Patrice Arruda | 748609c | 2020-06-25 12:12:21 -0700 | [diff] [blame] | 1 | // Copyright 2019 The Go Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
Dan Willemsen | cc753b7 | 2021-08-31 13:25:42 -0700 | [diff] [blame] | 5 | //go:build race |
Patrice Arruda | 748609c | 2020-06-25 12:12:21 -0700 | [diff] [blame] | 6 | |
| 7 | package race_test |
| 8 | |
| 9 | import ( |
| 10 | "sync" |
| 11 | "testing" |
| 12 | "time" |
| 13 | ) |
| 14 | |
| 15 | func TestTimers(t *testing.T) { |
| 16 | const goroutines = 8 |
| 17 | var wg sync.WaitGroup |
| 18 | wg.Add(goroutines) |
| 19 | var mu sync.Mutex |
| 20 | for i := 0; i < goroutines; i++ { |
| 21 | go func() { |
| 22 | defer wg.Done() |
| 23 | ticker := time.NewTicker(1) |
| 24 | defer ticker.Stop() |
| 25 | for c := 0; c < 1000; c++ { |
| 26 | <-ticker.C |
| 27 | mu.Lock() |
| 28 | mu.Unlock() |
| 29 | } |
| 30 | }() |
| 31 | } |
| 32 | wg.Wait() |
| 33 | } |