github.com/XiaoMi/Gaea@v1.2.5/stats/duration_test.go (about) 1 /* 2 Copyright 2018 The Vitess Authors 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package stats 18 19 import ( 20 "expvar" 21 "testing" 22 "time" 23 ) 24 25 func TestCounterDuration(t *testing.T) { 26 var gotname string 27 var gotv *CounterDuration 28 clear() 29 Register(func(name string, v expvar.Var) { 30 gotname = name 31 gotv = v.(*CounterDuration) 32 }) 33 v := NewCounterDuration("CounterDuration", "help") 34 if gotname != "CounterDuration" { 35 t.Errorf("want CounterDuration, got %s", gotname) 36 } 37 if gotv != v { 38 t.Errorf("want %#v, got %#v", v, gotv) 39 } 40 if v.Get() != 0 { 41 t.Errorf("want 0, got %v", v.Get()) 42 } 43 v.Add(time.Duration(1)) 44 if v.Get() != 1 { 45 t.Errorf("want 1, got %v", v.Get()) 46 } 47 if v.String() != "1" { 48 t.Errorf("want 1, got %v", v.Get()) 49 } 50 } 51 52 func TestCounterDurationFunc(t *testing.T) { 53 var gotname string 54 var gotv *CounterDurationFunc 55 clear() 56 Register(func(name string, v expvar.Var) { 57 gotname = name 58 gotv = v.(*CounterDurationFunc) 59 }) 60 61 v := NewCounterDurationFunc("CounterDurationFunc", "help", func() time.Duration { 62 return time.Duration(1) 63 }) 64 if gotname != "CounterDurationFunc" { 65 t.Errorf("want CounterDurationFunc, got %s", gotname) 66 } 67 if gotv != v { 68 t.Errorf("want %#v, got %#v", v, gotv) 69 } 70 if v.String() != "1" { 71 t.Errorf("want 1, got %v", v.String()) 72 } 73 } 74 75 func TestGaugeDuration(t *testing.T) { 76 var gotname string 77 var gotv *GaugeDuration 78 clear() 79 Register(func(name string, v expvar.Var) { 80 gotname = name 81 gotv = v.(*GaugeDuration) 82 }) 83 v := NewGaugeDuration("GaugeDuration", "help") 84 if gotname != "GaugeDuration" { 85 t.Errorf("want GaugeDuration, got %s", gotname) 86 } 87 if gotv != v { 88 t.Errorf("want %#v, got %#v", v, gotv) 89 } 90 v.Set(time.Duration(5)) 91 if v.Get() != 5 { 92 t.Errorf("want 5, got %v", v.Get()) 93 } 94 v.Add(time.Duration(1)) 95 if v.Get() != 6 { 96 t.Errorf("want 6, got %v", v.Get()) 97 } 98 if v.String() != "6" { 99 t.Errorf("want 6, got %v", v.Get()) 100 } 101 } 102 103 func TestGaugeDurationFunc(t *testing.T) { 104 var gotname string 105 var gotv *GaugeDurationFunc 106 clear() 107 Register(func(name string, v expvar.Var) { 108 gotname = name 109 gotv = v.(*GaugeDurationFunc) 110 }) 111 112 v := NewGaugeDurationFunc("GaugeDurationFunc", "help", func() time.Duration { 113 return time.Duration(1) 114 }) 115 116 if gotname != "GaugeDurationFunc" { 117 t.Errorf("want GaugeDurationFunc, got %s", gotname) 118 } 119 if gotv != v { 120 t.Errorf("want %#v, got %#v", v, gotv) 121 } 122 if v.String() != "1" { 123 t.Errorf("want 1, got %v", v.String()) 124 } 125 }