diff options
Diffstat (limited to 'talk/app/webrtc/test/fakeaudiocapturemodule_unittest.cc')
| -rw-r--r-- | talk/app/webrtc/test/fakeaudiocapturemodule_unittest.cc | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/talk/app/webrtc/test/fakeaudiocapturemodule_unittest.cc b/talk/app/webrtc/test/fakeaudiocapturemodule_unittest.cc new file mode 100644 index 0000000000..e2dc12375b --- /dev/null +++ b/talk/app/webrtc/test/fakeaudiocapturemodule_unittest.cc @@ -0,0 +1,216 @@ +/* + * libjingle + * Copyright 2012 Google Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "talk/app/webrtc/test/fakeaudiocapturemodule.h" + +#include <algorithm> + +#include "webrtc/base/criticalsection.h" +#include "webrtc/base/gunit.h" +#include "webrtc/base/scoped_ref_ptr.h" +#include "webrtc/base/thread.h" + +using std::min; + +class FakeAdmTest : public testing::Test, + public webrtc::AudioTransport { + protected: + static const int kMsInSecond = 1000; + + FakeAdmTest() + : push_iterations_(0), + pull_iterations_(0), + rec_buffer_bytes_(0) { + memset(rec_buffer_, 0, sizeof(rec_buffer_)); + } + + virtual void SetUp() { + fake_audio_capture_module_ = FakeAudioCaptureModule::Create(); + EXPECT_TRUE(fake_audio_capture_module_.get() != NULL); + } + + // Callbacks inherited from webrtc::AudioTransport. + // ADM is pushing data. + int32_t RecordedDataIsAvailable(const void* audioSamples, + const size_t nSamples, + const size_t nBytesPerSample, + const uint8_t nChannels, + const uint32_t samplesPerSec, + const uint32_t totalDelayMS, + const int32_t clockDrift, + const uint32_t currentMicLevel, + const bool keyPressed, + uint32_t& newMicLevel) override { + rtc::CritScope cs(&crit_); + rec_buffer_bytes_ = nSamples * nBytesPerSample; + if ((rec_buffer_bytes_ == 0) || + (rec_buffer_bytes_ > FakeAudioCaptureModule::kNumberSamples * + FakeAudioCaptureModule::kNumberBytesPerSample)) { + ADD_FAILURE(); + return -1; + } + memcpy(rec_buffer_, audioSamples, rec_buffer_bytes_); + ++push_iterations_; + newMicLevel = currentMicLevel; + return 0; + } + + // ADM is pulling data. + int32_t NeedMorePlayData(const size_t nSamples, + const size_t nBytesPerSample, + const uint8_t nChannels, + const uint32_t samplesPerSec, + void* audioSamples, + size_t& nSamplesOut, + int64_t* elapsed_time_ms, + int64_t* ntp_time_ms) override { + rtc::CritScope cs(&crit_); + ++pull_iterations_; + const size_t audio_buffer_size = nSamples * nBytesPerSample; + const size_t bytes_out = RecordedDataReceived() ? + CopyFromRecBuffer(audioSamples, audio_buffer_size): + GenerateZeroBuffer(audioSamples, audio_buffer_size); + nSamplesOut = bytes_out / nBytesPerSample; + *elapsed_time_ms = 0; + *ntp_time_ms = 0; + return 0; + } + + int push_iterations() const { + rtc::CritScope cs(&crit_); + return push_iterations_; + } + int pull_iterations() const { + rtc::CritScope cs(&crit_); + return pull_iterations_; + } + + rtc::scoped_refptr<FakeAudioCaptureModule> fake_audio_capture_module_; + + private: + bool RecordedDataReceived() const { + return rec_buffer_bytes_ != 0; + } + size_t GenerateZeroBuffer(void* audio_buffer, size_t audio_buffer_size) { + memset(audio_buffer, 0, audio_buffer_size); + return audio_buffer_size; + } + size_t CopyFromRecBuffer(void* audio_buffer, size_t audio_buffer_size) { + EXPECT_EQ(audio_buffer_size, rec_buffer_bytes_); + const size_t