mirror of https://github.com/knative/pkg.git
73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
/*
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Copyright 2018 The Knative 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 configmap
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import (
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"testing"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func TestStaticWatcher(t *testing.T) {
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fooCM := &corev1.ConfigMap{
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ObjectMeta: metav1.ObjectMeta{
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Namespace: "knative-system",
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Name: "foo",
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},
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}
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barCM := &corev1.ConfigMap{
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ObjectMeta: metav1.ObjectMeta{
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Namespace: "knative-system",
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Name: "bar",
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},
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}
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cm := NewStaticWatcher(fooCM, barCM)
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foo1 := &counter{name: "foo1"}
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cm.Watch("foo", foo1.callback)
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foo2 := &counter{name: "foo2"}
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cm.Watch("foo", foo2.callback)
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bar := &counter{name: "bar"}
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cm.Watch("bar", bar.callback)
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err := cm.Start(nil)
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if err != nil {
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t.Fatal("cm.Start() =", err)
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}
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// When Start returns the callbacks should have been called with the
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// version of the objects that is available.
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for _, obj := range []*counter{foo1, foo2, bar} {
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if got, want := obj.count(), 1; got != want {
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t.Errorf("%v.count = %v, want %v", obj, got, want)
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}
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}
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}
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func TestUnknownConfigMapName(t *testing.T) {
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defer func() {
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if recover() == nil {
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t.Error("Expected calling Watch with an unknown configmap name to panic")
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}
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}()
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cm := NewStaticWatcher()
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cm.Watch("unknown", func(*corev1.ConfigMap) {})
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}
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