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/*
* Copyright 2011 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 "pc/rtcp_mux_filter.h"
#include "test/gtest.h"
TEST(RtcpMuxFilterTest, IsActiveSender) {
cricket::RtcpMuxFilter filter;
// Init state - not active
EXPECT_FALSE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// After sent offer, demux should not be active.
filter.SetOffer(true, cricket::CS_LOCAL);
EXPECT_FALSE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// Remote accepted, filter is now active.
filter.SetAnswer(true, cricket::CS_REMOTE);
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_TRUE(filter.IsFullyActive());
}
// Test that we can receive provisional answer and final answer.
TEST(RtcpMuxFilterTest, ReceivePrAnswer) {
cricket::RtcpMuxFilter filter;
filter.SetOffer(true, cricket::CS_LOCAL);
// Received provisional answer with mux enabled.
EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_REMOTE));
// We are now provisionally active since both sender and receiver support mux.
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// Received provisional answer with mux disabled.
EXPECT_TRUE(filter.SetProvisionalAnswer(false, cricket::CS_REMOTE));
// We are now inactive since the receiver doesn't support mux.
EXPECT_FALSE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// Received final answer with mux enabled.
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_TRUE(filter.IsFullyActive());
}
TEST(RtcpMuxFilterTest, IsActiveReceiver) {
cricket::RtcpMuxFilter filter;
// Init state - not active.
EXPECT_FALSE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// After received offer, demux should not be active
filter.SetOffer(true, cricket::CS_REMOTE);
EXPECT_FALSE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// We accept, filter is now active
filter.SetAnswer(true, cricket::CS_LOCAL);
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_TRUE(filter.IsFullyActive());
}
// Test that we can send provisional answer and final answer.
TEST(RtcpMuxFilterTest, SendPrAnswer) {
cricket::RtcpMuxFilter filter;
filter.SetOffer(true, cricket::CS_REMOTE);
// Send provisional answer with mux enabled.
EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// Received provisional answer with mux disabled.
EXPECT_TRUE(filter.SetProvisionalAnswer(false, cricket::CS_LOCAL));
EXPECT_FALSE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_FALSE(filter.IsFullyActive());
// Send final answer with mux enabled.
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.IsProvisionallyActive());
EXPECT_TRUE(filter.IsFullyActive());
}
// Test that we can enable the filter in an update.
// We can not disable the filter later since that would mean we need to
// recreate a rtcp transport channel.
TEST(RtcpMuxFilterTest, EnableFilterDuringUpdate) {
cricket::RtcpMuxFilter filter;
EXPECT_FALSE(filter.IsActive());
EXPECT_TRUE(filter.SetOffer(false, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetAnswer(false, cricket::CS_LOCAL));
EXPECT_FALSE(filter.IsActive());
EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.SetOffer(false, cricket::CS_REMOTE));
EXPECT_FALSE(filter.SetAnswer(false, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
}
// Test that SetOffer can be called twice.
TEST(RtcpMuxFilterTest, SetOfferTwice) {
cricket::RtcpMuxFilter filter;
EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
cricket::RtcpMuxFilter filter2;
EXPECT_TRUE(filter2.SetOffer(false, cricket::CS_LOCAL));
EXPECT_TRUE(filter2.SetOffer(false, cricket::CS_LOCAL));
EXPECT_TRUE(filter2.SetAnswer(false, cricket::CS_REMOTE));
EXPECT_FALSE(filter2.IsActive());
}
// Test that the filter can be enabled twice.
TEST(RtcpMuxFilterTest, EnableFilterTwiceDuringUpdate) {
cricket::RtcpMuxFilter filter;
EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
}
// Test that the filter can be kept disabled during updates.
TEST(RtcpMuxFilterTest, KeepFilterDisabledDuringUpdate) {
cricket::RtcpMuxFilter filter;
EXPECT_TRUE(filter.SetOffer(false, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetAnswer(false, cricket::CS_LOCAL));
EXPECT_FALSE(filter.IsActive());
EXPECT_TRUE(filter.SetOffer(false, cricket::CS_REMOTE));
EXPECT_TRUE(filter.SetAnswer(false, cricket::CS_LOCAL));
EXPECT_FALSE(filter.IsActive());
}
// Test that we can SetActive and then can't deactivate.
TEST(RtcpMuxFilterTest, SetActiveCantDeactivate) {
cricket::RtcpMuxFilter filter;
filter.SetActive();
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.SetOffer(false, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.SetOffer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.SetProvisionalAnswer(false, cricket::CS_REMOTE));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.SetAnswer(false, cricket::CS_REMOTE));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.SetOffer(false, cricket::CS_REMOTE));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.SetOffer(true, cricket::CS_REMOTE));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.SetProvisionalAnswer(false, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.SetProvisionalAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_FALSE(filter.SetAnswer(false, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
EXPECT_TRUE(filter.SetAnswer(true, cricket::CS_LOCAL));
EXPECT_TRUE(filter.IsActive());
}
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