mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-11-04 12:18:16 +00:00
103 lines
2.8 KiB
Go
103 lines
2.8 KiB
Go
/*
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Copyright 2019 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 service
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import (
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"context"
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"reflect"
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"testing"
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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/client-go/kubernetes/fake"
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)
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func addAnnotations(svc *v1.Service) {
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svc.Annotations["foo"] = "bar"
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}
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func TestPatch(t *testing.T) {
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svcOrigin := &v1.Service{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-patch",
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Annotations: map[string]string{},
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},
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Spec: v1.ServiceSpec{
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ClusterIP: "10.0.0.1",
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},
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}
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fakeCs := fake.NewSimpleClientset(svcOrigin)
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// Issue a separate update and verify patch doesn't fail after this.
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svcToUpdate := svcOrigin.DeepCopy()
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addAnnotations(svcToUpdate)
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if _, err := fakeCs.CoreV1().Services(svcOrigin.Namespace).Update(context.TODO(), svcToUpdate, metav1.UpdateOptions{}); err != nil {
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t.Fatalf("Failed to update service: %v", err)
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}
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// Attempt to patch based the original service.
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svcToPatch := svcOrigin.DeepCopy()
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svcToPatch.Finalizers = []string{"foo"}
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svcToPatch.Spec.ClusterIP = "10.0.0.2"
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svcToPatch.Status = v1.ServiceStatus{
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LoadBalancer: v1.LoadBalancerStatus{
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Ingress: []v1.LoadBalancerIngress{
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{IP: "8.8.8.8"},
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},
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},
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}
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svcPatched, err := patch(fakeCs.CoreV1(), svcOrigin, svcToPatch)
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if err != nil {
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t.Fatalf("Failed to patch service: %v", err)
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}
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// Service returned by patch will contain latest content (e.g from
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// the separate update).
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addAnnotations(svcToPatch)
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if !reflect.DeepEqual(svcPatched, svcToPatch) {
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t.Errorf("PatchStatus() = %+v, want %+v", svcPatched, svcToPatch)
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}
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// Explicitly validate if spec is unchanged from origin.
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if !reflect.DeepEqual(svcPatched.Spec, svcOrigin.Spec) {
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t.Errorf("Got spec = %+v, want %+v", svcPatched.Spec, svcOrigin.Spec)
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}
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}
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func TestGetPatchBytes(t *testing.T) {
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origin := &v1.Service{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-patch-bytes",
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Finalizers: []string{"foo"},
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},
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}
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updated := &v1.Service{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-patch-bytes",
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Finalizers: []string{"foo", "bar"},
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},
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}
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b, err := getPatchBytes(origin, updated)
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if err != nil {
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t.Fatal(err)
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}
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expected := `{"metadata":{"$setElementOrder/finalizers":["foo","bar"],"finalizers":["bar"]}}`
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if string(b) != expected {
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t.Errorf("getPatchBytes(%+v, %+v) = %s ; want %s", origin, updated, string(b), expected)
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}
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}
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