Moves channel-dependent audio input processing to separate encoder task queue

webrtc/base/swap_queue_unittest.cc

 /*
  *  Copyright (c) 2015 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 24 matching lines @@
     return v.size() == length_;
   }
 
  private:
   size_t length_;
 };
 
 }  // anonymous namespace
 
 TEST(SwapQueueTest, BasicOperation) {
+  const size_t kCapacity = 2;
   std::vector<int> i(kChunkSize, 0);
-  SwapQueue<std::vector<int>> queue(2, i);
+  SwapQueue<std::vector<int>> queue(kCapacity, i);
 
+  EXPECT_EQ(queue.Capacity(), kCapacity);
+  EXPECT_EQ(queue.Size(), 0u);
   EXPECT_TRUE(queue.Insert(&i));
   EXPECT_EQ(i.size(), kChunkSize);
+  EXPECT_EQ(queue.Size(), 1u);
   EXPECT_TRUE(queue.Insert(&i));
   EXPECT_EQ(i.size(), kChunkSize);
+  EXPECT_EQ(queue.Size(), 2u);
   EXPECT_TRUE(queue.Remove(&i));
   EXPECT_EQ(i.size(), kChunkSize);
+  EXPECT_EQ(queue.Size(), 1u);
   EXPECT_TRUE(queue.Remove(&i));
   EXPECT_EQ(i.size(), kChunkSize);
+  EXPECT_EQ(queue.Size(), 0u);
 }
 
 TEST(SwapQueueTest, FullQueue) {
   SwapQueue<int> queue(2);
 
   // Fill the queue.
   int i = 0;
   EXPECT_TRUE(queue.Insert(&i));
   i = 1;
   EXPECT_TRUE(queue.Insert(&i));
@@ skipping 150 matching lines @@
   EXPECT_TRUE(queue.Insert(&i));
   i = 43;
   EXPECT_FALSE(queue.Insert(&i));
   EXPECT_EQ(i, 43);
   EXPECT_TRUE(queue.Remove(&i));
   EXPECT_EQ(i, 42);
   EXPECT_FALSE(queue.Remove(&i));
 }
 
 }  // namespace webrtc