307 lines
9.3 KiB
Go
307 lines
9.3 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 rest
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import (
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"context"
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"testing"
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v1 "k8s.io/api/core/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/runtime/schema"
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utilpointer "k8s.io/utils/pointer"
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"k8s.io/utils/ptr"
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)
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type mockStrategy struct {
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RESTDeleteStrategy
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RESTGracefulDeleteStrategy
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}
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func (m mockStrategy) ObjectKinds(obj runtime.Object) ([]schema.GroupVersionKind, bool, error) {
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gvk := obj.GetObjectKind().GroupVersionKind()
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if len(gvk.Kind) == 0 {
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return nil, false, runtime.NewMissingKindErr("object has no kind field ")
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}
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if len(gvk.Version) == 0 {
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return nil, false, runtime.NewMissingVersionErr("object has no apiVersion field")
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}
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return []schema.GroupVersionKind{obj.GetObjectKind().GroupVersionKind()}, false, nil
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}
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func TestBeforeDelete(t *testing.T) {
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type args struct {
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strategy RESTDeleteStrategy
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ctx context.Context
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pod *v1.Pod
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options *metav1.DeleteOptions
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}
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makePod := func(deletionGracePeriodSeconds int64) *v1.Pod {
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return &v1.Pod{
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TypeMeta: metav1.TypeMeta{APIVersion: "v1", Kind: "Pod"},
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ObjectMeta: metav1.ObjectMeta{
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DeletionTimestamp: &metav1.Time{},
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DeletionGracePeriodSeconds: &deletionGracePeriodSeconds,
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},
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}
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}
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makeOption := func(gracePeriodSeconds int64) *metav1.DeleteOptions {
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return &metav1.DeleteOptions{
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GracePeriodSeconds: &gracePeriodSeconds,
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}
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}
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tests := []struct {
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name string
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args args
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wantGraceful bool
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wantGracefulPending bool
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wantGracePeriodSeconds *int64
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wantDeletionGracePeriodSeconds *int64
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wantErr bool
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}{
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{
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name: "when DeletionGracePeriodSeconds=-1, GracePeriodSeconds=-1",
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args: args{
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pod: makePod(-1),
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options: makeOption(-1),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: false,
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wantGracefulPending: true,
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},
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{
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name: "when DeletionGracePeriodSeconds=-1, GracePeriodSeconds=0",
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args: args{
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pod: makePod(-1),
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options: makeOption(0),
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},
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// want 0
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wantDeletionGracePeriodSeconds: utilpointer.Int64(0),
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wantGracePeriodSeconds: utilpointer.Int64(0),
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wantGraceful: true,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=-1, GracePeriodSeconds=1",
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args: args{
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pod: makePod(-1),
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options: makeOption(1),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: false,
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wantGracefulPending: true,
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},
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{
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name: "when DeletionGracePeriodSeconds=-1, GracePeriodSeconds=2",
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args: args{
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pod: makePod(-1),
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options: makeOption(2),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(2),
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wantGraceful: false,
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wantGracefulPending: true,
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},
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{
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name: "when DeletionGracePeriodSeconds=0, GracePeriodSeconds=-1",
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args: args{
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pod: makePod(0),
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options: makeOption(-1),
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},
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// want 0
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wantDeletionGracePeriodSeconds: utilpointer.Int64(0),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: false,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=0, GracePeriodSeconds=0",
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args: args{
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pod: makePod(0),
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options: makeOption(0),
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},
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// want 0
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wantDeletionGracePeriodSeconds: utilpointer.Int64(0),
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wantGracePeriodSeconds: utilpointer.Int64(0),
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wantGraceful: false,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=0, GracePeriodSeconds=1",
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args: args{
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pod: makePod(0),
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options: makeOption(1),
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},
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// want 0
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wantDeletionGracePeriodSeconds: utilpointer.Int64(0),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: false,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=0, GracePeriodSeconds=2",
