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/*
* Copyright (c) 2013 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/remote_bitrate_estimator/remote_bitrate_estimator_unittest_helper.h"
#include "webrtc/system_wrappers/interface/constructor_magic.h"
namespace webrtc {
class RemoteBitrateEstimatorSingleTest : public RemoteBitrateEstimatorTest {
public:
static const uint32_t kRemoteBitrateEstimatorMinBitrateBps = 30000;
RemoteBitrateEstimatorSingleTest() {}
virtual void SetUp() {
bitrate_estimator_.reset(RemoteBitrateEstimatorFactory().Create(
bitrate_observer_.get(),
&clock_,
kRemoteBitrateEstimatorMinBitrateBps));
}
protected:
DISALLOW_COPY_AND_ASSIGN(RemoteBitrateEstimatorSingleTest);
};
TEST_F(RemoteBitrateEstimatorSingleTest, InitialBehavior) {
InitialBehaviorTestHelper(498075);
}
TEST_F(RemoteBitrateEstimatorSingleTest, RateIncreaseReordering) {
RateIncreaseReorderingTestHelper();
}
TEST_F(RemoteBitrateEstimatorSingleTest, RateIncreaseRtpTimestamps) {
RateIncreaseRtpTimestampsTestHelper();
}
// Verify that the time it takes for the estimator to reduce the bitrate when
// the capacity is tightened stays the same.
TEST_F(RemoteBitrateEstimatorSingleTest, CapacityDropOneStream) {
CapacityDropTestHelper(1, false, 956214, 367);
}
// Verify that the time it takes for the estimator to reduce the bitrate when
// the capacity is tightened stays the same. This test also verifies that we
// handle wrap-arounds in this scenario.
TEST_F(RemoteBitrateEstimatorSingleTest, CapacityDropOneStreamWrap) {
CapacityDropTestHelper(1, true, 956214, 367);
}
// Verify that the time it takes for the estimator to reduce the bitrate when
// the capacity is tightened stays the same. This test also verifies that we
// handle wrap-arounds in this scenario. This is a multi-stream test.
TEST_F(RemoteBitrateEstimatorSingleTest, CapacityDropTwoStreamsWrap) {
CapacityDropTestHelper(2, true, 927088, 267);
}
// Verify that the time it takes for the estimator to reduce the bitrate when
// the capacity is tightened stays the same. This test also verifies that we
// handle wrap-arounds in this scenario. This is a multi-stream test.
TEST_F(RemoteBitrateEstimatorSingleTest, CapacityDropThreeStreamsWrap) {
CapacityDropTestHelper(3, true, 920944, 333);
}
TEST_F(RemoteBitrateEstimatorSingleTest, CapacityDropThirteenStreamsWrap) {
CapacityDropTestHelper(13, true, 938944, 300);
}
TEST_F(RemoteBitrateEstimatorSingleTest, CapacityDropNineteenStreamsWrap) {
CapacityDropTestHelper(19, true, 926718, 300);
}
TEST_F(RemoteBitrateEstimatorSingleTest, CapacityDropThirtyStreamsWrap) {
CapacityDropTestHelper(30, true, 927016, 300);
}
} // namespace webrtc
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