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/*
* Copyright (c) 2014 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 "testing/gtest/include/gtest/gtest.h"
#include "webrtc/modules/rtp_rtcp/source/rtcp_utility.h"
namespace webrtc {
TEST(RtcpUtilityTest, MidNtp) {
const uint32_t kNtpSec = 0x12345678;
const uint32_t kNtpFrac = 0x23456789;
const uint32_t kNtpMid = 0x56782345;
EXPECT_EQ(kNtpMid, RTCPUtility::MidNtp(kNtpSec, kNtpFrac));
}
TEST(RtcpUtilityTest, NackRequests) {
RTCPUtility::NackStats stats;
EXPECT_EQ(0U, stats.unique_requests());
EXPECT_EQ(0U, stats.requests());
stats.ReportRequest(10);
EXPECT_EQ(1U, stats.unique_requests());
EXPECT_EQ(1U, stats.requests());
stats.ReportRequest(10);
EXPECT_EQ(1U, stats.unique_requests());
stats.ReportRequest(11);
EXPECT_EQ(2U, stats.unique_requests());
stats.ReportRequest(11);
EXPECT_EQ(2U, stats.unique_requests());
stats.ReportRequest(13);
EXPECT_EQ(3U, stats.unique_requests());
stats.ReportRequest(11);
EXPECT_EQ(3U, stats.unique_requests());
EXPECT_EQ(6U, stats.requests());
}
TEST(RtcpUtilityTest, NackRequestsWithWrap) {
RTCPUtility::NackStats stats;
stats.ReportRequest(65534);
EXPECT_EQ(1U, stats.unique_requests());
stats.ReportRequest(65534);
EXPECT_EQ(1U, stats.unique_requests());
stats.ReportRequest(65535);
EXPECT_EQ(2U, stats.unique_requests());
stats.ReportRequest(65535);
EXPECT_EQ(2U, stats.unique_requests());
stats.ReportRequest(0);
EXPECT_EQ(3U, stats.unique_requests());
stats.ReportRequest(65535);
EXPECT_EQ(3U, stats.unique_requests());
stats.ReportRequest(0);
EXPECT_EQ(3U, stats.unique_requests());
stats.ReportRequest(1);
EXPECT_EQ(4U, stats.unique_requests());
EXPECT_EQ(8U, stats.requests());
}
} // namespace webrtc
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