github.com/lingyao2333/mo-zero@v1.4.1/core/syncx/cond_test.go (about)

     1  package syncx
     2  
     3  import (
     4  	"sync"
     5  	"testing"
     6  	"time"
     7  
     8  	"github.com/stretchr/testify/assert"
     9  )
    10  
    11  func TestTimeoutCondWait(t *testing.T) {
    12  	var wait sync.WaitGroup
    13  	cond := NewCond()
    14  	wait.Add(2)
    15  	go func() {
    16  		cond.Wait()
    17  		wait.Done()
    18  	}()
    19  	time.Sleep(time.Duration(50) * time.Millisecond)
    20  	go func() {
    21  		cond.Signal()
    22  		wait.Done()
    23  	}()
    24  	wait.Wait()
    25  }
    26  
    27  func TestTimeoutCondWaitTimeout(t *testing.T) {
    28  	var wait sync.WaitGroup
    29  	cond := NewCond()
    30  	wait.Add(1)
    31  	go func() {
    32  		cond.WaitWithTimeout(time.Duration(500) * time.Millisecond)
    33  		wait.Done()
    34  	}()
    35  	wait.Wait()
    36  }
    37  
    38  func TestTimeoutCondWaitTimeoutRemain(t *testing.T) {
    39  	var wait sync.WaitGroup
    40  	cond := NewCond()
    41  	wait.Add(2)
    42  	ch := make(chan time.Duration, 1)
    43  	defer close(ch)
    44  	timeout := time.Duration(2000) * time.Millisecond
    45  	go func() {
    46  		remainTimeout, _ := cond.WaitWithTimeout(timeout)
    47  		ch <- remainTimeout
    48  		wait.Done()
    49  	}()
    50  	sleep(200)
    51  	go func() {
    52  		cond.Signal()
    53  		wait.Done()
    54  	}()
    55  	wait.Wait()
    56  	remainTimeout := <-ch
    57  	assert.True(t, remainTimeout < timeout, "expect remainTimeout %v < %v", remainTimeout, timeout)
    58  	assert.True(t, remainTimeout >= time.Duration(200)*time.Millisecond,
    59  		"expect remainTimeout %v >= 200 millisecond", remainTimeout)
    60  }
    61  
    62  func TestSignalNoWait(t *testing.T) {
    63  	cond := NewCond()
    64  	cond.Signal()
    65  }
    66  
    67  func sleep(millisecond int) {
    68  	time.Sleep(time.Duration(millisecond) * time.Millisecond)
    69  }