1 /*
2 * Copyright (c) 2014 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 "testing/gtest/include/gtest/gtest.h"
12
13 #include "webrtc/system_wrappers/include/ntp_time.h"
14
15 namespace webrtc {
16 namespace {
17
18 const uint32_t kNtpSec = 0x12345678;
19 const uint32_t kNtpFrac = 0x23456789;
20
TEST(NtpTimeTest,NoValueMeansInvalid)21 TEST(NtpTimeTest, NoValueMeansInvalid) {
22 NtpTime ntp;
23 EXPECT_FALSE(ntp.Valid());
24 }
25
TEST(NtpTimeTest,CanResetValue)26 TEST(NtpTimeTest, CanResetValue) {
27 NtpTime ntp(kNtpSec, kNtpFrac);
28 EXPECT_TRUE(ntp.Valid());
29 ntp.Reset();
30 EXPECT_FALSE(ntp.Valid());
31 }
32
TEST(NtpTimeTest,CanGetWhatIsSet)33 TEST(NtpTimeTest, CanGetWhatIsSet) {
34 NtpTime ntp;
35 ntp.Set(kNtpSec, kNtpFrac);
36 EXPECT_EQ(kNtpSec, ntp.seconds());
37 EXPECT_EQ(kNtpFrac, ntp.fractions());
38 }
39
TEST(NtpTimeTest,SetIsSameAs2ParameterConstructor)40 TEST(NtpTimeTest, SetIsSameAs2ParameterConstructor) {
41 NtpTime ntp1(kNtpSec, kNtpFrac);
42 NtpTime ntp2;
43 EXPECT_NE(ntp1, ntp2);
44
45 ntp2.Set(kNtpSec, kNtpFrac);
46 EXPECT_EQ(ntp1, ntp2);
47 }
48
TEST(NtpTimeTest,SetCurrentIsSameAs1ParameterConstructor)49 TEST(NtpTimeTest, SetCurrentIsSameAs1ParameterConstructor) {
50 SimulatedClock clock(0x0123456789abcdef);
51
52 NtpTime ntp1(clock);
53 NtpTime ntp2;
54 EXPECT_NE(ntp1, ntp2);
55
56 ntp2.SetCurrent(clock);
57 EXPECT_EQ(ntp1, ntp2);
58 }
59
TEST(NtpTimeTest,ToMsMeansToNtpMilliseconds)60 TEST(NtpTimeTest, ToMsMeansToNtpMilliseconds) {
61 SimulatedClock clock(0x123456789abc);
62
63 NtpTime ntp(clock);
64 EXPECT_EQ(ntp.ToMs(), Clock::NtpToMs(ntp.seconds(), ntp.fractions()));
65 EXPECT_EQ(ntp.ToMs(), clock.CurrentNtpInMilliseconds());
66 }
67
68 } // namespace
69 } // namespace webrtc
70