1/*
2 *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include "webrtc/system_wrappers/interface/clock.h"
12
13#include "testing/gtest/include/gtest/gtest.h"
14
15namespace webrtc {
16
17TEST(ClockTest, NtpTime) {
18  Clock* clock = Clock::GetRealTimeClock();
19  uint32_t seconds;
20  uint32_t fractions;
21  clock->CurrentNtp(seconds, fractions);
22  int64_t milliseconds = clock->CurrentNtpInMilliseconds();
23  EXPECT_GT(milliseconds / 1000, kNtpJan1970);
24  EXPECT_GE(milliseconds, Clock::NtpToMs(seconds, fractions));
25  EXPECT_NEAR(milliseconds, Clock::NtpToMs(seconds, fractions), 5);
26}
27}  // namespace webrtc
28