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Diffstat (limited to 'third_party/libwebrtc/net/dcsctp/packet/chunk/init_ack_chunk_test.cc')
| -rw-r--r-- | third_party/libwebrtc/net/dcsctp/packet/chunk/init_ack_chunk_test.cc | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/packet/chunk/init_ack_chunk_test.cc b/third_party/libwebrtc/net/dcsctp/packet/chunk/init_ack_chunk_test.cc new file mode 100644 index 0000000000..184ade747d --- /dev/null +++ b/third_party/libwebrtc/net/dcsctp/packet/chunk/init_ack_chunk_test.cc @@ -0,0 +1,127 @@ +/* + * Copyright (c) 2021 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. + */ +#include "net/dcsctp/packet/chunk/init_ack_chunk.h" + +#include <stdint.h> + +#include <utility> +#include <vector> + +#include "api/array_view.h" +#include "net/dcsctp/packet/parameter/forward_tsn_supported_parameter.h" +#include "net/dcsctp/packet/parameter/parameter.h" +#include "net/dcsctp/packet/parameter/state_cookie_parameter.h" +#include "net/dcsctp/packet/parameter/supported_extensions_parameter.h" +#include "net/dcsctp/testing/testing_macros.h" +#include "rtc_base/gunit.h" +#include "test/gmock.h" + +namespace dcsctp { +namespace { +using ::testing::ElementsAre; + +TEST(InitAckChunkTest, FromCapture) { + /* + INIT_ACK chunk (Outbound streams: 1000, inbound streams: 2048) + Chunk type: INIT_ACK (2) + Chunk flags: 0x00 + Chunk length: 292 + Initiate tag: 0x579c2f98 + Advertised receiver window credit (a_rwnd): 131072 + Number of outbound streams: 1000 + Number of inbound streams: 2048 + Initial TSN: 1670811335 + Forward TSN supported parameter + Parameter type: Forward TSN supported (0xc000) + Parameter length: 4 + Supported Extensions parameter (Supported types: FORWARD_TSN, RE_CONFIG) + Parameter type: Supported Extensions (0x8008) + Parameter length: 6 + Supported chunk type: FORWARD_TSN (192) + Supported chunk type: RE_CONFIG (130) + Parameter padding: 0000 + State cookie parameter (Cookie length: 256 bytes) + Parameter type: State cookie (0x0007) + Parameter length: 260 + State cookie: 4b414d452d42534420312e310000000096b8386000000000… + */ + + uint8_t data[] = { + 0x02, 0x00, 0x01, 0x24, 0x57, 0x9c, 0x2f, 0x98, 0x00, 0x02, 0x00, 0x00, + 0x03, 0xe8, 0x08, 0x00, 0x63, 0x96, 0x8e, 0xc7, 0xc0, 0x00, 0x00, 0x04, + 0x80, 0x08, 0x00, 0x06, 0xc0, 0x82, 0x00, 0x00, 0x00, 0x07, 0x01, 0x04, + 0x4b, 0x41, 0x4d, 0x45, 0x2d, 0x42, 0x53, 0x44, 0x20, 0x31, 0x2e, 0x31, + 0x00, 0x00, 0x00, 0x00, 0x96, 0xb8, 0x38, 0x60, 0x00, 0x00, 0x00, 0x00, + 0x52, 0x5a, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, 0xea, 0x00, 0x00, + 0xb5, 0xaa, 0x19, 0xea, 0x31, 0xef, 0xa4, 0x2b, 0x90, 0x16, 0x7a, 0xde, + 0x57, 0x9c, 0x2f, 