Cast: Reshuffle files under media/cast

media/cast/rtp_receiver/rtp_parser/rtp_parser_unittest.cc

-// 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 "base/memory/scoped_ptr.h"
-#include "base/rand_util.h"
-#include "media/cast/rtp_receiver/rtp_parser/rtp_parser.h"
-#include "media/cast/rtp_receiver/rtp_parser/test/rtp_packet_builder.h"
-#include "media/cast/rtp_receiver/rtp_receiver_defines.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace media {
-namespace cast {
-
-static const size_t kPacketLength = 1500;
-static const int kTestPayloadType = 127;
-static const uint32 kTestSsrc = 1234;
-static const uint32 kTestTimestamp = 111111;
-static const uint16 kTestSeqNum = 4321;
-static const uint8 kRefFrameId = 17;
-
-class RtpParserTest : public ::testing::Test {
- protected:
-  RtpParserTest() : rtp_parser_(kTestSsrc, kTestPayloadType) {
-    packet_builder_.SetSsrc(kTestSsrc);
-    packet_builder_.SetSequenceNumber(kTestSeqNum);
-    packet_builder_.SetTimestamp(kTestTimestamp);
-    packet_builder_.SetPayloadType(kTestPayloadType);
-    packet_builder_.SetMarkerBit(true);  // Only one packet.
-    cast_header_.sender_ssrc = kTestSsrc;
-    cast_header_.sequence_number = kTestSeqNum;
-    cast_header_.rtp_timestamp = kTestTimestamp;
-    cast_header_.payload_type = kTestPayloadType;
-    cast_header_.marker = true;
-  }
-
-  virtual ~RtpParserTest() {}
-
-  void ExpectParsesPacket() {
-    RtpCastHeader parsed_header;
-    const uint8* payload = NULL;
-    size_t payload_size = static_cast<size_t>(-1);
-    EXPECT_TRUE(rtp_parser_.ParsePacket(
-        packet_, kPacketLength, &parsed_header, &payload, &payload_size));
-
-    EXPECT_EQ(cast_header_.marker, parsed_header.marker);
-    EXPECT_EQ(cast_header_.payload_type, parsed_header.payload_type);
-    EXPECT_EQ(cast_header_.sequence_number, parsed_header.sequence_number);
-    EXPECT_EQ(cast_header_.rtp_timestamp, parsed_header.rtp_timestamp);
-    EXPECT_EQ(cast_header_.sender_ssrc, parsed_header.sender_ssrc);
-
-    EXPECT_EQ(cast_header_.is_key_frame, parsed_header.is_key_frame);
-    EXPECT_EQ(cast_header_.frame_id, parsed_header.frame_id);
-    EXPECT_EQ(cast_header_.packet_id, parsed_header.packet_id);
-    EXPECT_EQ(cast_header_.max_packet_id, parsed_header.max_packet_id);
-    EXPECT_EQ(cast_header_.reference_frame_id,
-              parsed_header.reference_frame_id);
-
-    EXPECT_TRUE(!!payload);
-    EXPECT_NE(static_cast<size_t>(-1), payload_size);
-  }
-
-  void ExpectDoesNotParsePacket() {
-    RtpCastHeader parsed_header;
-    const uint8* payload = NULL;
-    size_t payload_size = static_cast<size_t>(-1);
-    EXPECT_FALSE(rtp_parser_.ParsePacket(
-        packet_, kPacketLength, &parsed_header, &payload, &payload_size));
-  }
-
-  RtpPacketBuilder packet_builder_;
-  uint8 packet_[kPacketLength];
-  RtpParser rtp_parser_;
-  RtpCastHeader cast_header_;
-};
-
-TEST_F(RtpParserTest, ParseDefaultCastPacket) {
-  packet_builder_.BuildHeader(packet_, kPacketLength);
-  ExpectParsesPacket();
-}
-
-TEST_F(RtpParserTest, ParseNonDefaultCastPacket) {
-  packet_builder_.SetKeyFrame(true);
-  packet_builder_.SetFrameIds(10, 10);
-  packet_builder_.SetPacketId(5);
-  packet_builder_.SetMaxPacketId(15);
-  packet_builder_.SetMarkerBit(false);
-  packet_builder_.BuildHeader(packet_, kPacketLength);
-  cast_header_.is_key_frame = true;
-  cast_header_.frame_id = 10;
-  cast_header_.reference_frame_id = 10;
-  cast_header_.packet_id = 5;
-  cast_header_.max_packet_id = 15;
-  cast_header_.marker = false;
-  ExpectParsesPacket();
-}
-
