github.com/aquayi/gokit@v0.0.0-20170805152833-88827a405d9b/time_test.go (about)

     1  package GoKit
     2  
     3  import (
     4  	"fmt"
     5  	"testing"
     6  	"time"
     7  
     8  	"github.com/stretchr/testify/assert"
     9  )
    10  
    11  func Test_DateOf(t *testing.T) {
    12  	timestamp := 1136185384 + 28800 // "2006-01-02 15:03:04 +0000 UTC"
    13  	tm := time.Now()
    14  	zone, offset := tm.Zone()
    15  	expected := fmt.Sprintf("2006-01-02 15:03:04 +%02d00 %s", offset/3600, zone)
    16  	assert.Equal(t, expected, DateOf(int64(timestamp-offset)))
    17  }
    18  
    19  func wrongDuration(beginTime time.Time, Duration, checkCycle time.Duration) bool {
    20  	return time.Since(beginTime) < Duration ||
    21  		Duration+checkCycle < time.Since(beginTime)
    22  }
    23  
    24  func Test_WaitFunc(t *testing.T) {
    25  	beginTime := time.Now()
    26  	checkCycle := time.Millisecond * 100
    27  
    28  	waitCh, wait := WaitFunc(checkCycle, "Test_WaitFunc")
    29  
    30  	wait()
    31  	t.Log(time.Now())
    32  	waitDuration := checkCycle
    33  	if wrongDuration(beginTime, waitDuration, checkCycle) {
    34  		t.Error("wait()在最小时间前结束了。")
    35  	}
    36  
    37  	updateCycle2 := time.Millisecond * 500
    38  	waitCh <- updateCycle2
    39  	wait()
    40  	t.Log(time.Now())
    41  	waitDuration += updateCycle2
    42  	if wrongDuration(beginTime, waitDuration, checkCycle) {
    43  		t.Error("wait()没能在updateCycle结束前，修改为更大的updateCycle")
    44  	}
    45  
    46  	updateCycle3 := time.Millisecond * 200
    47  	go func() {
    48  		time.Sleep(updateCycle3 / 2)
    49  		waitCh <- updateCycle3
    50  	}()
    51  	wait()
    52  	t.Log(time.Now())
    53  	waitDuration += updateCycle3
    54  	if wrongDuration(beginTime, waitDuration, checkCycle) {
    55  		t.Error("wait()没能在updateCycle结束前，修改为更小的updateCycle")
    56  	}
    57  
    58  	waitCh <- checkCycle / 2
    59  	wait()
    60  }
    61  func Test_SleepFunc(t *testing.T) {
    62  	beginTime := time.Now()
    63  	waitDuration := 100 * time.Millisecond
    64  	deltaDuration := 3 * time.Millisecond
    65  
    66  	sleep := SleepFunc(waitDuration)
    67  	sleep()
    68  	t.Logf("sleep() 预计休眠%s, 实际休眠%s", waitDuration, time.Since(beginTime))
    69  	assert.True(t, !wrongDuration(beginTime, waitDuration, deltaDuration),
    70  		"sleep() 没有休眠正确的时间：%s", waitDuration)
    71  }
    72  
    73  func Test_ParseLocalTime(t *testing.T) {
    74  	now := time.Now()
    75  	timeStr := now.Format("2006-01-02 15:04:05")
    76  	plt, err := ParseLocalTime(timeStr)
    77  
    78  	assert.Nil(t, err, "转换失败: %s", err)
    79  	assert.Zero(t, now.Unix()-plt.Unix(), "无法把%s转换成%s，而是转换成了%s", timeStr, now, plt)
    80  
    81  	wrongFormat := "2006/01/02 15:04:05"
    82  	wrongTime, err := ParseLocalTime(wrongFormat)
    83  	assert.NotNil(t, err, "把错误的格式的时间%s，转换成了%s", wrongFormat, wrongTime)
    84  }