Adds trunk/talk folder of revision 359 from libjingles google code to

trunk/talk


git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d

1 files changed, 212 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..5738955ec6
--- /dev/null
+++ b/talk/app/webrtc/test/fakeaudiocapturemodule_unittest.cc
@@ -0,0 +1,212 @@
+/*
+ * 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 "talk/base/gunit.h"
+#include "talk/base/scoped_ref_ptr.h"
+#include "talk/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(
+        talk_base::Thread::Current());
+    EXPECT_TRUE(fake_audio_capture_module_.get() != NULL);
+  }
+
+  // Callbacks inherited from webrtc::AudioTransport.
+  // ADM is pushing data.
+  virtual int32_t RecordedDataIsAvailable(const void* audioSamples,
+                                          const uint32_t nSamples,
+                                          const uint8_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) {
+    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.
+  virtual int32_t NeedMorePlayData(const uint32_t nSamples,
+                                   const uint8_t nBytesPerSample,
+                                   const uint8_t nChannels,
+                                   const uint32_t samplesPerSec,
+                                   void* audioSamples,
+                                   uint32_t& nSamplesOut) {
+    ++pull_iterations_;
+    const uint32_t audio_buffer_size = nSamples * nBytesPerSample;
+    const uint32_t bytes_out = RecordedDataReceived() ?
+        CopyFromRecBuffer(audioSamples, audio_buffer_size):
+        GenerateZeroBuffer(audioSamples, audio_buffer_size);
+    nSamplesOut = bytes_out / nBytesPerSample;
+    return 0;
+  }
+
+  int push_iterations() const { return push_iterations_; }
+  int pull_iterations() const { return pull_iterations_; }
+
+  talk_base::scoped_refptr<FakeAudioCaptureModule> fake_audio_capture_module_;
+
+ private:
+  bool RecordedDataReceived() const {
+    return rec_buffer_bytes_ != 0;
+  }
+  int32_t GenerateZeroBuffer(void* audio_buffer, uint32_t audio_buffer_size) {
+    memset(audio_buffer, 0, audio_buffer_size);
+    return audio_buffer_size;
+  }
+  int32_t CopyFromRecBuffer(void* audio_buffer, uint32_t audio_buffer_size) {
+    EXPECT_EQ(audio_buffer_size, rec_buffer_bytes_);
+    const uint32_t min_buffer_size = min(audio_buffer_size, rec_buffer_bytes_);
+    memcpy(audio_buffer, rec_buffer_, min_buffer_size);
+    return min_buffer_size;
+  }
+
+  int push_iterations_;
+  int pull_iterations_;
+
+  char rec_buffer_[FakeAudioCaptureModule::kNumberSamples *
+                   FakeAudioCaptureModule::kNumberBytesPerSample];
+  uint32_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 speaker_available = false;
+  EXPECT_EQ(0, fake_audio_capture_module_->SpeakerIsAvailable(
+      &speaker_available));
+  EXPECT_TRUE(speaker_available);
+
+  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 microphone_available = false;
+  EXPECT_EQ(0, fake_audio_capture_module_->MicrophoneIsAvailable(
+      &microphone_available));
+  EXPECT_TRUE(microphone_available);
+
+  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());
+}