| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package kubernetes |
| |
| import ( |
| "context" |
| "strconv" |
| "sync" |
| "testing" |
| "time" |
| ) |
| |
| func TestWatchSet(t *testing.T) { |
| |
| ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second) |
| defer cancel() |
| |
| s := newWatcherSet(ctx) |
| |
| wg := sync.WaitGroup{} |
| |
| for i := 0; i < 2; i++ { |
| |
| wg.Add(1) |
| |
| go func() { |
| defer wg.Done() |
| w, err := s.Watch("key-1", false) |
| if err != nil { |
| t.Error(err) |
| return |
| } |
| for { |
| select { |
| case e := <-w.ResultChan(): |
| t.Logf("consumer %s got %s\n", w.ID(), e.Key) |
| |
| case <-w.done(): |
| t.Logf("consumer %s stopped", w.ID()) |
| return |
| } |
| } |
| }() |
| } |
| for i := 2; i < 3; i++ { |
| |
| wg.Add(1) |
| go func() { |
| |
| defer wg.Done() |
| w, err := s.Watch("key", true) |
| if err != nil { |
| t.Error(err) |
| return |
| } |
| |
| for { |
| select { |
| case e := <-w.ResultChan(): |
| t.Logf("prefix consumer %s got %s\n", w.ID(), e.Key) |
| |
| case <-w.done(): |
| t.Logf("prefix consumer %s stopped", w.ID()) |
| return |
| } |
| } |
| }() |
| } |
| |
| for i := 0; i < 5; i++ { |
| go func(i int) { |
| if err := s.Put(&WatcherEvent{ |
| Key: "key-" + strconv.Itoa(i), |
| Value: strconv.Itoa(i), |
| }); err != nil { |
| t.Error(err) |
| return |
| } |
| }(i) |
| } |
| |
| wg.Wait() |
| } |