| /* |
| Copyright 2017 The Kubernetes Authors. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| |
| package v1beta1_test |
| |
| import ( |
| "reflect" |
| "testing" |
| |
| appsv1beta1 "k8s.io/api/apps/v1beta1" |
| |
| "k8s.io/api/core/v1" |
| apiequality "k8s.io/apimachinery/pkg/api/equality" |
| "k8s.io/apimachinery/pkg/runtime" |
| "k8s.io/apimachinery/pkg/util/intstr" |
| "k8s.io/kubernetes/pkg/api/legacyscheme" |
| _ "k8s.io/kubernetes/pkg/apis/apps/install" |
| . "k8s.io/kubernetes/pkg/apis/apps/v1beta1" |
| api "k8s.io/kubernetes/pkg/apis/core" |
| _ "k8s.io/kubernetes/pkg/apis/core/install" |
| utilpointer "k8s.io/utils/pointer" |
| ) |
| |
| func TestSetDefaultDeployment(t *testing.T) { |
| defaultIntOrString := intstr.FromString("25%") |
| differentIntOrString := intstr.FromInt(5) |
| period := int64(v1.DefaultTerminationGracePeriodSeconds) |
| defaultTemplate := v1.PodTemplateSpec{ |
| Spec: v1.PodSpec{ |
| DNSPolicy: v1.DNSClusterFirst, |
| RestartPolicy: v1.RestartPolicyAlways, |
| SecurityContext: &v1.PodSecurityContext{}, |
| TerminationGracePeriodSeconds: &period, |
| SchedulerName: api.DefaultSchedulerName, |
| }, |
| } |
| tests := []struct { |
| original *appsv1beta1.Deployment |
| expected *appsv1beta1.Deployment |
| }{ |
| { |
| original: &appsv1beta1.Deployment{}, |
| expected: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(1), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RollingUpdateDeploymentStrategyType, |
| RollingUpdate: &appsv1beta1.RollingUpdateDeployment{ |
| MaxSurge: &defaultIntOrString, |
| MaxUnavailable: &defaultIntOrString, |
| }, |
| }, |
| RevisionHistoryLimit: utilpointer.Int32Ptr(2), |
| ProgressDeadlineSeconds: utilpointer.Int32Ptr(600), |
| Template: defaultTemplate, |
| }, |
| }, |
| }, |
| { |
| original: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(5), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| RollingUpdate: &appsv1beta1.RollingUpdateDeployment{ |
| MaxSurge: &differentIntOrString, |
| }, |
| }, |
| }, |
| }, |
| expected: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(5), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RollingUpdateDeploymentStrategyType, |
| RollingUpdate: &appsv1beta1.RollingUpdateDeployment{ |
| MaxSurge: &differentIntOrString, |
| MaxUnavailable: &defaultIntOrString, |
| }, |
| }, |
| RevisionHistoryLimit: utilpointer.Int32Ptr(2), |
| ProgressDeadlineSeconds: utilpointer.Int32Ptr(600), |
| Template: defaultTemplate, |
| }, |
| }, |
| }, |
| { |
| original: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(3), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RollingUpdateDeploymentStrategyType, |
| RollingUpdate: nil, |
| }, |
| }, |
| }, |
| expected: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(3), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RollingUpdateDeploymentStrategyType, |
| RollingUpdate: &appsv1beta1.RollingUpdateDeployment{ |
| MaxSurge: &defaultIntOrString, |
| MaxUnavailable: &defaultIntOrString, |
| }, |
| }, |
| RevisionHistoryLimit: utilpointer.Int32Ptr(2), |
| ProgressDeadlineSeconds: utilpointer.Int32Ptr(600), |
| Template: defaultTemplate, |
| }, |
| }, |
| }, |
| { |
| original: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(5), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RecreateDeploymentStrategyType, |
| }, |
| RevisionHistoryLimit: utilpointer.Int32Ptr(0), |
| }, |
| }, |
| expected: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(5), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RecreateDeploymentStrategyType, |
| }, |
| RevisionHistoryLimit: utilpointer.Int32Ptr(0), |
| ProgressDeadlineSeconds: utilpointer.Int32Ptr(600), |
| Template: defaultTemplate, |
| }, |
| }, |
| }, |
| { |
| original: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(5), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RecreateDeploymentStrategyType, |
| }, |
| ProgressDeadlineSeconds: utilpointer.Int32Ptr(30), |
| RevisionHistoryLimit: utilpointer.Int32Ptr(2), |
| }, |
| }, |
| expected: &appsv1beta1.Deployment{ |
| Spec: appsv1beta1.DeploymentSpec{ |
| Replicas: utilpointer.Int32Ptr(5), |
| Strategy: appsv1beta1.DeploymentStrategy{ |
| Type: appsv1beta1.RecreateDeploymentStrategyType, |
| }, |
| ProgressDeadlineSeconds: utilpointer.Int32Ptr(30), |
| RevisionHistoryLimit: utilpointer.Int32Ptr(2), |
| Template: defaultTemplate, |
| }, |
| }, |
| }, |
| } |
| |
| for _, test := range tests { |
| original := test.original |
| expected := test.expected |
| obj2 := roundTrip(t, runtime.Object(original)) |
| got, ok := obj2.(*appsv1beta1.Deployment) |
| if !ok { |
| t.Errorf("unexpected object: %v", got) |
| t.FailNow() |
| } |
| if !apiequality.Semantic.DeepEqual(got.Spec, expected.Spec) { |
| t.Errorf("object mismatch!\nexpected:\n\t%+v\ngot:\n\t%+v", got.Spec, expected.Spec) |
| } |
| } |
| } |
| |
| func TestDefaultDeploymentAvailability(t *testing.T) { |
| d := roundTrip(t, runtime.Object(&appsv1beta1.Deployment{})).(*appsv1beta1.Deployment) |
| |
| maxUnavailable, err := intstr.GetValueFromIntOrPercent(d.Spec.Strategy.RollingUpdate.MaxUnavailable, int(*(d.Spec.Replicas)), false) |
| if err != nil { |
| t.Fatalf("unexpected error: %v", err) |
| } |
| |
| if *(d.Spec.Replicas)-int32(maxUnavailable) <= 0 { |
| t.Fatalf("the default value of maxUnavailable can lead to no active replicas during rolling update") |
| } |
| } |
| |
| func roundTrip(t *testing.T, obj runtime.Object) runtime.Object { |
| data, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(SchemeGroupVersion), obj) |
| if err != nil { |
| t.Errorf("%v\n %#v", err, obj) |
| return nil |
| } |
| obj2, err := runtime.Decode(legacyscheme.Codecs.UniversalDecoder(), data) |
| if err != nil { |
| t.Errorf("%v\nData: %s\nSource: %#v", err, string(data), obj) |
| return nil |
| } |
| obj3 := reflect.New(reflect.TypeOf(obj).Elem()).Interface().(runtime.Object) |
| err = legacyscheme.Scheme.Convert(obj2, obj3, nil) |
| if err != nil { |
| t.Errorf("%v\nSource: %#v", err, obj2) |
| return nil |
| } |
| return obj3 |
| } |