69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
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/*
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* Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/rtp_rtcp/source/mid_oracle.h"
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#include "rtc_base/logging.h"
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#include "test/gtest.h"
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namespace {
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using ::webrtc::RTCPReportBlock;
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using ::webrtc::MidOracle;
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RTCPReportBlock ReportBlockWithSourceSsrc(uint32_t ssrc) {
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RTCPReportBlock report_block;
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report_block.source_ssrc = ssrc;
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return report_block;
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}
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TEST(MidOracleTest, DoNotSendMidInitially) {
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MidOracle mid_oracle("mid");
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EXPECT_FALSE(mid_oracle.send_mid());
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}
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TEST(MidOracleTest, SendMidOnceSsrcSet) {
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MidOracle mid_oracle("mid");
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mid_oracle.SetSsrc(52);
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EXPECT_TRUE(mid_oracle.send_mid());
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}
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TEST(MidOracleTest, IgnoreReportBlockWithUnknownSourceSsrc) {
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MidOracle mid_oracle("mid");
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mid_oracle.SetSsrc(52);
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mid_oracle.OnReceivedRtcpReportBlocks({ReportBlockWithSourceSsrc(63)});
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EXPECT_TRUE(mid_oracle.send_mid());
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}
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TEST(MidOracleTest, StopSendingMidAfterReceivingRtcpReportWithKnownSourceSsrc) {
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constexpr uint32_t kSsrc = 52;
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MidOracle mid_oracle("mid");
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mid_oracle.SetSsrc(kSsrc);
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mid_oracle.OnReceivedRtcpReportBlocks({ReportBlockWithSourceSsrc(kSsrc)});
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EXPECT_FALSE(mid_oracle.send_mid());
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}
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TEST(MidOracleTest, RestartSendingMidWhenSsrcChanges) {
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constexpr uint32_t kInitialSsrc = 52;
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constexpr uint32_t kChangedSsrc = 63;
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MidOracle mid_oracle("mid");
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mid_oracle.SetSsrc(kInitialSsrc);
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mid_oracle.OnReceivedRtcpReportBlocks(
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{ReportBlockWithSourceSsrc(kInitialSsrc)});
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mid_oracle.SetSsrc(kChangedSsrc);
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EXPECT_TRUE(mid_oracle.send_mid());
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}
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} // namespace
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