Clear PacketBuffer when full.

webrtc/modules/video_coding/video_packet_buffer_unittest.cc

 /*
  *  Copyright (c) 2016 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 194 matching lines @@
 
   ASSERT_EQ(1UL, frames_from_callback_.size());
   CheckFrame(seq_num);
 }
 
 TEST_F(TestPacketBuffer, ExpandBufferOverflow) {
   const uint16_t seq_num = Rand();
 
   for (int i = 0; i < kMaxSize; ++i)
     EXPECT_TRUE(Insert(seq_num + i, kKeyFrame, kFirst, kLast));
-  EXPECT_FALSE(Insert(seq_num + kMaxSize + 1, kKeyFrame, kFirst, kLast));
+  EXPECT_TRUE(Insert(seq_num + kMaxSize + 1, kKeyFrame, kFirst, kLast));
 }
 
 TEST_F(TestPacketBuffer, OnePacketOneFrame) {
   const uint16_t seq_num = Rand();
   EXPECT_TRUE(Insert(seq_num, kKeyFrame, kFirst, kLast));
   ASSERT_EQ(1UL, frames_from_callback_.size());
   CheckFrame(seq_num);
 }
 
 TEST_F(TestPacketBuffer, TwoPacketsTwoFrames) {
@@ skipping 232 matching lines @@
   EXPECT_TRUE(Insert(2, kKeyFrame, kFirst, kNotLast, 5, data1));
 
   // Expect to free data2 upon insertion.
   EXPECT_TRUE(Insert(2, kKeyFrame, kFirst, kNotLast, 5, data2));
 
   // Expect to free data3 upon insertion (old packet).
   packet_buffer_->ClearTo(1);
   EXPECT_FALSE(Insert(1, kKeyFrame, kFirst, kNotLast, 5, data3));
 
   // Expect to free data4 upon insertion (packet buffer is full).
-  EXPECT_FALSE(Insert(2 + kMaxSize, kKeyFrame, kFirst, kNotLast, 5, data4));
+  EXPECT_TRUE(Insert(2 + kMaxSize, kKeyFrame, kFirst, kNotLast, 5, data4));
 }
 
 TEST_F(TestPacketBuffer, ContinuousSeqNumDoubleMarkerBit) {
   Insert(2, kKeyFrame, kNotFirst, kNotLast);
   Insert(1, kKeyFrame, kFirst, kLast);
   frames_from_callback_.clear();
   Insert(3, kKeyFrame, kNotFirst, kLast);
 
   EXPECT_EQ(0UL, frames_from_callback_.size());
 }
 
 }  // namespace video_coding
 }  // namespace webrtc