| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package prometheus |
| 4 | |
| 5 | import ( |
| 6 | "testing" |
| 7 | |
| 8 | "github.com/prometheus/prometheus/model/labels" |
| 9 | "github.com/stretchr/testify/assert" |
| 10 | "github.com/stretchr/testify/require" |
| 11 | ) |
| 12 | |
| 13 | // TODO: write better tests |
| 14 | |
| 15 | const ( |
| 16 | testName1 = "logback_events_total" |
| 17 | testName2 = "jvm_threads_peak" |
| 18 | ) |
| 19 | |
| 20 | func newTestSeries() Series { |
| 21 | return Series{ |
| 22 | { |
| 23 | Value: 10, |
| 24 | Labels: labels.Labels{ |
| 25 | {Name: "__name__", Value: testName1}, |
| 26 | {Name: "level", Value: "error"}, |
| 27 | }, |
| 28 | }, |
| 29 | { |
| 30 | Value: 20, |
| 31 | Labels: labels.Labels{ |
| 32 | {Name: "__name__", Value: testName1}, |
| 33 | {Name: "level", Value: "warn"}, |
| 34 | }, |
| 35 | }, |
| 36 | { |
| 37 | Value: 5, |
| 38 | Labels: labels.Labels{ |
| 39 | {Name: "__name__", Value: testName1}, |
| 40 | {Name: "level", Value: "info"}, |
| 41 | }, |
| 42 | }, |
| 43 | { |
| 44 | Value: 15, |
| 45 | Labels: labels.Labels{ |
| 46 | {Name: "__name__", Value: testName1}, |
| 47 | {Name: "level", Value: "debug"}, |
| 48 | }, |
| 49 | }, |
| 50 | { |
| 51 | Value: 26, |
| 52 | Labels: labels.Labels{ |
| 53 | {Name: "__name__", Value: testName2}, |
| 54 | }, |
| 55 | }, |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | func TestSeries_Name(t *testing.T) { |
| 60 | m := newTestSeries() |
| 61 | |
| 62 | assert.Equal(t, testName1, m[0].Name()) |
| 63 | assert.Equal(t, testName1, m[1].Name()) |
| 64 | |
| 65 | } |
| 66 | |
| 67 | func TestSeries_Add(t *testing.T) { |
| 68 | m := newTestSeries() |
| 69 | |
| 70 | require.Len(t, m, 5) |
| 71 | m.Add(SeriesSample{}) |
| 72 | assert.Len(t, m, 6) |
| 73 | } |
| 74 | |
| 75 | func TestSeries_FindByName(t *testing.T) { |
| 76 | m := newTestSeries() |
| 77 | m.Sort() |
| 78 | assert.Len(t, Series{}.FindByName(testName1), 0) |
| 79 | assert.Len(t, m.FindByName(testName1), len(m)-1) |
| 80 | } |
| 81 | |
| 82 | func TestSeries_FindByNames(t *testing.T) { |
| 83 | m := newTestSeries() |
| 84 | m.Sort() |
| 85 | assert.Len(t, m.FindByNames(), 0) |
| 86 | assert.Len(t, m.FindByNames(testName1), len(m)-1) |
| 87 | assert.Len(t, m.FindByNames(testName1, testName2), len(m)) |
| 88 | } |
| 89 | |
| 90 | func TestSeries_Len(t *testing.T) { |
| 91 | m := newTestSeries() |
| 92 | |
| 93 | assert.Equal(t, len(m), m.Len()) |
| 94 | } |
| 95 | |
| 96 | func TestSeries_Less(t *testing.T) { |
| 97 | m := newTestSeries() |
| 98 | |
| 99 | assert.False(t, m.Less(0, 1)) |
| 100 | assert.True(t, m.Less(4, 0)) |
| 101 | } |
| 102 | |
| 103 | func TestSeries_Max(t *testing.T) { |
| 104 | m := newTestSeries() |
| 105 | |
| 106 | assert.Equal(t, float64(26), m.Max()) |
| 107 | |
| 108 | } |
| 109 | |
| 110 | func TestSeries_Reset(t *testing.T) { |
| 111 | m := newTestSeries() |
| 112 | m.Reset() |
| 113 | |
| 114 | assert.Len(t, m, 0) |
| 115 | |
| 116 | } |
| 117 | |
| 118 | func TestSeries_Sort(t *testing.T) { |
| 119 | { |
| 120 | m := newTestSeries() |
| 121 | m.Sort() |
| 122 | assert.Equal(t, testName2, m[0].Name()) |
| 123 | } |
| 124 | { |
| 125 | m := Series{} |
| 126 | assert.Equal(t, 0.0, m.Max()) |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | func TestSeries_Swap(t *testing.T) { |
| 131 | m := newTestSeries() |
| 132 | |
| 133 | m0 := m[0] |
| 134 | m1 := m[1] |
| 135 | |
| 136 | m.Swap(0, 1) |
| 137 | |
| 138 | assert.Equal(t, m0, m[1]) |
| 139 | assert.Equal(t, m1, m[0]) |
| 140 | } |