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91 lines
2.9 KiB
Go
91 lines
2.9 KiB
Go
/*
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Copyright 2021 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 podtemplate
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import (
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"testing"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
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api "k8s.io/kubernetes/pkg/apis/core"
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)
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func TestStrategy(t *testing.T) {
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ctx := genericapirequest.NewDefaultContext()
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if !Strategy.NamespaceScoped() {
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t.Errorf("must be namespace scoped")
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}
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if Strategy.AllowCreateOnUpdate() {
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t.Errorf("should not allow create on update")
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}
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podTemplate := &api.PodTemplate{
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ObjectMeta: metav1.ObjectMeta{
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Name: "mytemplate",
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Namespace: metav1.NamespaceDefault,
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Generation: 999,
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},
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Template: api.PodTemplateSpec{
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Spec: api.PodSpec{
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RestartPolicy: api.RestartPolicyOnFailure,
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DNSPolicy: api.DNSClusterFirst,
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Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
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},
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},
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}
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Strategy.PrepareForCreate(ctx, podTemplate)
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if podTemplate.Generation != 1 {
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t.Errorf("expected Generation=1, got %d", podTemplate.Generation)
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}
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errs := Strategy.Validate(ctx, podTemplate)
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if len(errs) != 0 {
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t.Errorf("Unexpected error validating %v", errs)
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}
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// ensure we do not change generation for non-spec updates
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updatedLabel := podTemplate.DeepCopy()
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updatedLabel.Labels = map[string]string{"a": "true"}
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Strategy.PrepareForUpdate(ctx, updatedLabel, podTemplate)
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if updatedLabel.Generation != 1 {
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t.Errorf("expected Generation=1, got %d", updatedLabel.Generation)
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}
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updatedTemplate := podTemplate.DeepCopy()
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updatedTemplate.ResourceVersion = "10"
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updatedTemplate.Generation = 999
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updatedTemplate.Template.Spec.RestartPolicy = api.RestartPolicyNever
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// ensure generation is updated for spec changes
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Strategy.PrepareForUpdate(ctx, updatedTemplate, podTemplate)
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if updatedTemplate.Generation != 2 {
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t.Errorf("expected Generation=2, got %d", updatedTemplate.Generation)
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}
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errs = Strategy.ValidateUpdate(ctx, updatedTemplate, podTemplate)
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if len(errs) != 0 {
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t.Errorf("Unexpected error validating %v", errs)
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}
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invalidUpdatedTemplate := updatedTemplate.DeepCopy()
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invalidUpdatedTemplate.Name = "changed"
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Strategy.PrepareForUpdate(ctx, invalidUpdatedTemplate, podTemplate)
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errs = Strategy.ValidateUpdate(ctx, invalidUpdatedTemplate, podTemplate)
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if len(errs) == 0 {
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t.Errorf("expected error validating, got none")
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}
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}
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