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ScheduledJob controller
This commit is contained in:
Eric Tune
Janet Kuo
230
pkg/controller/scheduledjob/controller_test.go
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230
pkg/controller/scheduledjob/controller_test.go
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/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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 scheduledjob
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import (
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/unversioned"
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"k8s.io/kubernetes/pkg/apis/batch"
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"k8s.io/kubernetes/pkg/client/record"
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"k8s.io/kubernetes/pkg/types"
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"testing"
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"time"
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)
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// schedule is hourly on the hour
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var (
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onTheHour string = "0 0 * * * ?"
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)
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func justBeforeTheHour() time.Time {
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T1, err := time.Parse(time.RFC3339, "2016-05-19T09:59:00Z")
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if err != nil {
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panic("test setup error")
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}
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return T1
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}
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func topOfTheHour() time.Time {
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T1, err := time.Parse(time.RFC3339, "2016-05-19T10:00:00Z")
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if err != nil {
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panic("test setup error")
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}
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return T1
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}
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func justAfterTheHour() time.Time {
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T1, err := time.Parse(time.RFC3339, "2016-05-19T10:01:00Z")
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if err != nil {
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panic("test setup error")
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}
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return T1
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}
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func justBeforeThePriorHour() time.Time {
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T1, err := time.Parse(time.RFC3339, "2016-05-19T08:59:00Z")
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if err != nil {
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panic("test setup error")
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}
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return T1
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}
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func justAfterThePriorHour() time.Time {
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T1, err := time.Parse(time.RFC3339, "2016-05-19T09:01:00Z")
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if err != nil {
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panic("test setup error")
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}
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return T1
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}
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// returns a scheduledJob with some fields filled in.
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func scheduledJob() batch.ScheduledJob {
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return batch.ScheduledJob{
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ObjectMeta: api.ObjectMeta{
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Name: "myscheduledjob",
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Namespace: "snazzycats",
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UID: types.UID("1a2b3c"),
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SelfLink: "/apis/extensions/v1beta1/namespaces/snazzycats/jobs/myscheduledjob",
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CreationTimestamp: unversioned.Time{justBeforeTheHour()},
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},
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Spec: batch.ScheduledJobSpec{
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Schedule: "0 0 * * * * ?",
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ConcurrencyPolicy: batch.AllowConcurrent,
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JobTemplate: batch.JobTemplateSpec{
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ObjectMeta: api.ObjectMeta{
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Labels: map[string]string{"a": "b"},
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Annotations: map[string]string{"x": "y"},
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},
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Spec: batch.JobSpec{
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Template: api.PodTemplateSpec{
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ObjectMeta: api.ObjectMeta{
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Labels: map[string]string{
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"foo": "bar",
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},
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},
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Spec: api.PodSpec{
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Containers: []api.Container{
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{Image: "foo/bar"},
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},
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},
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},
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},
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},
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},
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}
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}
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var (
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shortDead int64 = 10
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longDead int64 = 1000000
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noDead int64 = -12345
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A batch.ConcurrencyPolicy = batch.AllowConcurrent
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f batch.ConcurrencyPolicy = batch.ForbidConcurrent
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R batch.ConcurrencyPolicy = batch.ReplaceConcurrent
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T bool = true
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F bool = false
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)
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func TestSyncOne_RunOrNot(t *testing.T) {
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testCases := map[string]struct {
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// sj spec
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concurrencyPolicy batch.ConcurrencyPolicy
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suspend bool
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schedule string
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deadline int64
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// sj status
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ranPreviously bool
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stillActive bool
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// environment
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now time.Time
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// expectations
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expectCreate bool
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expectDelete bool
