97 lines
2.1 KiB
Go
97 lines
2.1 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 azure
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import (
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"sync/atomic"
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"testing"
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"time"
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)
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func TestCacheReturnsSameObject(t *testing.T) {
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type cacheTestingStruct struct{}
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c := newTimedcache(1 * time.Minute)
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o1 := cacheTestingStruct{}
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get1, _ := c.GetOrCreate("b1", func() interface{} {
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return o1
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})
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o2 := cacheTestingStruct{}
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get2, _ := c.GetOrCreate("b1", func() interface{} {
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return o2
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})
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if get1 != get2 {
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t.Error("Get not equal")
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}
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}
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func TestCacheCallsCreateFuncOnce(t *testing.T) {
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var callsCount uint32
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f1 := func() interface{} {
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atomic.AddUint32(&callsCount, 1)
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return 1
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}
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c := newTimedcache(500 * time.Millisecond)
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for index := 0; index < 20; index++ {
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_, _ = c.GetOrCreate("b1", f1)
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}
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if callsCount != 1 {
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t.Error("Count not match")
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}
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time.Sleep(500 * time.Millisecond)
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c.GetOrCreate("b1", f1)
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if callsCount != 2 {
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t.Error("Count not match")
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}
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}
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func TestCacheExpires(t *testing.T) {
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f1 := func() interface{} {
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return 1
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}
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c := newTimedcache(500 * time.Millisecond)
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get1, _ := c.GetOrCreate("b1", f1)
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if get1 != 1 {
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t.Error("Value not equal")
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}
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time.Sleep(500 * time.Millisecond)
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get1, _ = c.GetOrCreate("b1", nil)
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if get1 != nil {
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t.Error("value not expired")
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}
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}
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func TestCacheDelete(t *testing.T) {
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f1 := func() interface{} {
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return 1
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}
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c := newTimedcache(500 * time.Millisecond)
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get1, _ := c.GetOrCreate("b1", f1)
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if get1 != 1 {
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t.Error("Value not equal")
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}
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get1, _ = c.GetOrCreate("b1", nil)
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if get1 != 1 {
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t.Error("Value not equal")
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}
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c.Delete("b1")
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get1, _ = c.GetOrCreate("b1", nil)
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if get1 != nil {
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t.Error("value not deleted")
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}
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}
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