1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
// Copyright 2012, Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package sync2
import (
"testing"
"time"
)
func TestSemaNoTimeout(t *testing.T) {
s := NewSemaphore(1, 0)
s.Acquire()
released := false
go func() {
time.Sleep(10 * time.Millisecond)
released = true
s.Release()
}()
s.Acquire()
if !released {
t.Errorf("want true, got false")
}
}
func TestSemaTimeout(t *testing.T) {
s := NewSemaphore(1, 5*time.Millisecond)
s.Acquire()
go func() {
time.Sleep(10 * time.Millisecond)
s.Release()
}()
if ok := s.Acquire(); ok {
t.Errorf("want false, got true")
}
time.Sleep(10 * time.Millisecond)
if ok := s.Acquire(); !ok {
t.Errorf("want true, got false")
}
}
|
