102 lines
2.9 KiB
Go
102 lines
2.9 KiB
Go
/*
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Copyright 2024 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 disableservicelinks
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import (
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"context"
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"testing"
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"k8s.io/apiserver/pkg/admission"
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admissiontesting "k8s.io/apiserver/pkg/admission/testing"
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"k8s.io/kubernetes/pkg/apis/core"
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"k8s.io/kubernetes/pkg/apis/core/helper"
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"k8s.io/utils/ptr"
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)
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func TestAdmit(t *testing.T) {
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plugin := admissiontesting.WithReinvocationTesting(t, newDisableServiceLinks())
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tests := []struct {
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description string
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requestedPod core.Pod
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expectedPod core.Pod
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operation admission.Operation
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}{
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{
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description: "Create empty pod with default value of Spec.EnableServiceLinks",
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requestedPod: core.Pod{
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Spec: core.PodSpec{},
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},
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expectedPod: core.Pod{
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Spec: core.PodSpec{EnableServiceLinks: ptr.To(false)},
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},
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operation: admission.Create,
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},
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{
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description: "Create empty pod with Spec.EnableServiceLinks set to true",
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requestedPod: core.Pod{
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Spec: core.PodSpec{EnableServiceLinks: ptr.To(true)},
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},
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expectedPod: core.Pod{
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Spec: core.PodSpec{EnableServiceLinks: ptr.To(false)},
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},
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operation: admission.Create,
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},
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{
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description: "Update empty pod with Spec.EnableServiceLinks set to true",
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requestedPod: core.Pod{
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Spec: core.PodSpec{EnableServiceLinks: ptr.To(true)},
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},
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expectedPod: core.Pod{
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Spec: core.PodSpec{EnableServiceLinks: ptr.To(true)},
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},
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operation: admission.Update,
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},
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}
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for i, test := range tests {
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err := plugin.Admit(context.TODO(), admission.NewAttributesRecord(&test.requestedPod, nil,
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core.Kind("Pod").WithVersion("version"), "foo", "name",
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core.Resource("pods").WithVersion("version"), "", test.operation,
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nil, false, nil), nil)
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if err != nil {
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t.Errorf("[%d: %s] unexpected error %v for pod %+v", i, test.description, err, test.requestedPod)
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}
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if !helper.Semantic.DeepEqual(test.expectedPod.Spec, test.requestedPod.Spec) {
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t.Errorf("[%d: %s] expected %t got %t", i, test.description, *test.expectedPod.Spec.EnableServiceLinks, *test.requestedPod.Spec.EnableServiceLinks)
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}
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}
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}
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func TestHandles(t *testing.T) {
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plugin := newDisableServiceLinks()
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tests := map[admission.Operation]bool{
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admission.Create: true,
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admission.Update: true,
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admission.Delete: false,
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admission.Connect: false,
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}
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for op, expected := range tests {
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result := plugin.Handles(op)
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if result != expected {
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t.Errorf("Unexpected result for operation %s: %v\n", op, result)
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}
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}
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}
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