| /* |
| * 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 ticker |
| |
| import ( |
| "context" |
| "testing" |
| "time" |
| |
| "github.com/stretchr/testify/assert" |
| ) |
| |
| func TestTicker(t *testing.T) { |
| params := map[string]string{} |
| _, err := NewTicker(params) |
| assert.NotNil(t, err) |
| |
| params[intervalKey] = "1ams" |
| _, err = NewTicker(params) |
| assert.NotNil(t, err) |
| |
| params[intervalKey] = "1s" |
| |
| task, err := NewTicker(params) |
| assert.Nil(t, err) |
| |
| isRunning := false |
| stopped := make(chan struct{}) |
| task.Handle(func() { |
| if isRunning { |
| close(stopped) |
| } else { |
| isRunning = true |
| } |
| }) |
| |
| ctx, cancel := context.WithCancel(context.Background()) |
| go task.Run(ctx) |
| |
| <-stopped |
| assert.True(t, isRunning) |
| ctx.Done() |
| cancel() |
| time.Sleep(time.Second) |
| } |