| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package oldmetrix |
| 4 | |
| 5 | import ( |
| 6 | "testing" |
| 7 | |
| 8 | "github.com/stretchr/testify/assert" |
| 9 | ) |
| 10 | |
| 11 | func TestCounter_WriteTo(t *testing.T) { |
| 12 | c := Counter{} |
| 13 | c.Inc() |
| 14 | c.Inc() |
| 15 | c.Inc() |
| 16 | c.Add(0.14) |
| 17 | m := map[string]int64{} |
| 18 | c.WriteTo(m, "pi", 100, 1) |
| 19 | assert.Len(t, m, 1) |
| 20 | assert.EqualValues(t, 314, m["pi"]) |
| 21 | } |
| 22 | |
| 23 | func TestCounterVec_WriteTo(t *testing.T) { |
| 24 | c := NewCounterVec() |
| 25 | c.Get("foo").Inc() |
| 26 | c.Get("foo").Inc() |
| 27 | c.Get("bar").Inc() |
| 28 | c.Get("bar").Add(0.14) |
| 29 | |
| 30 | m := map[string]int64{} |
| 31 | c.WriteTo(m, "pi", 100, 1) |
| 32 | assert.Len(t, m, 2) |
| 33 | assert.EqualValues(t, 200, m["pi_foo"]) |
| 34 | assert.EqualValues(t, 114, m["pi_bar"]) |
| 35 | } |
| 36 | |
| 37 | func TestCounter_Inc(t *testing.T) { |
| 38 | c := Counter{} |
| 39 | c.Inc() |
| 40 | assert.Equal(t, 1.0, c.Value()) |
| 41 | c.Inc() |
| 42 | assert.Equal(t, 2.0, c.Value()) |
| 43 | } |
| 44 | |
| 45 | func TestCounter_Add(t *testing.T) { |
| 46 | c := Counter{} |
| 47 | c.Add(3.14) |
| 48 | assert.InDelta(t, 3.14, c.Value(), 0.0001) |
| 49 | c.Add(2) |
| 50 | assert.InDelta(t, 5.14, c.Value(), 0.0001) |
| 51 | assert.Panics(t, func() { |
| 52 | c.Add(-1) |
| 53 | }) |
| 54 | } |
| 55 | |
| 56 | func BenchmarkCounter_Add(b *testing.B) { |
| 57 | benchmarks := []struct { |
| 58 | name string |
| 59 | value float64 |
| 60 | }{ |
| 61 | {"int", 1}, |
| 62 | {"float", 3.14}, |
| 63 | } |
| 64 | for _, bm := range benchmarks { |
| 65 | b.Run(bm.name, func(b *testing.B) { |
| 66 | var c Counter |
| 67 | for i := 0; i < b.N; i++ { |
| 68 | c.Add(bm.value) |
| 69 | } |
| 70 | }) |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | func BenchmarkCounter_Inc(b *testing.B) { |
| 75 | var c Counter |
| 76 | for i := 0; i < b.N; i++ { |
| 77 | c.Inc() |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | func BenchmarkCounterVec_Inc(b *testing.B) { |
| 82 | c := NewCounterVec() |
| 83 | for i := 0; i < b.N; i++ { |
| 84 | c.Get("foo").Inc() |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | func BenchmarkCounter_Value(b *testing.B) { |
| 89 | var c Counter |
| 90 | c.Inc() |
| 91 | c.Add(3.14) |
| 92 | for i := 0; i < b.N; i++ { |
| 93 | c.Value() |
| 94 | } |
| 95 | } |
| 96 | |
| 97 | func BenchmarkCounter_WriteTo(b *testing.B) { |
| 98 | var c Counter |
| 99 | c.Inc() |
| 100 | c.Add(3.14) |
| 101 | m := map[string]int64{} |
| 102 | for i := 0; i < b.N; i++ { |
| 103 | c.WriteTo(m, "pi", 100, 1) |
| 104 | } |
| 105 | } |