a3dd7ca9ee
the flakes referenced in #51704 were still seen downstream. the current timeout approach is known to be faulty, but fixing the tests has not been prioritized. this increases the timeout sufficiently to avoid flakes in the meantime
142 lines
4.4 KiB
Go
142 lines
4.4 KiB
Go
/*
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Copyright 2017 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 scheduler
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import (
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"sync"
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"sync/atomic"
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"testing"
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"time"
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)
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func TestExecute(t *testing.T) {
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testVal := int32(0)
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wg := sync.WaitGroup{}
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wg.Add(5)
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queue := CreateWorkerQueue(func(args *WorkArgs) error {
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atomic.AddInt32(&testVal, 1)
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wg.Done()
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return nil
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})
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now := time.Now()
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queue.AddWork(NewWorkArgs("1", "1"), now, now)
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queue.AddWork(NewWorkArgs("2", "2"), now, now)
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queue.AddWork(NewWorkArgs("3", "3"), now, now)
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queue.AddWork(NewWorkArgs("4", "4"), now, now)
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queue.AddWork(NewWorkArgs("5", "5"), now, now)
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// Adding the same thing second time should be no-op
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queue.AddWork(NewWorkArgs("1", "1"), now, now)
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queue.AddWork(NewWorkArgs("2", "2"), now, now)
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queue.AddWork(NewWorkArgs("3", "3"), now, now)
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queue.AddWork(NewWorkArgs("4", "4"), now, now)
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queue.AddWork(NewWorkArgs("5", "5"), now, now)
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wg.Wait()
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lastVal := atomic.LoadInt32(&testVal)
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if lastVal != 5 {
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t.Errorf("Espected testVal = 5, got %v", lastVal)
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}
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}
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func TestExecuteDelayed(t *testing.T) {
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testVal := int32(0)
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wg := sync.WaitGroup{}
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wg.Add(5)
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queue := CreateWorkerQueue(func(args *WorkArgs) error {
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atomic.AddInt32(&testVal, 1)
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wg.Done()
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return nil
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})
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now := time.Now()
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then := now.Add(10 * time.Second)
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queue.AddWork(NewWorkArgs("1", "1"), now, then)
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queue.AddWork(NewWorkArgs("2", "2"), now, then)
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queue.AddWork(NewWorkArgs("3", "3"), now, then)
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queue.AddWork(NewWorkArgs("4", "4"), now, then)
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queue.AddWork(NewWorkArgs("5", "5"), now, then)
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queue.AddWork(NewWorkArgs("1", "1"), now, then)
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queue.AddWork(NewWorkArgs("2", "2"), now, then)
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queue.AddWork(NewWorkArgs("3", "3"), now, then)
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queue.AddWork(NewWorkArgs("4", "4"), now, then)
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queue.AddWork(NewWorkArgs("5", "5"), now, then)
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wg.Wait()
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lastVal := atomic.LoadInt32(&testVal)
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if lastVal != 5 {
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t.Errorf("Espected testVal = 5, got %v", lastVal)
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}
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}
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func TestCancel(t *testing.T) {
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testVal := int32(0)
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wg := sync.WaitGroup{}
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wg.Add(3)
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queue := CreateWorkerQueue(func(args *WorkArgs) error {
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atomic.AddInt32(&testVal, 1)
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wg.Done()
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return nil
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})
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now := time.Now()
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then := now.Add(10 * time.Second)
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queue.AddWork(NewWorkArgs("1", "1"), now, then)
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queue.AddWork(NewWorkArgs("2", "2"), now, then)
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queue.AddWork(NewWorkArgs("3", "3"), now, then)
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queue.AddWork(NewWorkArgs("4", "4"), now, then)
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queue.AddWork(NewWorkArgs("5", "5"), now, then)
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queue.AddWork(NewWorkArgs("1", "1"), now, then)
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queue.AddWork(NewWorkArgs("2", "2"), now, then)
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queue.AddWork(NewWorkArgs("3", "3"), now, then)
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queue.AddWork(NewWorkArgs("4", "4"), now, then)
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queue.AddWork(NewWorkArgs("5", "5"), now, then)
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queue.CancelWork(NewWorkArgs("2", "2").KeyFromWorkArgs())
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queue.CancelWork(NewWorkArgs("4", "4").KeyFromWorkArgs())
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wg.Wait()
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lastVal := atomic.LoadInt32(&testVal)
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if lastVal != 3 {
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t.Errorf("Espected testVal = 3, got %v", lastVal)
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}
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}
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func TestCancelAndReadd(t *testing.T) {
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testVal := int32(0)
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wg := sync.WaitGroup{}
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wg.Add(4)
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queue := CreateWorkerQueue(func(args *WorkArgs) error {
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atomic.AddInt32(&testVal, 1)
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wg.Done()
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return nil
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})
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now := time.Now()
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then := now.Add(10 * time.Second)
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queue.AddWork(NewWorkArgs("1", "1"), now, then)
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queue.AddWork(NewWorkArgs("2", "2"), now, then)
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queue.AddWork(NewWorkArgs("3", "3"), now, then)
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queue.AddWork(NewWorkArgs("4", "4"), now, then)
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queue.AddWork(NewWorkArgs("5", "5"), now, then)
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queue.AddWork(NewWorkArgs("1", "1"), now, then)
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queue.AddWork(NewWorkArgs("2", "2"), now, then)
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queue.AddWork(NewWorkArgs("3", "3"), now, then)
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queue.AddWork(NewWorkArgs("4", "4"), now, then)
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queue.AddWork(NewWorkArgs("5", "5"), now, then)
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queue.CancelWork(NewWorkArgs("2", "2").KeyFromWorkArgs())
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queue.CancelWork(NewWorkArgs("4", "4").KeyFromWorkArgs())
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queue.AddWork(NewWorkArgs("2", "2"), now, then)
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wg.Wait()
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lastVal := atomic.LoadInt32(&testVal)
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if lastVal != 4 {
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t.Errorf("Espected testVal = 4, got %v", lastVal)
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}
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}
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