393 lines
12 KiB
Go
393 lines
12 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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"github.com/google/go-cmp/cmp"
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batchv1 "k8s.io/api/batch/v1"
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"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/apiserver/pkg/util/feature"
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featuregatetesting "k8s.io/component-base/featuregate/testing"
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"k8s.io/kubernetes/pkg/api/legacyscheme"
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_ "k8s.io/kubernetes/pkg/apis/batch/install"
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_ "k8s.io/kubernetes/pkg/apis/core/install"
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"k8s.io/kubernetes/pkg/features"
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"k8s.io/utils/pointer"
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. "k8s.io/kubernetes/pkg/apis/batch/v1"
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)
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func TestSetDefaultJob(t *testing.T) {
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defaultLabels := map[string]string{"default": "default"}
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tests := map[string]struct {
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indexedJobEnabled bool
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suspendJobEnabled bool
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original *batchv1.Job
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expected *batchv1.Job
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expectLabels bool
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}{
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"All unspecified -> sets all to default values": {
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(1),
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Parallelism: pointer.Int32Ptr(1),
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BackoffLimit: pointer.Int32Ptr(6),
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},
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},
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expectLabels: true,
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},
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"All unspecified, indexed job enabled -> sets all to default values": {
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indexedJobEnabled: true,
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(1),
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Parallelism: pointer.Int32Ptr(1),
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BackoffLimit: pointer.Int32Ptr(6),
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CompletionMode: completionModePtr(batchv1.NonIndexedCompletion),
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},
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},
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expectLabels: true,
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},
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"All unspecified, suspend job enabled -> sets all to default values": {
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suspendJobEnabled: true,
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(1),
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Parallelism: pointer.Int32Ptr(1),
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BackoffLimit: pointer.Int32Ptr(6),
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Suspend: pointer.BoolPtr(false),
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},
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},
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expectLabels: true,
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},
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"suspend set, everything else is defaulted": {
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suspendJobEnabled: true,
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Suspend: pointer.BoolPtr(true),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(1),
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Parallelism: pointer.Int32Ptr(1),
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BackoffLimit: pointer.Int32Ptr(6),
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Suspend: pointer.BoolPtr(true),
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},
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},
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expectLabels: true,
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},
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"All unspecified -> all pointers are defaulted and no default labels": {
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original: &batchv1.Job{
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ObjectMeta: metav1.ObjectMeta{
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Labels: map[string]string{"mylabel": "myvalue"},
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},
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Spec: batchv1.JobSpec{
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(1),
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Parallelism: pointer.Int32Ptr(1),
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BackoffLimit: pointer.Int32Ptr(6),
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},
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},
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},
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"WQ: Parallelism explicitly 0 and completions unset -> BackoffLimit is defaulted": {
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Parallelism: pointer.Int32Ptr(0),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Parallelism: pointer.Int32Ptr(0),
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BackoffLimit: pointer.Int32Ptr(6),
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},
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},
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expectLabels: true,
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},
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"WQ: Parallelism explicitly 2 and completions unset -> BackoffLimit is defaulted": {
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Parallelism: pointer.Int32Ptr(2),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Parallelism: pointer.Int32Ptr(2),
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BackoffLimit: pointer.Int32Ptr(6),
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},
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},
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expectLabels: true,
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},
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"Completions explicitly 2 and others unset -> parallelism and BackoffLimit are defaulted": {
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(2),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(2),
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Parallelism: pointer.Int32Ptr(1),
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BackoffLimit: pointer.Int32Ptr(6),
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},
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},
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expectLabels: true,
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},
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"BackoffLimit explicitly 5 and others unset -> parallelism and completions are defaulted": {
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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BackoffLimit: pointer.Int32Ptr(5),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(1),
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Parallelism: pointer.Int32Ptr(1),
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BackoffLimit: pointer.Int32Ptr(5),
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},
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},
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expectLabels: true,
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},
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"All set -> no change": {
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(8),
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Parallelism: pointer.Int32Ptr(9),
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BackoffLimit: pointer.Int32Ptr(10),
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CompletionMode: completionModePtr(batchv1.NonIndexedCompletion),
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Suspend: pointer.BoolPtr(false),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(8),
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Parallelism: pointer.Int32Ptr(9),
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BackoffLimit: pointer.Int32Ptr(10),
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CompletionMode: completionModePtr(batchv1.NonIndexedCompletion),
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Suspend: pointer.BoolPtr(false),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expectLabels: true,
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},
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"All set, flipped -> no change": {
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original: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(11),
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Parallelism: pointer.Int32Ptr(10),
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BackoffLimit: pointer.Int32Ptr(9),
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CompletionMode: completionModePtr(batchv1.IndexedCompletion),