-TEST_F(RtpParserTest, TooBigPacketId) {
-  packet_builder_.SetKeyFrame(true);
-  packet_builder_.SetFrameIds(10, 10);
-  packet_builder_.SetPacketId(15);
-  packet_builder_.SetMaxPacketId(5);
-  packet_builder_.BuildHeader(packet_, kPacketLength);
-  cast_header_.is_key_frame = true;
-  cast_header_.frame_id = 10;
-  cast_header_.reference_frame_id = 10;
-  cast_header_.packet_id = 15;
-  cast_header_.max_packet_id = 5;
-  ExpectDoesNotParsePacket();
-}
-
-TEST_F(RtpParserTest, MaxPacketId) {
-  packet_builder_.SetKeyFrame(true);
-  packet_builder_.SetFrameIds(10, 10);
-  packet_builder_.SetPacketId(65535);
-  packet_builder_.SetMaxPacketId(65535);
-  packet_builder_.BuildHeader(packet_, kPacketLength);
-  cast_header_.is_key_frame = true;
-  cast_header_.frame_id = 10;
-  cast_header_.reference_frame_id = 10;
-  cast_header_.packet_id = 65535;
-  cast_header_.max_packet_id = 65535;
-  ExpectParsesPacket();
-}
-
-TEST_F(RtpParserTest, InvalidPayloadType) {
-  packet_builder_.SetKeyFrame(true);
-  packet_builder_.SetFrameIds(10, 10);
-  packet_builder_.SetPacketId(65535);
-  packet_builder_.SetMaxPacketId(65535);
-  packet_builder_.SetPayloadType(kTestPayloadType - 1);
-  packet_builder_.BuildHeader(packet_, kPacketLength);
-  cast_header_.is_key_frame = true;
-  cast_header_.frame_id = 10;
-  cast_header_.reference_frame_id = 10;
-  cast_header_.packet_id = 65535;
-  cast_header_.max_packet_id = 65535;
-  cast_header_.payload_type = kTestPayloadType - 1;
-  ExpectDoesNotParsePacket();
-}
-
-TEST_F(RtpParserTest, InvalidSsrc) {
-  packet_builder_.SetKeyFrame(true);
-  packet_builder_.SetFrameIds(10, 10);
-  packet_builder_.SetPacketId(65535);
-  packet_builder_.SetMaxPacketId(65535);
-  packet_builder_.SetSsrc(kTestSsrc - 1);
-  packet_builder_.BuildHeader(packet_, kPacketLength);
-  cast_header_.is_key_frame = true;
-  cast_header_.frame_id = 10;
-  cast_header_.reference_frame_id = 10;
-  cast_header_.packet_id = 65535;
-  cast_header_.max_packet_id = 65535;
-  cast_header_.sender_ssrc = kTestSsrc - 1;
-  ExpectDoesNotParsePacket();
-}
-
-TEST_F(RtpParserTest, ParseCastPacketWithSpecificFrameReference) {
-  packet_builder_.SetFrameIds(kRefFrameId + 3, kRefFrameId);
-  packet_builder_.BuildHeader(packet_, kPacketLength);
-  cast_header_.frame_id = kRefFrameId + 3;
-  cast_header_.reference_frame_id = kRefFrameId;
-  ExpectParsesPacket();
-}
-
-TEST_F(RtpParserTest, ParseExpandingFrameIdTo32Bits) {
-  const uint32 kMaxFrameId = 1000;
-  packet_builder_.SetKeyFrame(true);
-  cast_header_.is_key_frame = true;
-  for (uint32 frame_id = 0; frame_id <= kMaxFrameId; ++frame_id) {
-    packet_builder_.SetFrameIds(frame_id, frame_id);
-    packet_builder_.BuildHeader(packet_, kPacketLength);
-    cast_header_.frame_id = frame_id;
-    cast_header_.reference_frame_id = frame_id;
-    ExpectParsesPacket();
-  }
-}
-
-TEST_F(RtpParserTest, ParseExpandingReferenceFrameIdTo32Bits) {
-  const uint32 kMaxFrameId = 1000;
-  const uint32 kMaxBackReferenceOffset = 10;
-  packet_builder_.SetKeyFrame(false);
-  cast_header_.is_key_frame = false;
-  for (uint32 frame_id = kMaxBackReferenceOffset;
-       frame_id <= kMaxFrameId; ++frame_id) {
-    const uint32 reference_frame_id =
-        frame_id - base::RandInt(1, kMaxBackReferenceOffset);
-    packet_builder_.SetFrameIds(frame_id, reference_frame_id);
-    packet_builder_.BuildHeader(packet_, kPacketLength);
-    cast_header_.frame_id = frame_id;
-    cast_header_.reference_frame_id = reference_frame_id;
-    ExpectParsesPacket();
-  }
-}
-
-}  //  namespace cast
-}  //  namespace media