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Unified Diff: webrtc/modules/rtp_rtcp/source/rtp_payload_registry_unittest.cc

Issue 3012253002: Reland of Delete Rtx-related methods from RTPPayloadRegistry. (Closed)
Patch Set: Created 3 years, 3 months ago
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Index: webrtc/modules/rtp_rtcp/source/rtp_payload_registry_unittest.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_payload_registry_unittest.cc b/webrtc/modules/rtp_rtcp/source/rtp_payload_registry_unittest.cc
index f5707d226cde96cfec6357f967e5c3ddb3097e06..6e17eb9acaf60ddcb6becdd43c393a547f10a1fe 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_payload_registry_unittest.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_payload_registry_unittest.cc
@@ -13,7 +13,6 @@
#include "webrtc/common_types.h"
#include "webrtc/modules/rtp_rtcp/include/rtp_header_parser.h"
#include "webrtc/modules/rtp_rtcp/include/rtp_payload_registry.h"
-#include "webrtc/modules/rtp_rtcp/source/byte_io.h"
#include "webrtc/modules/rtp_rtcp/source/rtp_utility.h"
#include "webrtc/test/gmock.h"
#include "webrtc/test/gtest.h"
@@ -259,105 +258,6 @@
rtp_payload_registry.RegisterReceivePayload(audio_codec, &ignored));
}
-// Generates an RTX packet for the given length and original sequence number.
-// The RTX sequence number and ssrc will use the default value of 9999. The
-// caller takes ownership of the returned buffer.
-const uint8_t* GenerateRtxPacket(size_t header_length,
- size_t payload_length,
- uint16_t original_sequence_number) {
- uint8_t* packet =
- new uint8_t[kRtxHeaderSize + header_length + payload_length]();
- // Write the RTP version to the first byte, so the resulting header can be
- // parsed.
- static const int kRtpExpectedVersion = 2;
- packet[0] = static_cast<uint8_t>(kRtpExpectedVersion << 6);
- // Write a junk sequence number. It should be thrown away when the packet is
- // restored.
- ByteWriter<uint16_t>::WriteBigEndian(packet + 2, 9999);
- // Write a junk ssrc. It should also be thrown away when the packet is
- // restored.
- ByteWriter<uint32_t>::WriteBigEndian(packet + 8, 9999);
-
- // Now write the RTX header. It occurs at the start of the payload block, and
- // contains just the sequence number.
- ByteWriter<uint16_t>::WriteBigEndian(packet + header_length,
- original_sequence_number);
- return packet;
-}
-
-void TestRtxPacket(RTPPayloadRegistry* rtp_payload_registry,
- int rtx_payload_type,
- int expected_payload_type,
- bool should_succeed) {
- size_t header_length = 100;
- size_t payload_length = 200;
- size_t original_length = header_length + payload_length + kRtxHeaderSize;
-
- RTPHeader header;
- header.ssrc = 1000;
- header.sequenceNumber = 100;
- header.payloadType = rtx_payload_type;
- header.headerLength = header_length;
-
- uint16_t original_sequence_number = 1234;
- uint32_t original_ssrc = 500;
-
- std::unique_ptr<const uint8_t[]> packet(GenerateRtxPacket(
- header_length, payload_length, original_sequence_number));
- std::unique_ptr<uint8_t[]> restored_packet(
- new uint8_t[header_length + payload_length]);
- size_t length = original_length;
- bool success = rtp_payload_registry->RestoreOriginalPacket(
- restored_packet.get(), packet.get(), &length, original_ssrc, header);
- EXPECT_EQ(should_succeed, success)
- << "Test success should match should_succeed.";
- if (!success) {
- return;
- }
-
- EXPECT_EQ(original_length - kRtxHeaderSize, length)
- << "The restored packet should be exactly kRtxHeaderSize smaller.";
-
- std::unique_ptr<RtpHeaderParser> header_parser(RtpHeaderParser::Create());
- RTPHeader restored_header;
- ASSERT_TRUE(
- header_parser->Parse(restored_packet.get(), length, &restored_header));
- EXPECT_EQ(original_sequence_number, restored_header.sequenceNumber)
- << "The restored packet should have the original sequence number "
- << "in the correct location in the RTP header.";
- EXPECT_EQ(expected_payload_type, restored_header.payloadType)
- << "The restored packet should have the correct payload type.";
- EXPECT_EQ(original_ssrc, restored_header.ssrc)
- << "The restored packet should have the correct ssrc.";
-}
-
-TEST(RtpPayloadRegistryTest, MultipleRtxPayloadTypes) {
- RTPPayloadRegistry rtp_payload_registry;
- // Set the incoming payload type to 90.
- RTPHeader header;
- header.payloadType = 90;
- header.ssrc = 1;
- rtp_payload_registry.SetIncomingPayloadType(header);
- rtp_payload_registry.SetRtxSsrc(100);
- // Map two RTX payload types.
- rtp_payload_registry.SetRtxPayloadType(105, 95);
- rtp_payload_registry.SetRtxPayloadType(106, 96);
-
- TestRtxPacket(&rtp_payload_registry, 105, 95, true);
- TestRtxPacket(&rtp_payload_registry, 106, 96, true);
-}
-
-TEST(RtpPayloadRegistryTest, InvalidRtxConfiguration) {
- RTPPayloadRegistry rtp_payload_registry;
- rtp_payload_registry.SetRtxSsrc(100);
- // Fails because no mappings exist and the incoming payload type isn't known.
- TestRtxPacket(&rtp_payload_registry, 105, 0, false);
- // Succeeds when the mapping is used, but fails for the implicit fallback.
- rtp_payload_registry.SetRtxPayloadType(105, 95);
- TestRtxPacket(&rtp_payload_registry, 105, 95, true);
- TestRtxPacket(&rtp_payload_registry, 106, 0, false);
-}
-
INSTANTIATE_TEST_CASE_P(TestDynamicRange,
RtpPayloadRegistryGenericTest,
testing::Range(96, 127 + 1));
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