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Commit | Line | Data |
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1e59de90 TL |
1 | #include "prometheus/gauge.h" |
2 | ||
3 | #include <gtest/gtest.h> | |
4 | ||
5 | namespace prometheus { | |
6 | namespace { | |
7 | ||
8 | TEST(GaugeTest, initialize_with_zero) { | |
9 | Gauge gauge; | |
10 | EXPECT_EQ(gauge.Value(), 0); | |
11 | } | |
12 | ||
13 | TEST(GaugeTest, inc) { | |
14 | Gauge gauge; | |
15 | gauge.Increment(); | |
16 | EXPECT_EQ(gauge.Value(), 1.0); | |
17 | } | |
18 | ||
19 | TEST(GaugeTest, inc_number) { | |
20 | Gauge gauge; | |
21 | gauge.Increment(4); | |
22 | EXPECT_EQ(gauge.Value(), 4.0); | |
23 | } | |
24 | ||
25 | TEST(GaugeTest, inc_multiple) { | |
26 | Gauge gauge; | |
27 | gauge.Increment(); | |
28 | gauge.Increment(); | |
29 | gauge.Increment(5); | |
30 | EXPECT_EQ(gauge.Value(), 7.0); | |
31 | } | |
32 | ||
33 | TEST(GaugeTest, inc_negative_value) { | |
34 | Gauge gauge; | |
35 | gauge.Increment(-1.0); | |
36 | EXPECT_EQ(gauge.Value(), -1.0); | |
37 | } | |
38 | ||
39 | TEST(GaugeTest, dec) { | |
40 | Gauge gauge; | |
41 | gauge.Set(5.0); | |
42 | gauge.Decrement(); | |
43 | EXPECT_EQ(gauge.Value(), 4.0); | |
44 | } | |
45 | ||
46 | TEST(GaugeTest, dec_negative_value) { | |
47 | Gauge gauge; | |
48 | gauge.Decrement(-1.0); | |
49 | EXPECT_EQ(gauge.Value(), 1.0); | |
50 | } | |
51 | ||
52 | TEST(GaugeTest, dec_number) { | |
53 | Gauge gauge; | |
54 | gauge.Set(5.0); | |
55 | gauge.Decrement(3.0); | |
56 | EXPECT_EQ(gauge.Value(), 2.0); | |
57 | } | |
58 | ||
59 | TEST(GaugeTest, set) { | |
60 | Gauge gauge; | |
61 | gauge.Set(3.0); | |
62 | EXPECT_EQ(gauge.Value(), 3.0); | |
63 | } | |
64 | ||
65 | TEST(GaugeTest, set_multiple) { | |
66 | Gauge gauge; | |
67 | gauge.Set(3.0); | |
68 | gauge.Set(8.0); | |
69 | gauge.Set(1.0); | |
70 | EXPECT_EQ(gauge.Value(), 1.0); | |
71 | } | |
72 | ||
73 | TEST(GaugeTest, set_to_current_time) { | |
74 | Gauge gauge; | |
75 | gauge.SetToCurrentTime(); | |
76 | EXPECT_GT(gauge.Value(), 0.0); | |
77 | } | |
78 | ||
79 | } // namespace | |
80 | } // namespace prometheus |