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- // Copyright (c) 2012 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "net/quic/quic_clock_skew_detector.h"
- #include "base/time/time.h"
- #include "net/third_party/quiche/src/quiche/quic/test_tools/mock_clock.h"
- #include "net/third_party/quiche/src/quiche/quic/test_tools/mock_random.h"
- #include "testing/gtest/include/gtest/gtest.h"
- namespace net::test {
- namespace {
- class QuicClockSkewDetectorTest : public ::testing::Test {
- protected:
- QuicClockSkewDetectorTest()
- : start_ticks_time_(base::TimeTicks::Now()),
- start_wall_time_(base::Time::Now()),
- detector_(start_ticks_time_, start_wall_time_) {}
- base::TimeTicks start_ticks_time_;
- base::Time start_wall_time_;
- QuicClockSkewDetector detector_;
- };
- TEST_F(QuicClockSkewDetectorTest, NoChange) {
- EXPECT_FALSE(
- detector_.ClockSkewDetected(start_ticks_time_, start_wall_time_));
- }
- TEST_F(QuicClockSkewDetectorTest, NoOffset) {
- base::TimeDelta delta = base::Seconds(57);
- EXPECT_FALSE(detector_.ClockSkewDetected(start_ticks_time_ + delta,
- start_wall_time_ + delta));
- }
- TEST_F(QuicClockSkewDetectorTest, SmallOffset) {
- base::TimeDelta delta = base::Milliseconds(57);
- EXPECT_FALSE(
- detector_.ClockSkewDetected(start_ticks_time_, start_wall_time_ + delta));
- }
- TEST_F(QuicClockSkewDetectorTest, ManySmallOffset) {
- for (int i = 0; i < 10; ++i) {
- base::TimeDelta delta = base::Milliseconds(500);
- EXPECT_FALSE(detector_.ClockSkewDetected(start_ticks_time_,
- start_wall_time_ + i * delta));
- }
- }
- TEST_F(QuicClockSkewDetectorTest, LargeOffset) {
- base::TimeDelta delta = base::Milliseconds(1001);
- EXPECT_TRUE(
- detector_.ClockSkewDetected(start_ticks_time_, start_wall_time_ + delta));
- }
- TEST_F(QuicClockSkewDetectorTest, LargeOffsetThenSmallOffset) {
- base::TimeDelta delta = base::Milliseconds(1001);
- EXPECT_TRUE(
- detector_.ClockSkewDetected(start_ticks_time_, start_wall_time_ + delta));
- base::TimeDelta small_delta = base::Milliseconds(571001);
- EXPECT_FALSE(detector_.ClockSkewDetected(
- start_ticks_time_ + small_delta, start_wall_time_ + delta + small_delta));
- }
- } // namespace
- } // namespace net::test
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