fix

pkg/crontab/job_test.go

@@ -0,0 +1,70 @@
+package crontab
+
+import (
+	"jiacrontab/pkg/test"
+	"testing"
+	"time"
+)
+
+func TestJob_NextExecutionTime(t *testing.T) {
+	timeLayout := "2006-01-02 15:04:05"
+	j := &Job{
+		Second:  "48",
+		Minute:  "3",
+		Hour:    "12",
+		Day:     "25",
+		Weekday: "*",
+		Month:   "1",
+	}
+
+	tt, err := j.NextExecutionTime(time.Now())
+	test.Nil(t, err)
+	test.Equal(t, "2020-01-25 12:03:48", tt.Format(timeLayout))
+
+	tt, err = j.NextExecutionTime(tt)
+	test.Nil(t, err)
+	test.Equal(t, "2021-01-25 12:03:48", tt.Format(timeLayout))
+
+	tt, err = j.NextExecutionTime(tt)
+	test.Equal(t, "2022-01-25 12:03:48", tt.Format(timeLayout))
+
+	j = &Job{
+		Second:  "58",
+		Minute:  "*/4",
+		Hour:    "12",
+		Day:     "4",
+		Weekday: "*",
+		Month:   "3",
+	}
+	tt, err = j.NextExecutionTime(time.Now())
+	test.Nil(t, err)
+	test.Equal(t, "2020-03-04 12:00:58", tt.Format(timeLayout))
+
+	tt, err = j.NextExecutionTime(tt)
+	test.Nil(t, err)
+	test.Equal(t, "2020-03-04 12:04:58", tt.Format(timeLayout))
+
+	tt, err = j.NextExecutionTime(tt)
+	test.Nil(t, err)
+	test.Equal(t, "2020-03-04 12:08:58", tt.Format(timeLayout))
+
+	j = &Job{
+		Second:  "0",
+		Minute:  "*",
+		Hour:    "*",
+		Day:     "*",
+		Weekday: "*",
+		Month:   "*",
+	}
+
+	tt, err = j.NextExecutionTime(time.Now())
+	test.Nil(t, err)
+	t.Log(tt, j.GetLastExecTime())
+	for i := 0; i < 1000; i++ {
+		tt, err = j.NextExecutionTime(tt)
+		test.Nil(t, err)
+		t.Log(tt, j.GetLastExecTime())
+	}
+
+	t.Log("end")
+}