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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_bandwidth.h" | |
6 #include "testing/gtest/include/gtest/gtest.h" | |
7 | |
8 namespace net { | |
9 namespace test { | |
10 | |
11 class QuicBandwidthTest : public ::testing::Test {}; | |
12 | |
13 TEST_F(QuicBandwidthTest, FromTo) { | |
14 EXPECT_EQ(QuicBandwidth::FromKBitsPerSecond(1), | |
15 QuicBandwidth::FromBitsPerSecond(1000)); | |
16 EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(1), | |
17 QuicBandwidth::FromBytesPerSecond(1000)); | |
18 EXPECT_EQ(QuicBandwidth::FromBitsPerSecond(8000), | |
19 QuicBandwidth::FromBytesPerSecond(1000)); | |
20 EXPECT_EQ(QuicBandwidth::FromKBitsPerSecond(8), | |
21 QuicBandwidth::FromKBytesPerSecond(1)); | |
22 | |
23 EXPECT_EQ(0, QuicBandwidth::Zero().ToBitsPerSecond()); | |
24 EXPECT_EQ(0, QuicBandwidth::Zero().ToKBitsPerSecond()); | |
25 EXPECT_EQ(0, QuicBandwidth::Zero().ToBytesPerSecond()); | |
26 EXPECT_EQ(0, QuicBandwidth::Zero().ToKBytesPerSecond()); | |
27 | |
28 EXPECT_EQ(1, QuicBandwidth::FromBitsPerSecond(1000).ToKBitsPerSecond()); | |
29 EXPECT_EQ(1000, QuicBandwidth::FromKBitsPerSecond(1).ToBitsPerSecond()); | |
30 EXPECT_EQ(1, QuicBandwidth::FromBytesPerSecond(1000).ToKBytesPerSecond()); | |
31 EXPECT_EQ(1000, QuicBandwidth::FromKBytesPerSecond(1).ToBytesPerSecond()); | |
32 } | |
33 | |
34 TEST_F(QuicBandwidthTest, Add) { | |
35 QuicBandwidth bandwidht_1 = QuicBandwidth::FromKBitsPerSecond(1); | |
36 QuicBandwidth bandwidht_2 = QuicBandwidth::FromKBytesPerSecond(1); | |
37 | |
38 EXPECT_EQ(9000, (bandwidht_1 + bandwidht_2).ToBitsPerSecond()); | |
39 EXPECT_EQ(9000, (bandwidht_2 + bandwidht_1).ToBitsPerSecond()); | |
40 } | |
41 | |
42 TEST_F(QuicBandwidthTest, Subtract) { | |
43 QuicBandwidth bandwidht_1 = QuicBandwidth::FromKBitsPerSecond(1); | |
44 QuicBandwidth bandwidht_2 = QuicBandwidth::FromKBytesPerSecond(1); | |
45 | |
46 EXPECT_EQ(7000, (bandwidht_2 - bandwidht_1).ToBitsPerSecond()); | |
47 } | |
48 | |
49 TEST_F(QuicBandwidthTest, TimeDelta) { | |
50 EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(1000), | |
51 QuicBandwidth::FromBytesAndTimeDelta( | |
52 1000, QuicTime::Delta::FromMilliseconds(1))); | |
53 | |
54 EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(10), | |
55 QuicBandwidth::FromBytesAndTimeDelta( | |
56 1000, QuicTime::Delta::FromMilliseconds(100))); | |
57 } | |
58 | |
59 TEST_F(QuicBandwidthTest, Scale) { | |
60 EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(500), | |
61 QuicBandwidth::FromKBytesPerSecond(1000) * 0.5f); | |
62 EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(750), | |
63 0.75f * QuicBandwidth::FromKBytesPerSecond(1000)); | |
64 EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(1250), | |
65 QuicBandwidth::FromKBytesPerSecond(1000) * 1.25f); | |
66 } | |
67 | |
68 TEST_F(QuicBandwidthTest, BytesPerPeriod) { | |
69 EXPECT_EQ(2000u, QuicBandwidth::FromKBytesPerSecond(2000) | |
70 .ToBytesPerPeriod(QuicTime::Delta::FromMilliseconds(1))); | |
71 EXPECT_EQ(2u, QuicBandwidth::FromKBytesPerSecond(2000) | |
72 .ToKBytesPerPeriod(QuicTime::Delta::FromMilliseconds(1))); | |
73 EXPECT_EQ(200000u, QuicBandwidth::FromKBytesPerSecond(2000).ToBytesPerPeriod( | |
74 QuicTime::Delta::FromMilliseconds(100))); | |
75 EXPECT_EQ(200u, QuicBandwidth::FromKBytesPerSecond(2000).ToKBytesPerPeriod( | |
76 QuicTime::Delta::FromMilliseconds(100))); | |
77 } | |
78 | |
79 TEST_F(QuicBandwidthTest, TransferTime) { | |
80 EXPECT_EQ(QuicTime::Delta::FromSeconds(1), | |
81 QuicBandwidth::FromKBytesPerSecond(1).TransferTime(1000)); | |
82 EXPECT_EQ(QuicTime::Delta::Zero(), QuicBandwidth::Zero().TransferTime(1000)); | |
83 } | |
84 | |
85 TEST_F(QuicBandwidthTest, RelOps) { | |
86 const QuicBandwidth b1 = QuicBandwidth::FromKBitsPerSecond(1); | |
87 const QuicBandwidth b2 = QuicBandwidth::FromKBytesPerSecond(2); | |
88 EXPECT_EQ(b1, b1); | |
89 EXPECT_NE(b1, b2); | |
90 EXPECT_LT(b1, b2); | |
91 EXPECT_GT(b2, b1); | |
92 EXPECT_LE(b1, b1); | |
93 EXPECT_LE(b1, b2); | |
94 EXPECT_GE(b1, b1); | |
95 EXPECT_GE(b2, b1); | |
96 } | |
97 | |
98 } // namespace test | |
99 } // namespace net | |
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