Added framer to cast.

media/cast/framer/frame_buffer_unittest.cc

Index: media/cast/framer/frame_buffer_unittest.cc
diff --git a/media/cast/framer/frame_buffer_unittest.cc b/media/cast/framer/frame_buffer_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..26998f5fd7ea3cde311b8747637e2fdd5834fdf8
--- /dev/null
+++ b/media/cast/framer/frame_buffer_unittest.cc
@@ -0,0 +1,88 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "media/cast/framer/frame_buffer.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace media {
+namespace cast {
+
+class FrameBufferTest : public ::testing::Test {
+ protected:
+  FrameBufferTest() {}
+
+  ~FrameBufferTest() {}
+
+  void SetUp() {
+    payload_.assign(kIpPacketSize, 0);
+
+    // Build a default one packet frame - populate webrtc header.
+    rtp_header_.is_key_frame = false;
+    rtp_header_.frame_id = 0;
+    rtp_header_.packet_id = 0;
+    rtp_header_.max_packet_id = 0;
+    rtp_header_.is_reference = false;
+    rtp_header_.reference_frame_id = 0;
+  }
+
+  FrameBuffer buffer_;
+  std::vector<uint8> payload_;
+  RtpCastHeader rtp_header_;
+};
+
+TEST_F(FrameBufferTest, EmptyBuffer) {
+  EXPECT_FALSE(buffer_.Complete());
+  EXPECT_FALSE(buffer_.is_key_frame());
+  EncodedVideoFrame frame;
+  uint32 rtp_timestamp;
+  EXPECT_FALSE(buffer_.GetEncodedVideoFrame(&frame, &rtp_timestamp));
+}
+
+TEST_F(FrameBufferTest, DefaultOnePacketFrame) {
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  EXPECT_TRUE(buffer_.Complete());
+  EXPECT_FALSE(buffer_.is_key_frame());
+  EncodedVideoFrame frame;
+  uint32 rtp_timestamp;
+  EXPECT_TRUE(buffer_.GetEncodedVideoFrame(&frame, &rtp_timestamp));
+  EXPECT_EQ(payload_.size(), frame.data.size());
+}
+
+TEST_F(FrameBufferTest, MultiplePacketFrame) {
+  rtp_header_.is_key_frame = true;
+  rtp_header_.max_packet_id = 2;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  ++rtp_header_.packet_id;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  ++rtp_header_.packet_id;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  ++rtp_header_.packet_id;
+  EXPECT_TRUE(buffer_.Complete());
+  EXPECT_TRUE(buffer_.is_key_frame());
+  EncodedVideoFrame frame;
+  uint32 rtp_timestamp;
+  EXPECT_TRUE(buffer_.GetEncodedVideoFrame(&frame, &rtp_timestamp));
+  EXPECT_EQ(3 * payload_.size(), frame.data.size());
+}
+
+TEST_F(FrameBufferTest, InCompleteFrame) {
+  rtp_header_.max_packet_id = 4;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  ++rtp_header_.packet_id;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  ++rtp_header_.packet_id;
+  // Increment again - skip packet #2.
+  ++rtp_header_.packet_id;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  ++rtp_header_.packet_id;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  EXPECT_FALSE(buffer_.Complete());
+  // Insert missing packet.
+  rtp_header_.packet_id = 2;
+  buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
+  EXPECT_TRUE(buffer_.Complete());
+}
+
+}  // namespace media
+}  // namespace cast