0x98, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x13, 0x88, 0x13, 0x88, 0x00, 0x00, 0x01, 0x00, 0x01, 0x01, 0x01, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x5a, 0xde, 0x7a, 0x16, 0x90, + 0x00, 0x02, 0x00, 0x00, 0x03, 0xe8, 0x03, 0xe8, 0x25, 0x0d, 0x37, 0xe8, + 0x80, 0x00, 0x00, 0x04, 0xc0, 0x00, 0x00, 0x04, 0x80, 0x08, 0x00, 0x09, + 0xc0, 0x0f, 0xc1, 0x80, 0x82, 0x00, 0x00, 0x00, 0x80, 0x02, 0x00, 0x24, + 0xab, 0x31, 0x44, 0x62, 0x12, 0x1a, 0x15, 0x13, 0xfd, 0x5a, 0x5f, 0x69, + 0xef, 0xaa, 0x06, 0xe9, 0xab, 0xd7, 0x48, 0xcc, 0x3b, 0xd1, 0x4b, 0x60, + 0xed, 0x7f, 0xa6, 0x44, 0xce, 0x4d, 0xd2, 0xad, 0x80, 0x04, 0x00, 0x06, + 0x00, 0x01, 0x00, 0x00, 0x80, 0x03, 0x00, 0x06, 0x80, 0xc1, 0x00, 0x00, + 0x02, 0x00, 0x01, 0x24, 0x57, 0x9c, 0x2f, 0x98, 0x00, 0x02, 0x00, 0x00, + 0x03, 0xe8, 0x08, 0x00, 0x63, 0x96, 0x8e, 0xc7, 0xc0, 0x00, 0x00, 0x04, + 0x80, 0x08, 0x00, 0x06, 0xc0, 0x82, 0x00, 0x00, 0x51, 0x95, 0x01, 0x88, + 0x0d, 0x80, 0x7b, 0x19, 0xe7, 0xf9, 0xc6, 0x18, 0x5c, 0x4a, 0xbf, 0x39, + 0x32, 0xe5, 0x63, 0x8e}; + + ASSERT_HAS_VALUE_AND_ASSIGN(InitAckChunk chunk, InitAckChunk::Parse(data)); + + EXPECT_EQ(chunk.initiate_tag(), VerificationTag(0x579c2f98u)); + EXPECT_EQ(chunk.a_rwnd(), 131072u); + EXPECT_EQ(chunk.nbr_outbound_streams(), 1000u); + EXPECT_EQ(chunk.nbr_inbound_streams(), 2048u); + EXPECT_EQ(chunk.initial_tsn(), TSN(1670811335u)); + EXPECT_TRUE( + chunk.parameters().get<ForwardTsnSupportedParameter>().has_value()); + EXPECT_TRUE( + chunk.parameters().get<SupportedExtensionsParameter>().has_value()); + EXPECT_TRUE(chunk.parameters().get<StateCookieParameter>().has_value()); +} + +TEST(InitAckChunkTest, SerializeAndDeserialize) { + uint8_t state_cookie[] = {1, 2, 3, 4, 5}; + Parameters parameters = + Parameters::Builder().Add(StateCookieParameter(state_cookie)).Build(); + InitAckChunk chunk(VerificationTag(123), /*a_rwnd=*/456, + /*nbr_outbound_streams=*/65535, + /*nbr_inbound_streams=*/65534, /*initial_tsn=*/TSN(789), + /*parameters=*/std::move(parameters)); + + std::vector<uint8_t> serialized; + chunk.SerializeTo(serialized); + + ASSERT_HAS_VALUE_AND_ASSIGN(InitAckChunk deserialized, + InitAckChunk::Parse(serialized)); + + EXPECT_EQ(chunk.initiate_tag(), VerificationTag(123u)); + EXPECT_EQ(chunk.a_rwnd(), 456u); + EXPECT_EQ(chunk.nbr_outbound_streams(), 65535u); + EXPECT_EQ(chunk.nbr_inbound_streams(), 65534u); + EXPECT_EQ(chunk.initial_tsn(), TSN(789u)); + + ASSERT_HAS_VALUE_AND_ASSIGN( + StateCookieParameter cookie, + deserialized.parameters().get<StateCookieParameter>()); + EXPECT_THAT(cookie.data(), ElementsAre(1, 2, 3, 4, 5)); + EXPECT_EQ(deserialized.ToString(), + "INIT_ACK, initiate_tag=0x7b, initial_tsn=789"); +} + +} // namespace +} // namespace dcsctp |