1 /*
2 * Copyright 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 "rtc_base/data_rate_limiter.h"
12
13 #include "test/gtest.h"
14
15 namespace rtc {
16
TEST(RateLimiterTest,TestCanUse)17 TEST(RateLimiterTest, TestCanUse) {
18 // Diet: Can eat 2,000 calories per day.
19 DataRateLimiter limiter = DataRateLimiter(2000, 1.0);
20
21 double monday = 1.0;
22 double tuesday = 2.0;
23 double thursday = 4.0;
24
25 EXPECT_TRUE(limiter.CanUse(0, monday));
26 EXPECT_TRUE(limiter.CanUse(1000, monday));
27 EXPECT_TRUE(limiter.CanUse(1999, monday));
28 EXPECT_TRUE(limiter.CanUse(2000, monday));
29 EXPECT_FALSE(limiter.CanUse(2001, monday));
30
31 limiter.Use(1000, monday);
32
33 EXPECT_TRUE(limiter.CanUse(0, monday));
34 EXPECT_TRUE(limiter.CanUse(999, monday));
35 EXPECT_TRUE(limiter.CanUse(1000, monday));
36 EXPECT_FALSE(limiter.CanUse(1001, monday));
37
38 limiter.Use(1000, monday);
39
40 EXPECT_TRUE(limiter.CanUse(0, monday));
41 EXPECT_FALSE(limiter.CanUse(1, monday));
42
43 EXPECT_TRUE(limiter.CanUse(0, tuesday));
44 EXPECT_TRUE(limiter.CanUse(1, tuesday));
45 EXPECT_TRUE(limiter.CanUse(1999, tuesday));
46 EXPECT_TRUE(limiter.CanUse(2000, tuesday));
47 EXPECT_FALSE(limiter.CanUse(2001, tuesday));
48
49 limiter.Use(1000, tuesday);
50
51 EXPECT_TRUE(limiter.CanUse(1000, tuesday));
52 EXPECT_FALSE(limiter.CanUse(1001, tuesday));
53
54 limiter.Use(1000, thursday);
55
56 EXPECT_TRUE(limiter.CanUse(1000, tuesday));
57 EXPECT_FALSE(limiter.CanUse(1001, tuesday));
58 }
59
60 } // namespace rtc
61