119 lines
3.0 KiB
Go
119 lines
3.0 KiB
Go
/*
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Copyright 2020 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 job
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import (
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"sync"
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"testing"
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"github.com/google/go-cmp/cmp"
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)
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func TestUIDTrackingExpectations(t *testing.T) {
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tracks := []struct {
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job string
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firstRound []string
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secondRound []string
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}{
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{
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job: "foo",
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firstRound: []string{"a", "b", "c", "d"},
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secondRound: []string{"e", "f"},
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},
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{
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job: "bar",
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firstRound: []string{"x", "y", "z"},
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secondRound: []string{"u", "v", "w"},
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},
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{
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job: "baz",
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firstRound: []string{"w"},
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secondRound: []string{"a"},
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},
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}
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expectations := newUIDTrackingExpectations()
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// Insert first round of keys in parallel.
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var wg sync.WaitGroup
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wg.Add(len(tracks))
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errs := make([]error, len(tracks))
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for i := range tracks {
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track := tracks[i]
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go func(errID int) {
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errs[errID] = expectations.expectFinalizersRemoved(track.job, track.firstRound)
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wg.Done()
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}(i)
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}
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wg.Wait()
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for i, err := range errs {
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if err != nil {
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t.Errorf("Failed adding first round of UIDs for job %s: %v", tracks[i].job, err)
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}
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}
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for _, track := range tracks {
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uids := expectations.getSet(track.job)
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if uids == nil {
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t.Errorf("Set of UIDs is empty for job %s", track.job)
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} else if diff := cmp.Diff(track.firstRound, uids.set.List()); diff != "" {
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t.Errorf("Unexpected keys for job %s (-want,+got):\n%s", track.job, diff)
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}
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}
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// Delete the first round of keys and add the second round in parallel.
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for i, track := range tracks {
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wg.Add(len(track.firstRound) + 1)
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track := track
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for _, uid := range track.firstRound {
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uid := uid
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go func() {
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expectations.finalizerRemovalObserved(track.job, uid)
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wg.Done()
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}()
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}
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go func(errID int) {
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errs[errID] = expectations.expectFinalizersRemoved(track.job, track.secondRound)
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wg.Done()
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}(i)
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}
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wg.Wait()
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for i, err := range errs {
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if err != nil {
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t.Errorf("Failed adding second round of UIDs for job %s: %v", tracks[i].job, err)
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}
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}
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for _, track := range tracks {
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uids := expectations.getSet(track.job)
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if uids == nil {
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t.Errorf("Set of UIDs is empty for job %s", track.job)
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} else if diff := cmp.Diff(track.secondRound, uids.set.List()); diff != "" {
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t.Errorf("Unexpected keys for job %s (-want,+got):\n%s", track.job, diff)
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}
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}
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for _, track := range tracks {
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expectations.deleteExpectations(track.job)
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uids := expectations.getSet(track.job)
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if uids != nil {
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t.Errorf("Wanted expectations for job %s to be cleared, but they were not", track.job)
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}
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}
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}
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