mirror of
https://github.com/k3s-io/kubernetes.git
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156 lines
4.7 KiB
Go
156 lines
4.7 KiB
Go
/*
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Copyright 2016 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 v1_test
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import (
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"reflect"
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"testing"
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autoscalingv1 "k8s.io/api/autoscaling/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/diff"
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"k8s.io/kubernetes/pkg/api/legacyscheme"
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"k8s.io/kubernetes/pkg/apis/autoscaling"
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_ "k8s.io/kubernetes/pkg/apis/autoscaling/install"
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. "k8s.io/kubernetes/pkg/apis/autoscaling/v1"
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_ "k8s.io/kubernetes/pkg/apis/core/install"
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utilpointer "k8s.io/utils/pointer"
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)
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func TestSetDefaultHPA(t *testing.T) {
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tests := []struct {
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hpa autoscalingv1.HorizontalPodAutoscaler
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expectReplicas int32
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test string
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}{
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{
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hpa: autoscalingv1.HorizontalPodAutoscaler{},
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expectReplicas: 1,
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test: "unspecified min replicas, use the default value",
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},
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{
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hpa: autoscalingv1.HorizontalPodAutoscaler{
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Spec: autoscalingv1.HorizontalPodAutoscalerSpec{
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MinReplicas: utilpointer.Int32(3),
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},
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},
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expectReplicas: 3,
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test: "set min replicas to 3",
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},
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}
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for _, test := range tests {
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hpa := &test.hpa
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obj2 := roundTrip(t, runtime.Object(hpa))
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hpa2, ok := obj2.(*autoscalingv1.HorizontalPodAutoscaler)
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if !ok {
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t.Fatalf("unexpected object: %v", obj2)
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}
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if hpa2.Spec.MinReplicas == nil {
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t.Errorf("unexpected nil MinReplicas")
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} else if test.expectReplicas != *hpa2.Spec.MinReplicas {
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t.Errorf("expected: %d MinReplicas, got: %d", test.expectReplicas, *hpa2.Spec.MinReplicas)
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}
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}
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}
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func TestHorizontalPodAutoscalerAnnotations(t *testing.T) {
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tests := []struct {
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hpa autoscalingv1.HorizontalPodAutoscaler
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test string
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}{
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{
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hpa: autoscalingv1.HorizontalPodAutoscaler{
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ObjectMeta: metav1.ObjectMeta{
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Annotations: map[string]string{
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autoscaling.HorizontalPodAutoscalerConditionsAnnotation: "",
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autoscaling.MetricSpecsAnnotation: "",
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autoscaling.BehaviorSpecsAnnotation: "",
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autoscaling.MetricStatusesAnnotation: "",
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},
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},
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},
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test: "test empty value for Annotations",
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},
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{
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hpa: autoscalingv1.HorizontalPodAutoscaler{
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ObjectMeta: metav1.ObjectMeta{
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Annotations: map[string]string{
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autoscaling.HorizontalPodAutoscalerConditionsAnnotation: "abc",
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autoscaling.MetricSpecsAnnotation: "abc",
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autoscaling.BehaviorSpecsAnnotation: "abc",
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autoscaling.MetricStatusesAnnotation: "abc",
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},
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},
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},
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test: "test random value for Annotations",
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},
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{
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hpa: autoscalingv1.HorizontalPodAutoscaler{
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ObjectMeta: metav1.ObjectMeta{
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Annotations: map[string]string{
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autoscaling.HorizontalPodAutoscalerConditionsAnnotation: "[]",
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autoscaling.MetricSpecsAnnotation: "[]",
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autoscaling.BehaviorSpecsAnnotation: "[]",
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autoscaling.MetricStatusesAnnotation: "[]",
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},
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},
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},
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test: "test empty array value for Annotations",
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},
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}
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for _, test := range tests {
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hpa := &test.hpa
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hpaBeforeMuatate := *hpa.DeepCopy()
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obj := roundTrip(t, runtime.Object(hpa))
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final_obj, ok := obj.(*autoscalingv1.HorizontalPodAutoscaler)
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if !ok {
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t.Fatalf("unexpected object: %v", obj)
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}
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if !reflect.DeepEqual(*hpa, hpaBeforeMuatate) {
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t.Errorf("diff: %v", diff.ObjectDiff(*hpa, hpaBeforeMuatate))
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t.Errorf("expected: %#v\n actual: %#v", *hpa, hpaBeforeMuatate)
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}
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if len(final_obj.ObjectMeta.Annotations) != 0 {
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t.Fatalf("unexpected annotations: %v", final_obj.ObjectMeta.Annotations)
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}
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}
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}
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func roundTrip(t *testing.T, obj runtime.Object) runtime.Object {
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data, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(SchemeGroupVersion), obj)
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if err != nil {
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t.Errorf("%v\n %#v", err, obj)
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return nil
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}
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obj2, err := runtime.Decode(legacyscheme.Codecs.UniversalDecoder(), data)
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if err != nil {
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t.Errorf("%v\nData: %s\nSource: %#v", err, string(data), obj)
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return nil
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}
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obj3 := reflect.New(reflect.TypeOf(obj).Elem()).Interface().(runtime.Object)
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err = legacyscheme.Scheme.Convert(obj2, obj3, nil)
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if err != nil {
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t.Errorf("%v\nSource: %#v", err, obj2)
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return nil
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}
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return obj3
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}
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