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Suspend: pointer.BoolPtr(true),
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{Labels: defaultLabels},
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},
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},
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},
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expected: &batchv1.Job{
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Spec: batchv1.JobSpec{
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Completions: pointer.Int32Ptr(11),
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Parallelism: pointer.Int32Ptr(10),
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BackoffLimit: pointer.Int32Ptr(9),
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CompletionMode: completionModePtr(batchv1.IndexedCompletion),
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Suspend: pointer.BoolPtr(true),
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},
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},
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expectLabels: true,
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},
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}
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for name, test := range tests {
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t.Run(name, func(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, feature.DefaultFeatureGate, features.IndexedJob, test.indexedJobEnabled)()
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defer featuregatetesting.SetFeatureGateDuringTest(t, feature.DefaultFeatureGate, features.SuspendJob, test.suspendJobEnabled)()
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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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actual, ok := obj2.(*batchv1.Job)
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if !ok {
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t.Fatalf("Unexpected object: %v", actual)
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}
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if diff := cmp.Diff(expected.Spec.Suspend, actual.Spec.Suspend); diff != "" {
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t.Errorf(".spec.suspend does not match; -want,+got:\n%s", diff)
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}
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validateDefaultInt32(t, "Completions", actual.Spec.Completions, expected.Spec.Completions)
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validateDefaultInt32(t, "Parallelism", actual.Spec.Parallelism, expected.Spec.Parallelism)
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validateDefaultInt32(t, "BackoffLimit", actual.Spec.BackoffLimit, expected.Spec.BackoffLimit)
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if test.expectLabels != reflect.DeepEqual(actual.Labels, actual.Spec.Template.Labels) {
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if test.expectLabels {
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t.Errorf("Expected labels: %v, got: %v", actual.Spec.Template.Labels, actual.Labels)
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} else {
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t.Errorf("Unexpected equality: %v", actual.Labels)
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}
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}
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if diff := cmp.Diff(expected.Spec.CompletionMode, actual.Spec.CompletionMode); diff != "" {
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t.Errorf("Unexpected CompletionMode (-want,+got):\n%s", diff)
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}
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})
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}
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}
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func validateDefaultInt32(t *testing.T, field string, actual *int32, expected *int32) {
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if (actual == nil) != (expected == nil) {
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t.Errorf("Got different *%s than expected: %v %v", field, actual, expected)
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}
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if actual != nil && expected != nil {
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if *actual != *expected {
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t.Errorf("Got different %s than expected: %d %d", field, *actual, *expected)
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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 TestSetDefaultCronJob(t *testing.T) {
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tests := map[string]struct {
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original *batchv1.CronJob
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expected *batchv1.CronJob
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}{
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"empty batchv1.CronJob should default batchv1.ConcurrencyPolicy and Suspend": {
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original: &batchv1.CronJob{},
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expected: &batchv1.CronJob{
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Spec: batchv1.CronJobSpec{
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ConcurrencyPolicy: batchv1.AllowConcurrent,
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Suspend: pointer.BoolPtr(false),
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SuccessfulJobsHistoryLimit: pointer.Int32Ptr(3),
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FailedJobsHistoryLimit: pointer.Int32Ptr(1),
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},
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},
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},
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"set fields should not be defaulted": {
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original: &batchv1.CronJob{
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Spec: batchv1.CronJobSpec{
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ConcurrencyPolicy: batchv1.ForbidConcurrent,
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Suspend: pointer.BoolPtr(true),
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SuccessfulJobsHistoryLimit: pointer.Int32Ptr(5),
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FailedJobsHistoryLimit: pointer.Int32Ptr(5),
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},
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},
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expected: &batchv1.CronJob{
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Spec: batchv1.CronJobSpec{
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ConcurrencyPolicy: batchv1.ForbidConcurrent,
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Suspend: pointer.BoolPtr(true),
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SuccessfulJobsHistoryLimit: pointer.Int32Ptr(5),
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FailedJobsHistoryLimit: pointer.Int32Ptr(5),
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},
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},
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},
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}
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for name, 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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actual, ok := obj2.(*batchv1.CronJob)
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if !ok {
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t.Errorf("%s: unexpected object: %v", name, actual)
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t.FailNow()
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}
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if actual.Spec.ConcurrencyPolicy != expected.Spec.ConcurrencyPolicy {
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t.Errorf("%s: got different concurrencyPolicy than expected: %v %v", name, actual.Spec.ConcurrencyPolicy, expected.Spec.ConcurrencyPolicy)
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}
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if *actual.Spec.Suspend != *expected.Spec.Suspend {
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t.Errorf("%s: got different suspend than expected: %v %v", name, *actual.Spec.Suspend, *expected.Spec.Suspend)
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}
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if *actual.Spec.SuccessfulJobsHistoryLimit != *expected.Spec.SuccessfulJobsHistoryLimit {
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t.Errorf("%s: got different successfulJobsHistoryLimit than expected: %v %v", name, *actual.Spec.SuccessfulJobsHistoryLimit, *expected.Spec.SuccessfulJobsHistoryLimit)
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}
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if *actual.Spec.FailedJobsHistoryLimit != *expected.Spec.FailedJobsHistoryLimit {
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t.Errorf("%s: got different failedJobsHistoryLimit than expected: %v %v", name, *actual.Spec.FailedJobsHistoryLimit, *expected.Spec.FailedJobsHistoryLimit)
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}
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}
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}
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func completionModePtr(m batchv1.CompletionMode) *batchv1.CompletionMode {
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return &m
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}
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