mirror of https://github.com/k3s-io/k3s
132 lines
3.8 KiB
Go
132 lines
3.8 KiB
Go
/*
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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 v2beta1_test
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import (
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"reflect"
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"testing"
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autoscalingv2beta1 "k8s.io/api/autoscaling/v2beta1"
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"k8s.io/api/core/v1"
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apiequality "k8s.io/apimachinery/pkg/api/equality"
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"k8s.io/apimachinery/pkg/runtime"
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_ "k8s.io/kubernetes/pkg/api/install"
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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/v2beta1"
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)
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func TestSetDefaultHPA(t *testing.T) {
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utilizationDefaultVal := int32(autoscaling.DefaultCPUUtilization)
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defaultReplicas := newInt32(1)
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defaultTemplate := []autoscalingv2beta1.MetricSpec{
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{
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Type: autoscalingv2beta1.ResourceMetricSourceType,
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Resource: &autoscalingv2beta1.ResourceMetricSource{
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Name: v1.ResourceCPU,
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TargetAverageUtilization: &utilizationDefaultVal,
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},
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},
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}
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tests := []struct {
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original *autoscalingv2beta1.HorizontalPodAutoscaler
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expected *autoscalingv2beta1.HorizontalPodAutoscaler
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}{
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{ // MinReplicas default value
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original: &autoscalingv2beta1.HorizontalPodAutoscaler{
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Spec: autoscalingv2beta1.HorizontalPodAutoscalerSpec{
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Metrics: defaultTemplate,
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},
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},
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expected: &autoscalingv2beta1.HorizontalPodAutoscaler{
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Spec: autoscalingv2beta1.HorizontalPodAutoscalerSpec{
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MinReplicas: defaultReplicas,
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Metrics: defaultTemplate,
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},
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},
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},
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{ // MinReplicas update
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original: &autoscalingv2beta1.HorizontalPodAutoscaler{
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Spec: autoscalingv2beta1.HorizontalPodAutoscalerSpec{
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MinReplicas: newInt32(3),
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Metrics: defaultTemplate,
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},
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},
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expected: &autoscalingv2beta1.HorizontalPodAutoscaler{
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Spec: autoscalingv2beta1.HorizontalPodAutoscalerSpec{
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MinReplicas: newInt32(3),
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Metrics: defaultTemplate,
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},
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},
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},
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{ // Metrics default value
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original: &autoscalingv2beta1.HorizontalPodAutoscaler{
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Spec: autoscalingv2beta1.HorizontalPodAutoscalerSpec{
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MinReplicas: defaultReplicas,
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},
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},
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expected: &autoscalingv2beta1.HorizontalPodAutoscaler{
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Spec: autoscalingv2beta1.HorizontalPodAutoscalerSpec{
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MinReplicas: defaultReplicas,
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Metrics: defaultTemplate,
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},
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},
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},
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}
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for i, test := range tests {
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original := test.original
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expected := test.expected
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obj2 := roundTrip(t, runtime.Object(original))
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got, ok := obj2.(*autoscalingv2beta1.HorizontalPodAutoscaler)
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if !ok {
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t.Fatalf("(%d) unexpected object: %v", i, obj2)
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}
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if !apiequality.Semantic.DeepEqual(got.Spec, expected.Spec) {
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t.Errorf("(%d) got different than expected\ngot:\n\t%+v\nexpected:\n\t%+v", i, got.Spec, expected.Spec)
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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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func newInt32(val int32) *int32 {
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p := new(int32)
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*p = val
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return p
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}
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