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1 /* | |
2 * Copyright (c) 2017 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/rtc_base/moving_max_counter.h" | |
12 #include "webrtc/test/gtest.h" | |
13 | |
14 TEST(MovingMaxCounter, ReportsMaximumInTheWindow) { | |
15 rtc::MovingMaxCounter<int> counter(100); | |
16 counter.Add(1, 1); | |
17 EXPECT_EQ(counter.Max(1).value_or(-1), 1); | |
kwiberg-webrtc
2017/08/22 11:13:30
You can write this sort of thing as
EXPECT_EQ(r
ilnik
2017/08/22 12:03:56
Cool, it never occurred to me to compare optionals
| |
18 counter.Add(2, 30); | |
19 EXPECT_EQ(counter.Max(30).value_or(-1), 2); | |
20 counter.Add(100, 60); | |
21 EXPECT_EQ(counter.Max(60).value_or(-1), 100); | |
22 counter.Add(4, 70); | |
23 EXPECT_EQ(counter.Max(70).value_or(-1), 100); | |
24 counter.Add(5, 90); | |
25 EXPECT_EQ(counter.Max(90).value_or(-1), 100); | |
26 } | |
27 | |
28 TEST(MovingMaxCounter, IgnoresOldElements) { | |
29 rtc::MovingMaxCounter<int> counter(100); | |
30 counter.Add(1, 1); | |
31 counter.Add(2, 30); | |
32 counter.Add(100, 60); | |
33 counter.Add(5, 70); | |
34 counter.Add(4, 90); | |
35 EXPECT_EQ(counter.Max(160).value_or(-1), 100); | |
36 // 100 is now out of the window. | |
37 EXPECT_EQ(*counter.Max(161), 5); | |
38 } | |
39 | |
40 TEST(MovingMaxCounter, HandlesEmptyWindow) { | |
41 rtc::MovingMaxCounter<int> counter(100); | |
42 counter.Add(123, 1); | |
43 EXPECT_TRUE(counter.Max(101).has_value()); | |
44 EXPECT_FALSE(counter.Max(102).has_value()); | |
45 } | |
46 | |
47 TEST(MovingMaxCounter, HandlesSamplesWithEqualTimestamps) { | |
48 rtc::MovingMaxCounter<int> counter(100); | |
49 counter.Add(2, 30); | |
50 EXPECT_EQ(counter.Max(30).value_or(-1), 2); | |
51 counter.Add(5, 30); | |
52 EXPECT_EQ(counter.Max(30).value_or(-1), 5); | |
53 counter.Add(4, 30); | |
54 EXPECT_EQ(counter.Max(30).value_or(-1), 5); | |
55 counter.Add(1, 90); | |
56 EXPECT_EQ(counter.Max(150).value_or(-1), 1); | |
57 } | |
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