment.AppendFrame(frames_to_append);
EXPECT_TRUE(environment.WaitUntilSomeFramesAreConsumed());
SbThreadSleep(250 * kSbTimeMillisecond);
ASSERT_GT(environment.GetFrameBufferFreeSpaceInFrames(), 0);
environment.AppendFrame(environment.GetFrameBufferFreeSpaceInFrames());
EXPECT_TRUE(environment.WaitUntilAllFramesAreConsumed());
}
TEST(SbAudioSinkTest, ContinuousAppend) {
AudioSinkTestFrameBuffers frame_buffers(SbAudioSinkGetMaxChannels());
AudioSinkTestEnvironment environment(frame_buffers);
ASSERT_TRUE(environment.is_valid());
int sample_rate = environment.sample_rate();
// We are trying to send 1/4s worth of audio samples.
int frames_to_append = sample_rate / 4;
while (frames_to_append > 0) {
int free_space = environment.GetFrameBufferFreeSpaceInFrames();
environment.AppendFrame(std::min(free_space, frames_to_append));
frames_to_append -= std::min(free_space, frames_to_append);
ASSERT_TRUE(environment.WaitUntilSomeFramesAreConsumed());
}
EXPECT_TRUE(environment.WaitUntilAllFramesAreConsumed());
}
} // namespace nplb
} // namespace starboard