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- /*
- Copyright 2019 The Vitess Authors.
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- */
- package stats
- import (
- "expvar"
- "testing"
- "time"
- )
- func TestCounterDuration(t *testing.T) {
- var gotname string
- var gotv *CounterDuration
- clear()
- Register(func(name string, v expvar.Var) {
- gotname = name
- gotv = v.(*CounterDuration)
- })
- v := NewCounterDuration("CounterDuration", "help")
- if gotname != "CounterDuration" {
- t.Errorf("want CounterDuration, got %s", gotname)
- }
- if gotv != v {
- t.Errorf("want %#v, got %#v", v, gotv)
- }
- if v.Get() != 0 {
- t.Errorf("want 0, got %v", v.Get())
- }
- v.Add(time.Duration(1))
- if v.Get() != 1 {
- t.Errorf("want 1, got %v", v.Get())
- }
- if v.String() != "1" {
- t.Errorf("want 1, got %v", v.Get())
- }
- }
- func TestCounterDurationFunc(t *testing.T) {
- var gotname string
- var gotv *CounterDurationFunc
- clear()
- Register(func(name string, v expvar.Var) {
- gotname = name
- gotv = v.(*CounterDurationFunc)
- })
- v := NewCounterDurationFunc("CounterDurationFunc", "help", func() time.Duration {
- return time.Duration(1)
- })
- if gotname != "CounterDurationFunc" {
- t.Errorf("want CounterDurationFunc, got %s", gotname)
- }
- if gotv != v {
- t.Errorf("want %#v, got %#v", v, gotv)
- }
- if v.String() != "1" {
- t.Errorf("want 1, got %v", v.String())
- }
- }
- func TestGaugeDuration(t *testing.T) {
- var gotname string
- var gotv *GaugeDuration
- clear()
- Register(func(name string, v expvar.Var) {
- gotname = name
- gotv = v.(*GaugeDuration)
- })
- v := NewGaugeDuration("GaugeDuration", "help")
- if gotname != "GaugeDuration" {
- t.Errorf("want GaugeDuration, got %s", gotname)
- }
- if gotv != v {
- t.Errorf("want %#v, got %#v", v, gotv)
- }
- v.Set(time.Duration(5))
- if v.Get() != 5 {
- t.Errorf("want 5, got %v", v.Get())
- }
- v.Add(time.Duration(1))
- if v.Get() != 6 {
- t.Errorf("want 6, got %v", v.Get())
- }
- if v.String() != "6" {
- t.Errorf("want 6, got %v", v.Get())
- }
- }
- func TestGaugeDurationFunc(t *testing.T) {
- var gotname string
- var gotv *GaugeDurationFunc
- clear()
- Register(func(name string, v expvar.Var) {
- gotname = name
- gotv = v.(*GaugeDurationFunc)
- })
- v := NewGaugeDurationFunc("GaugeDurationFunc", "help", func() time.Duration {
- return time.Duration(1)
- })
- if gotname != "GaugeDurationFunc" {
- t.Errorf("want GaugeDurationFunc, got %s", gotname)
- }
- if gotv != v {
- t.Errorf("want %#v, got %#v", v, gotv)
- }
- if v.String() != "1" {
- t.Errorf("want 1, got %v", v.String())
- }
- }
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