min_buffer_size = min(audio_buffer_size, rec_buffer_bytes_); + memcpy(audio_buffer, rec_buffer_, min_buffer_size); + return min_buffer_size; + } + + mutable rtc::CriticalSection crit_; + + int push_iterations_; + int pull_iterations_; + + char rec_buffer_[FakeAudioCaptureModule::kNumberSamples * + FakeAudioCaptureModule::kNumberBytesPerSample]; + size_t rec_buffer_bytes_; +}; + +TEST_F(FakeAdmTest, TestProccess) { + // Next process call must be some time in the future (or now). + EXPECT_LE(0, fake_audio_capture_module_->TimeUntilNextProcess()); + // Process call updates TimeUntilNextProcess() but there are no guarantees on + // timing so just check that Process can ba called successfully. + EXPECT_LE(0, fake_audio_capture_module_->Process()); +} + +TEST_F(FakeAdmTest, PlayoutTest) { + EXPECT_EQ(0, fake_audio_capture_module_->RegisterAudioCallback(this)); + + bool stereo_available = false; + EXPECT_EQ(0, + fake_audio_capture_module_->StereoPlayoutIsAvailable( + &stereo_available)); + EXPECT_TRUE(stereo_available); + + EXPECT_NE(0, fake_audio_capture_module_->StartPlayout()); + EXPECT_FALSE(fake_audio_capture_module_->PlayoutIsInitialized()); + EXPECT_FALSE(fake_audio_capture_module_->Playing()); + EXPECT_EQ(0, fake_audio_capture_module_->StopPlayout()); + + EXPECT_EQ(0, fake_audio_capture_module_->InitPlayout()); + EXPECT_TRUE(fake_audio_capture_module_->PlayoutIsInitialized()); + EXPECT_FALSE(fake_audio_capture_module_->Playing()); + + EXPECT_EQ(0, fake_audio_capture_module_->StartPlayout()); + EXPECT_TRUE(fake_audio_capture_module_->Playing()); + + uint16_t delay_ms = 10; + EXPECT_EQ(0, fake_audio_capture_module_->PlayoutDelay(&delay_ms)); + EXPECT_EQ(0, delay_ms); + + EXPECT_TRUE_WAIT(pull_iterations() > 0, kMsInSecond); + EXPECT_GE(0, push_iterations()); + + EXPECT_EQ(0, fake_audio_capture_module_->StopPlayout()); + EXPECT_FALSE(fake_audio_capture_module_->Playing()); +} + +TEST_F(FakeAdmTest, RecordTest) { + EXPECT_EQ(0, fake_audio_capture_module_->RegisterAudioCallback(this)); + + bool stereo_available = false; + EXPECT_EQ(0, fake_audio_capture_module_->StereoRecordingIsAvailable( + &stereo_available)); + EXPECT_FALSE(stereo_available); + + EXPECT_NE(0, fake_audio_capture_module_->StartRecording()); + EXPECT_FALSE(fake_audio_capture_module_->Recording()); + EXPECT_EQ(0, fake_audio_capture_module_->StopRecording()); + + EXPECT_EQ(0, fake_audio_capture_module_->InitRecording()); + EXPECT_EQ(0, fake_audio_capture_module_->StartRecording()); + EXPECT_TRUE(fake_audio_capture_module_->Recording()); + + EXPECT_TRUE_WAIT(push_iterations() > 0, kMsInSecond); + EXPECT_GE(0, pull_iterations()); + + EXPECT_EQ(0, fake_audio_capture_module_->StopRecording()); + EXPECT_FALSE(fake_audio_capture_module_->Recording()); +} + +TEST_F(FakeAdmTest, DuplexTest) { + EXPECT_EQ(0, fake_audio_capture_module_->RegisterAudioCallback(this)); + + EXPECT_EQ(0, fake_audio_capture_module_->InitPlayout()); + EXPECT_EQ(0, fake_audio_capture_module_->StartPlayout()); + + EXPECT_EQ(0, fake_audio_capture_module_->InitRecording()); + EXPECT_EQ(0, fake_audio_capture_module_->StartRecording()); + + EXPECT_TRUE_WAIT(push_iterations() > 0, kMsInSecond); + EXPECT_TRUE_WAIT(pull_iterations() > 0, kMsInSecond); + + EXPECT_EQ(0, fake_audio_capture_module_->StopPlayout()); + EXPECT_EQ(0, fake_audio_capture_module_->StopRecording()); +} |