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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 "webrtc/modules/interface/module_common_types.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace webrtc {
TEST(IsNewerSequenceNumber, Equal) {
EXPECT_FALSE(IsNewerSequenceNumber(0x0001, 0x0001));
}
TEST(IsNewerSequenceNumber, NoWrap) {
EXPECT_TRUE(IsNewerSequenceNumber(0xFFFF, 0xFFFE));
EXPECT_TRUE(IsNewerSequenceNumber(0x0001, 0x0000));
EXPECT_TRUE(IsNewerSequenceNumber(0x0100, 0x00FF));
}
TEST(IsNewerSequenceNumber, ForwardWrap) {
EXPECT_TRUE(IsNewerSequenceNumber(0x0000, 0xFFFF));
EXPECT_TRUE(IsNewerSequenceNumber(0x0000, 0xFF00));
EXPECT_TRUE(IsNewerSequenceNumber(0x00FF, 0xFFFF));
EXPECT_TRUE(IsNewerSequenceNumber(0x00FF, 0xFF00));
}
TEST(IsNewerSequenceNumber, BackwardWrap) {
EXPECT_FALSE(IsNewerSequenceNumber(0xFFFF, 0x0000));
EXPECT_FALSE(IsNewerSequenceNumber(0xFF00, 0x0000));
EXPECT_FALSE(IsNewerSequenceNumber(0xFFFF, 0x00FF));
EXPECT_FALSE(IsNewerSequenceNumber(0xFF00, 0x00FF));
}
TEST(IsNewerTimestamp, Equal) {
EXPECT_FALSE(IsNewerTimestamp(0x00000001, 0x000000001));
}
TEST(IsNewerTimestamp, NoWrap) {
EXPECT_TRUE(IsNewerTimestamp(0xFFFFFFFF, 0xFFFFFFFE));
EXPECT_TRUE(IsNewerTimestamp(0x00000001, 0x00000000));
EXPECT_TRUE(IsNewerTimestamp(0x00010000, 0x0000FFFF));
}
TEST(IsNewerTimestamp, ForwardWrap) {
EXPECT_TRUE(IsNewerTimestamp(0x00000000, 0xFFFFFFFF));
EXPECT_TRUE(IsNewerTimestamp(0x00000000, 0xFFFF0000));
EXPECT_TRUE(IsNewerTimestamp(0x0000FFFF, 0xFFFFFFFF));
EXPECT_TRUE(IsNewerTimestamp(0x0000FFFF, 0xFFFF0000));
}
TEST(IsNewerTimestamp, BackwardWrap) {
EXPECT_FALSE(IsNewerTimestamp(0xFFFFFFFF, 0x00000000));
EXPECT_FALSE(IsNewerTimestamp(0xFFFF0000, 0x00000000));
EXPECT_FALSE(IsNewerTimestamp(0xFFFFFFFF, 0x0000FFFF));
EXPECT_FALSE(IsNewerTimestamp(0xFFFF0000, 0x0000FFFF));
}
TEST(LatestSequenceNumber, NoWrap) {
EXPECT_EQ(0xFFFFu, LatestSequenceNumber(0xFFFF, 0xFFFE));
EXPECT_EQ(0x0001u, LatestSequenceNumber(0x0001, 0x0000));
EXPECT_EQ(0x0100u, LatestSequenceNumber(0x0100, 0x00FF));
EXPECT_EQ(0xFFFFu, LatestSequenceNumber(0xFFFE, 0xFFFF));
EXPECT_EQ(0x0001u, LatestSequenceNumber(0x0000, 0x0001));
EXPECT_EQ(0x0100u, LatestSequenceNumber(0x00FF, 0x0100));
}
TEST(LatestSequenceNumber, Wrap) {
EXPECT_EQ(0x0000u, LatestSequenceNumber(0x0000, 0xFFFF));
EXPECT_EQ(0x0000u, LatestSequenceNumber(0x0000, 0xFF00));
EXPECT_EQ(0x00FFu, LatestSequenceNumber(0x00FF, 0xFFFF));
EXPECT_EQ(0x00FFu, LatestSequenceNumber(0x00FF, 0xFF00));
EXPECT_EQ(0x0000u, LatestSequenceNumber(0xFFFF, 0x0000));
EXPECT_EQ(0x0000u, LatestSequenceNumber(0xFF00, 0x0000));
EXPECT_EQ(0x00FFu, LatestSequenceNumber(0xFFFF, 0x00FF));
EXPECT_EQ(0x00FFu, LatestSequenceNumber(0xFF00, 0x00FF));
}
TEST(LatestTimestamp, NoWrap) {
EXPECT_EQ(0xFFFFFFFFu, LatestTimestamp(0xFFFFFFFF, 0xFFFFFFFE));
EXPECT_EQ(0x00000001u, LatestTimestamp(0x00000001, 0x00000000));
EXPECT_EQ(0x00010000u, LatestTimestamp(0x00010000, 0x0000FFFF));
}
TEST(LatestTimestamp, Wrap) {
EXPECT_EQ(0x00000000u, LatestTimestamp(0x00000000, 0xFFFFFFFF));
EXPECT_EQ(0x00000000u, LatestTimestamp(0x00000000, 0xFFFF0000));
EXPECT_EQ(0x0000FFFFu, LatestTimestamp(0x0000FFFF, 0xFFFFFFFF));
EXPECT_EQ(0x0000FFFFu, LatestTimestamp(0x0000FFFF, 0xFFFF0000));
EXPECT_EQ(0x00000000u, LatestTimestamp(0xFFFFFFFF, 0x00000000));
EXPECT_EQ(0x00000000u, LatestTimestamp(0xFFFF0000, 0x00000000));
EXPECT_EQ(0x0000FFFFu, LatestTimestamp(0xFFFFFFFF, 0x0000FFFF));
EXPECT_EQ(0x0000FFFFu, LatestTimestamp(0xFFFF0000, 0x0000FFFF));
}
} // namespace webrtc
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