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}{
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"never ran, not time, A": {A, F, onTheHour, noDead, F, F, justBeforeTheHour(), F, F},
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"never ran, not time, F": {f, F, onTheHour, noDead, F, F, justBeforeTheHour(), F, F},
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"never ran, not time, R": {R, F, onTheHour, noDead, F, F, justBeforeTheHour(), F, F},
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"never ran, is time, A": {A, F, onTheHour, noDead, F, F, justAfterTheHour(), T, F},
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"never ran, is time, F": {f, F, onTheHour, noDead, F, F, justAfterTheHour(), T, F},
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"never ran, is time, R": {R, F, onTheHour, noDead, F, F, justAfterTheHour(), T, F},
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"never ran, is time, suspended": {A, T, onTheHour, noDead, F, F, justAfterTheHour(), F, F},
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"never ran, is time, past deadline": {A, F, onTheHour, shortDead, F, F, justAfterTheHour(), F, F},
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"never ran, is time, not past deadline": {A, F, onTheHour, longDead, F, F, justAfterTheHour(), T, F},
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"prev ran but done, not time, A": {A, F, onTheHour, noDead, T, F, justBeforeTheHour(), F, F},
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"prev ran but done, not time, F": {f, F, onTheHour, noDead, T, F, justBeforeTheHour(), F, F},
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"prev ran but done, not time, R": {R, F, onTheHour, noDead, T, F, justBeforeTheHour(), F, F},
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"prev ran but done, is time, A": {A, F, onTheHour, noDead, T, F, justAfterTheHour(), T, F},
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"prev ran but done, is time, F": {f, F, onTheHour, noDead, T, F, justAfterTheHour(), T, F},
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"prev ran but done, is time, R": {R, F, onTheHour, noDead, T, F, justAfterTheHour(), T, F},
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"prev ran but done, is time, suspended": {A, T, onTheHour, noDead, T, F, justAfterTheHour(), F, F},
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"prev ran but done, is time, past deadline": {A, F, onTheHour, shortDead, T, F, justAfterTheHour(), F, F},
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"prev ran but done, is time, not past deadline": {A, F, onTheHour, longDead, T, F, justAfterTheHour(), T, F},
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"still active, not time, A": {A, F, onTheHour, noDead, T, T, justBeforeTheHour(), F, F},
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"still active, not time, F": {f, F, onTheHour, noDead, T, T, justBeforeTheHour(), F, F},
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"still active, not time, R": {R, F, onTheHour, noDead, T, T, justBeforeTheHour(), F, F},
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"still active, is time, A": {A, F, onTheHour, noDead, T, T, justAfterTheHour(), T, F},
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"still active, is time, F": {f, F, onTheHour, noDead, T, T, justAfterTheHour(), F, F},
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"still active, is time, R": {R, F, onTheHour, noDead, T, T, justAfterTheHour(), T, T},
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"still active, is time, suspended": {A, T, onTheHour, noDead, T, T, justAfterTheHour(), F, F},
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"still active, is time, past deadline": {A, F, onTheHour, shortDead, T, T, justAfterTheHour(), F, F},
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"still active, is time, not past deadline": {A, F, onTheHour, longDead, T, T, justAfterTheHour(), T, F},
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}
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for name, tc := range testCases {
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t.Log("Test case:", name)
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sj := scheduledJob()
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sj.Spec.ConcurrencyPolicy = tc.concurrencyPolicy
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sj.Spec.Suspend = tc.suspend
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sj.Spec.Schedule = tc.schedule
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if tc.deadline != noDead {
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sj.Spec.StartingDeadlineSeconds = &tc.deadline
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}
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if tc.ranPreviously {
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sj.ObjectMeta.CreationTimestamp = unversioned.Time{justBeforeThePriorHour()}
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sj.Status.LastScheduleTime = &unversioned.Time{justAfterThePriorHour()}
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if tc.stillActive {
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sj.Status.Active = []api.ObjectReference{{}}
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}
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} else {
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sj.ObjectMeta.CreationTimestamp = unversioned.Time{justBeforeTheHour()}
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if tc.stillActive {
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t.Errorf("Test setup error: this case makes no sense.")
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}
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}
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jc := &fakeJobControl{}
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sjc := &fakeSJControl{}
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recorder := record.NewFakeRecorder(10)
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SyncOne(sj, []batch.Job{}, tc.now, jc, sjc, recorder)
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expectedCreates := 0
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if tc.expectCreate {
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expectedCreates = 1
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}
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if len(jc.Jobs) != expectedCreates {
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t.Errorf("Expected %d job started, actually %v", expectedCreates, len(jc.Jobs))
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}
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expectedDeletes := 0
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if tc.expectDelete {
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expectedDeletes = 1
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}
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if len(jc.DeleteJobName) != expectedDeletes {
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t.Errorf("Expected %d job deleted, actually %v", expectedDeletes, len(jc.DeleteJobName))
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}
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expectedEvents := 0
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if tc.expectCreate {
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expectedEvents += 1
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}
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if tc.expectDelete {
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expectedEvents += 1
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}
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if len(recorder.Events) != expectedEvents {
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t.Errorf("Expected %d event, actually %v", expectedEvents, len(recorder.Events))
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}
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}
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}
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// TODO: simulation where the controller randomly doesn't run, and randomly has errors starting jobs or deleting jobs,
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// but over time, all jobs run as expected (assuming Allow and no deadline).
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