1 package metrics
2
3 import "testing"
4
5 func BenchmarkGuageFloat64(b *testing.B) {
6 g := NewGaugeFloat64()
7 b.ResetTimer()
8 for i := 0; i < b.N; i++ {
9 g.Update(float64(i))
10 }
11 }
12
13 func BenchmarkGuageFloat64Parallel(b *testing.B) {
14 g := NewGaugeFloat64()
15 b.ResetTimer()
16 b.RunParallel(func(pb *testing.PB) {
17 for pb.Next() {
18 g.Update(float64(1))
19 }
20 })
21 }
22
23 func TestGaugeFloat64(t *testing.T) {
24 g := NewGaugeFloat64()
25 g.Update(float64(47.0))
26 if v := g.Value(); float64(47.0) != v {
27 t.Errorf("g.Value(): 47.0 != %v\n", v)
28 }
29 }
30
31 func TestGaugeFloat64Snapshot(t *testing.T) {
32 g := NewGaugeFloat64()
33 g.Update(float64(47.0))
34 snapshot := g.Snapshot()
35 g.Update(float64(0))
36 if v := snapshot.Value(); float64(47.0) != v {
37 t.Errorf("g.Value(): 47.0 != %v\n", v)
38 }
39 }
40
41 func TestGetOrRegisterGaugeFloat64(t *testing.T) {
42 r := NewRegistry()
43 NewRegisteredGaugeFloat64("foo", r).Update(float64(47.0))
44 t.Logf("registry: %v", r)
45 if g := GetOrRegisterGaugeFloat64("foo", r); float64(47.0) != g.Value() {
46 t.Fatal(g)
47 }
48 }
49
50 func TestFunctionalGaugeFloat64(t *testing.T) {
51 var counter float64
52 fg := NewFunctionalGaugeFloat64(func() float64 {
53 counter++
54 return counter
55 })
56 fg.Value()
57 fg.Value()
58 if counter != 2 {
59 t.Error("counter != 2")
60 }
61 }
62
63 func TestGetOrRegisterFunctionalGaugeFloat64(t *testing.T) {
64 r := NewRegistry()
65 NewRegisteredFunctionalGaugeFloat64("foo", r, func() float64 { return 47 })
66 if g := GetOrRegisterGaugeFloat64("foo", r); 47 != g.Value() {
67 t.Fatal(g)
68 }
69 }
70
View as plain text