1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "net/quic/quic_time.h" 6 #include "net/quic/test_tools/mock_clock.h" 7 #include "testing/gtest/include/gtest/gtest.h" 8 9 namespace net { 10 namespace test { 11 12 TEST(QuicTimeDeltaTest, Zero) { 13 EXPECT_TRUE(QuicTime::Delta::Zero().IsZero()); 14 EXPECT_FALSE(QuicTime::Delta::Zero().IsInfinite()); 15 EXPECT_FALSE(QuicTime::Delta::FromMilliseconds(1).IsZero()); 16 } 17 18 TEST(QuicTimeDeltaTest, Infinite) { 19 EXPECT_TRUE(QuicTime::Delta::Infinite().IsInfinite()); 20 EXPECT_FALSE(QuicTime::Delta::Zero().IsInfinite()); 21 EXPECT_FALSE(QuicTime::Delta::FromMilliseconds(1).IsInfinite()); 22 } 23 24 TEST(QuicTimeDeltaTest, FromTo) { 25 EXPECT_EQ(QuicTime::Delta::FromMilliseconds(1), 26 QuicTime::Delta::FromMicroseconds(1000)); 27 EXPECT_EQ(QuicTime::Delta::FromSeconds(1), 28 QuicTime::Delta::FromMilliseconds(1000)); 29 EXPECT_EQ(QuicTime::Delta::FromSeconds(1), 30 QuicTime::Delta::FromMicroseconds(1000000)); 31 32 EXPECT_EQ(1, QuicTime::Delta::FromMicroseconds(1000).ToMilliseconds()); 33 EXPECT_EQ(2, QuicTime::Delta::FromMilliseconds(2000).ToSeconds()); 34 EXPECT_EQ(1000, QuicTime::Delta::FromMilliseconds(1).ToMicroseconds()); 35 EXPECT_EQ(1, QuicTime::Delta::FromMicroseconds(1000).ToMilliseconds()); 36 EXPECT_EQ(QuicTime::Delta::FromMilliseconds(2000).ToMicroseconds(), 37 QuicTime::Delta::FromSeconds(2).ToMicroseconds()); 38 } 39 40 TEST(QuicTimeDeltaTest, Add) { 41 EXPECT_EQ(QuicTime::Delta::FromMicroseconds(2000), 42 QuicTime::Delta::Zero().Add(QuicTime::Delta::FromMilliseconds(2))); 43 } 44 45 TEST(QuicTimeDeltaTest, Subtract) { 46 EXPECT_EQ(QuicTime::Delta::FromMicroseconds(1000), 47 QuicTime::Delta::FromMilliseconds(2).Subtract( 48 QuicTime::Delta::FromMilliseconds(1))); 49 } 50 51 TEST(QuicTimeDeltaTest, Multiply) { 52 int i = 2; 53 EXPECT_EQ(QuicTime::Delta::FromMicroseconds(4000), 54 QuicTime::Delta::FromMilliseconds(2).Multiply(i)); 55 double d = 2; 56 EXPECT_EQ(QuicTime::Delta::FromMicroseconds(4000), 57 QuicTime::Delta::FromMilliseconds(2).Multiply(d)); 58 } 59 60 TEST(QuicTimeDeltaTest, Max) { 61 EXPECT_EQ(QuicTime::Delta::FromMicroseconds(2000), 62 QuicTime::Delta::Max(QuicTime::Delta::FromMicroseconds(1000), 63 QuicTime::Delta::FromMicroseconds(2000))); 64 } 65 66 TEST(QuicTimeDeltaTest, NotEqual) { 67 EXPECT_TRUE(QuicTime::Delta::FromSeconds(0) != 68 QuicTime::Delta::FromSeconds(1)); 69 EXPECT_FALSE(QuicTime::Delta::FromSeconds(0) != 70 QuicTime::Delta::FromSeconds(0)); 71 } 72 73 class QuicTimeTest : public ::testing::Test { 74 protected: 75 MockClock clock_; 76 }; 77 78 TEST_F(QuicTimeTest, Initialized) { 79 EXPECT_FALSE(QuicTime::Zero().IsInitialized()); 80 EXPECT_TRUE(QuicTime::Zero().Add( 81 QuicTime::Delta::FromMicroseconds(1)).IsInitialized()); 82 } 83 84 TEST_F(QuicTimeTest, Add) { 85 QuicTime time_1 = QuicTime::Zero().Add( 86 QuicTime::Delta::FromMilliseconds(1)); 87 QuicTime time_2 = QuicTime::Zero().Add( 88 QuicTime::Delta::FromMilliseconds(2)); 89 90 QuicTime::Delta diff = time_2.Subtract(time_1); 91 92 EXPECT_EQ(QuicTime::Delta::FromMilliseconds(1), diff); 93 EXPECT_EQ(1000, diff.ToMicroseconds()); 94 EXPECT_EQ(1, diff.ToMilliseconds()); 95 } 96 97 TEST_F(QuicTimeTest, Subtract) { 98 QuicTime time_1 = QuicTime::Zero().Add( 99 QuicTime::Delta::FromMilliseconds(1)); 100 QuicTime time_2 = QuicTime::Zero().Add( 101 QuicTime::Delta::FromMilliseconds(2)); 102 103 EXPECT_EQ(QuicTime::Delta::FromMilliseconds(1), time_2.Subtract(time_1)); 104 } 105 106 TEST_F(QuicTimeTest, SubtractDelta) { 107 QuicTime time = QuicTime::Zero().Add( 108 QuicTime::Delta::FromMilliseconds(2)); 109 EXPECT_EQ(QuicTime::Zero().Add(QuicTime::Delta::FromMilliseconds(1)), 110 time.Subtract(QuicTime::Delta::FromMilliseconds(1))); 111 } 112 113 TEST_F(QuicTimeTest, Max) { 114 QuicTime time_1 = QuicTime::Zero().Add( 115 QuicTime::Delta::FromMilliseconds(1)); 116 QuicTime time_2 = QuicTime::Zero().Add( 117 QuicTime::Delta::FromMilliseconds(2)); 118 119 EXPECT_EQ(time_2, QuicTime::Max(time_1, time_2)); 120 } 121 122 TEST_F(QuicTimeTest, MockClock) { 123 clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(1)); 124 125 QuicTime now = clock_.ApproximateNow(); 126 QuicTime time = QuicTime::Zero().Add(QuicTime::Delta::FromMicroseconds(1000)); 127 128 EXPECT_EQ(now, time); 129 130 clock_.AdvanceTime(QuicTime::Delta::FromMilliseconds(1)); 131 now = clock_.ApproximateNow(); 132 133 EXPECT_NE(now, time); 134 135 time = time.Add(QuicTime::Delta::FromMilliseconds(1)); 136 EXPECT_EQ(now, time); 137 } 138 139 TEST_F(QuicTimeTest, LE) { 140 const QuicTime zero = QuicTime::Zero(); 141 const QuicTime one = zero.Add(QuicTime::Delta::FromSeconds(1)); 142 EXPECT_TRUE(zero <= zero); 143 EXPECT_TRUE(zero <= one); 144 EXPECT_TRUE(one <= one); 145 EXPECT_FALSE(one <= zero); 146 } 147 148 } // namespace test 149 } // namespace net 150
