Adding support for RTCRtpEncodingParameters.active flag.

webrtc/media/engine/webrtcvideoengine2_unittest.cc

 /*
  *  Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 3249 matching lines @@
   EXPECT_EQ(0, nonexistent_parameters.encodings.size());
 
   nonexistent_parameters.encodings.push_back(webrtc::RtpEncodingParameters());
   EXPECT_FALSE(channel_->SetRtpParameters(last_ssrc_, nonexistent_parameters));
 }
 
 TEST_F(WebRtcVideoChannel2Test,
        CannotSetRtpParametersWithIncorrectNumberOfEncodings) {
   // This test verifies that setting RtpParameters succeeds only if
   // the structure contains exactly one encoding.
-  // TODO(skvlad): Update this test when we strat supporting setting parameters
+  // TODO(skvlad): Update this test when we start supporting setting parameters
   // for each encoding individually.
 
   AddSendStream();
   // Setting RtpParameters with no encoding is expected to fail.
   webrtc::RtpParameters parameters;
   EXPECT_FALSE(channel_->SetRtpParameters(last_ssrc_, parameters));
   // Setting RtpParameters with exactly one encoding should succeed.
   parameters.encodings.push_back(webrtc::RtpEncodingParameters());
   EXPECT_TRUE(channel_->SetRtpParameters(last_ssrc_, parameters));
   // Two or more encodings should result in failure.
   parameters.encodings.push_back(webrtc::RtpEncodingParameters());
   EXPECT_FALSE(channel_->SetRtpParameters(last_ssrc_, parameters));
 }
 
+// Test that a stream will not be sending if its encoding is made
+// inactive through SetRtpParameters.
+// TODO(deadbeef): Update this test when we start supporting setting parameters
+// for each encoding individually.
+TEST_F(WebRtcVideoChannel2Test, SetRtpParametersEncodingsActive) {
+  FakeVideoSendStream* stream = AddSendStream();
+  EXPECT_TRUE(channel_->SetSend(true));
+  EXPECT_TRUE(stream->IsSending());
+
+  // Get current parameters and change "active" to false.
+  webrtc::RtpParameters parameters = channel_->GetRtpParameters(last_ssrc_);
+  ASSERT_EQ(1u, parameters.encodings.size());
+  ASSERT_TRUE(parameters.encodings[0].active);
+  parameters.encodings[0].active = false;
+  EXPECT_TRUE(channel_->SetRtpParameters(last_ssrc_, parameters));
+  EXPECT_FALSE(stream->IsSending());
+
+  // Now change it back to active and verify we resume sending.
+  parameters.encodings[0].active = true;
+  EXPECT_TRUE(channel_->SetRtpParameters(last_ssrc_, parameters));
+  EXPECT_TRUE(stream->IsSending());
+}
+
 void WebRtcVideoChannel2Test::TestReceiverLocalSsrcConfiguration(
     bool receiver_first) {
   EXPECT_TRUE(channel_->SetSendParameters(send_parameters_));
 
   const uint32_t kSenderSsrc = 0xC0FFEE;
   const uint32_t kSecondSenderSsrc = 0xBADCAFE;
   const uint32_t kReceiverSsrc = 0x4711;
   const uint32_t kExpectedDefaultReceiverSsrc = 1;
 
   if (receiver_first) {
@@ skipping 174 matching lines @@
 }
 
 // Test that we normalize send codec format size in simulcast.
 TEST_F(WebRtcVideoChannel2SimulcastTest, SetSendCodecsWithOddSizeInSimulcast) {
   cricket::VideoCodec codec(kVp8Codec270p);
   codec.width += 1;
   codec.height += 1;
   VerifySimulcastSettings(codec, 2, 2);
 }
 }  // namespace cricket