mirror of
https://github.com/dnote/dnote
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66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
/* Copyright 2025 Dnote Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Package clock provides an abstract layer over the standard time package
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package clock
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import (
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"sync"
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"time"
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)
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// Clock is an interface to the standard library time.
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// It is used to implement a real or a mock clock. The latter is used in tests.
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type Clock interface {
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Now() time.Time
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}
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type clock struct{}
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func (c *clock) Now() time.Time {
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return time.Now()
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}
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// Mock is a mock instance of clock
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type Mock struct {
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mu sync.RWMutex
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currentTime time.Time
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}
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// SetNow sets the current time for the mock clock
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func (c *Mock) SetNow(t time.Time) {
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c.mu.Lock()
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defer c.mu.Unlock()
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c.currentTime = t
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}
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// Now returns the current time
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func (c *Mock) Now() time.Time {
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c.mu.RLock()
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defer c.mu.RUnlock()
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return c.currentTime
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}
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// New returns an instance of a real clock
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func New() Clock {
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return &clock{}
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}
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// NewMock returns an instance of a mock clock
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func NewMock() *Mock {
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return &Mock{
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currentTime: time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
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}
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}
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