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args: args{
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pod: makePod(0),
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options: makeOption(2),
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},
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// want 0
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wantDeletionGracePeriodSeconds: utilpointer.Int64(0),
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wantGracePeriodSeconds: utilpointer.Int64(2),
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wantGraceful: false,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=1, GracePeriodSeconds=-1",
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args: args{
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pod: makePod(1),
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options: makeOption(-1),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: false,
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wantGracefulPending: true,
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},
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{
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name: "when DeletionGracePeriodSeconds=1, GracePeriodSeconds=0",
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args: args{
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pod: makePod(1),
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options: makeOption(0),
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},
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// want 0
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wantDeletionGracePeriodSeconds: utilpointer.Int64(0),
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wantGracePeriodSeconds: utilpointer.Int64(0),
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wantGraceful: true,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=1, GracePeriodSeconds=1",
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args: args{
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pod: makePod(1),
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options: makeOption(1),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: false,
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wantGracefulPending: true,
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},
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{
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name: "when DeletionGracePeriodSeconds=1, GracePeriodSeconds=2",
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args: args{
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pod: makePod(1),
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options: makeOption(2),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(2),
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wantGraceful: false,
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wantGracefulPending: true,
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},
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{
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name: "when DeletionGracePeriodSeconds=2, GracePeriodSeconds=-1",
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args: args{
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pod: makePod(2),
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options: makeOption(-1),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: true,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=2, GracePeriodSeconds=0",
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args: args{
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pod: makePod(2),
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options: makeOption(0),
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},
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// want 0
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wantDeletionGracePeriodSeconds: utilpointer.Int64(0),
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wantGracePeriodSeconds: utilpointer.Int64(0),
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wantGraceful: true,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=2, GracePeriodSeconds=1",
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args: args{
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pod: makePod(2),
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options: makeOption(1),
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},
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// want 1
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wantDeletionGracePeriodSeconds: utilpointer.Int64(1),
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wantGracePeriodSeconds: utilpointer.Int64(1),
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wantGraceful: true,
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wantGracefulPending: false,
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},
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{
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name: "when DeletionGracePeriodSeconds=2, GracePeriodSeconds=2",
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args: args{
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pod: makePod(2),
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options: makeOption(2),
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},
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// want 2
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wantDeletionGracePeriodSeconds: utilpointer.Int64(2),
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wantGracePeriodSeconds: utilpointer.Int64(2),
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wantGraceful: false,
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wantGracefulPending: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if tt.args.strategy == nil {
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tt.args.strategy = mockStrategy{}
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}
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if tt.args.ctx == nil {
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tt.args.ctx = context.Background()
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}
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gotGraceful, gotGracefulPending, err := BeforeDelete(tt.args.strategy, tt.args.ctx, tt.args.pod, tt.args.options)
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if (err != nil) != tt.wantErr {
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t.Errorf("BeforeDelete() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if gotGraceful != tt.wantGraceful {
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t.Errorf("BeforeDelete() gotGraceful = %v, want %v", gotGraceful, tt.wantGraceful)
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}
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if gotGracefulPending != tt.wantGracefulPending {
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t.Errorf("BeforeDelete() gotGracefulPending = %v, want %v", gotGracefulPending, tt.wantGracefulPending)
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}
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if gotGracefulPending != tt.wantGracefulPending {
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t.Errorf("BeforeDelete() gotGracefulPending = %v, want %v", gotGracefulPending, tt.wantGracefulPending)
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}
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if !utilpointer.Int64Equal(tt.args.pod.DeletionGracePeriodSeconds, tt.wantDeletionGracePeriodSeconds) {
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t.Errorf("metadata.DeletionGracePeriodSeconds = %v, want %v", ptr.Deref(tt.args.pod.DeletionGracePeriodSeconds, 0), ptr.Deref(tt.wantDeletionGracePeriodSeconds, 0))
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}
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if !utilpointer.Int64Equal(tt.args.options.GracePeriodSeconds, tt.wantGracePeriodSeconds) {
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t.Errorf("options.GracePeriodSeconds = %v, want %v", ptr.Deref(tt.args.options.GracePeriodSeconds, 0), ptr.Deref(tt.wantGracePeriodSeconds, 0))
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}
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})
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}
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}
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