/
clock.go
44 lines (38 loc) · 1.11 KB
/
clock.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 test
import (
"sync"
"time"
)
type Clock struct {
now time.Time
sync.Mutex
}
func NewClock(t time.Time) *Clock {
return &Clock{now: t}
}
func (c *Clock) Now() time.Time {
c.Lock()
defer c.Unlock()
return c.now
}
func (c *Clock) Add(duration time.Duration) {
c.Lock()
c.now = c.now.Add(duration)
c.Unlock()
}