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bad1caabde
The Lister and Watcher interfaces only supported methods without context, but were typically implemented with client-go API calls which need a context. New interfaces get added using the same approach as in https://github.com/kubernetes/kubernetes/pull/129109. Kubernetes-commit: 6688adae142e37114d9dfa8d94cd1d8a91fbcc13
81 lines
2.1 KiB
Go
81 lines
2.1 KiB
Go
/*
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Copyright 2016 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 cache
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import (
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"testing"
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"time"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/wait"
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"k8s.io/apimachinery/pkg/watch"
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)
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func TestMutationDetector(t *testing.T) {
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fakeWatch := watch.NewFake()
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lw := &ListWatch{
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WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
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return fakeWatch, nil
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},
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ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
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return &v1.PodList{}, nil
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},
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}
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pod := &v1.Pod{
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ObjectMeta: metav1.ObjectMeta{
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Name: "anything",
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Labels: map[string]string{"check": "foo"},
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},
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}
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stopCh := make(chan struct{})
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defer close(stopCh)
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mutationFound := make(chan bool)
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informer := NewSharedInformer(lw, &v1.Pod{}, 1*time.Second).(*sharedIndexInformer)
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detector := &defaultCacheMutationDetector{
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name: "name",
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period: 1 * time.Second,
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retainDuration: 2 * time.Minute,
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failureFunc: func(message string) {
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mutationFound <- true
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},
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}
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informer.cacheMutationDetector = detector
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go informer.Run(stopCh)
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fakeWatch.Add(pod)
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wait.PollImmediate(100*time.Millisecond, wait.ForeverTestTimeout, func() (bool, error) {
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detector.addedObjsLock.Lock()
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defer detector.addedObjsLock.Unlock()
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return len(detector.addedObjs) > 0, nil
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})
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detector.compareObjectsLock.Lock()
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pod.Labels["change"] = "true"
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detector.compareObjectsLock.Unlock()
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select {
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case <-mutationFound:
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case <-time.After(wait.ForeverTestTimeout):
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t.Fatalf("failed waiting for mutating detector")
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}
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}
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