95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
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/*
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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 store
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import (
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"testing"
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discoveryv1 "k8s.io/api/discovery/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/tools/cache"
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)
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func newEndpointSliceLister(t *testing.T) *EndpointSliceLister {
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t.Helper()
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return &EndpointSliceLister{Store: cache.NewStore(cache.MetaNamespaceKeyFunc)}
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}
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func TestEndpointSliceLister(t *testing.T) {
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t.Run("the key does not exist", func(t *testing.T) {
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el := newEndpointSliceLister(t)
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key := "namespace/svcname"
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_, err := el.MatchByKey(key)
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if err == nil {
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t.Error("expected an error but nothing has been returned")
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}
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if _, ok := err.(NotExistsError); !ok {
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t.Errorf("expected NotExistsError, got %v", err)
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}
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})
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t.Run("the key exists", func(t *testing.T) {
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el := newEndpointSliceLister(t)
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key := "namespace/svcname"
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endpointSlice := &discoveryv1.EndpointSlice{
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ObjectMeta: metav1.ObjectMeta{
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Namespace: "namespace",
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Name: "anothername-foo",
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Labels: map[string]string{
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discoveryv1.LabelServiceName: "svcname",
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},
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},
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}
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el.Add(endpointSlice)
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endpointSlice = &discoveryv1.EndpointSlice{
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ObjectMeta: metav1.ObjectMeta{
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Namespace: "namespace",
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Name: "svcname-bar",
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Labels: map[string]string{
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discoveryv1.LabelServiceName: "othersvc",
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},
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},
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}
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el.Add(endpointSlice)
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endpointSlice = &discoveryv1.EndpointSlice{
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ObjectMeta: metav1.ObjectMeta{
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Namespace: "namespace",
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Name: "svcname-buz",
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Labels: map[string]string{
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discoveryv1.LabelServiceName: "svcname",
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},
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},
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}
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el.Add(endpointSlice)
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eps, err := el.MatchByKey(key)
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if err != nil {
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t.Errorf("unexpeted error %v", err)
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}
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if err == nil && len(eps) != 1 {
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t.Errorf("expected one slice %v, error, got %d slices", endpointSlice, len(eps))
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}
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if len(eps) > 0 && eps[0].GetName() != endpointSlice.GetName() {
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t.Errorf("expected %v, error, got %v", endpointSlice.GetName(), eps[0].GetName())
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}
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})
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}
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