go-common/library/time/time_test.go
2019-04-22 02:59:20 +00:00

61 lines
1.8 KiB
Go

package time
import (
"context"
"testing"
"time"
)
func TestShrink(t *testing.T) {
var d Duration
err := d.UnmarshalText([]byte("1s"))
if err != nil {
t.Fatalf("TestShrink: d.UnmarshalText failed!err:=%v", err)
}
c := context.Background()
to, ctx, cancel := d.Shrink(c)
defer cancel()
if time.Duration(to) != time.Second {
t.Fatalf("new timeout must be equal 1 second")
}
if deadline, ok := ctx.Deadline(); !ok || time.Until(deadline) > time.Second || time.Until(deadline) < time.Millisecond*500 {
t.Fatalf("ctx deadline must be less than 1s and greater than 500ms")
}
}
func TestShrinkWithTimeout(t *testing.T) {
var d Duration
err := d.UnmarshalText([]byte("1s"))
if err != nil {
t.Fatalf("TestShrink: d.UnmarshalText failed!err:=%v", err)
}
c, cancel := context.WithTimeout(context.Background(), time.Second*2)
defer cancel()
to, ctx, cancel := d.Shrink(c)
defer cancel()
if time.Duration(to) != time.Second {
t.Fatalf("new timeout must be equal 1 second")
}
if deadline, ok := ctx.Deadline(); !ok || time.Until(deadline) > time.Second || time.Until(deadline) < time.Millisecond*500 {
t.Fatalf("ctx deadline must be less than 1s and greater than 500ms")
}
}
func TestShrinkWithDeadline(t *testing.T) {
var d Duration
err := d.UnmarshalText([]byte("1s"))
if err != nil {
t.Fatalf("TestShrink: d.UnmarshalText failed!err:=%v", err)
}
c, cancel := context.WithTimeout(context.Background(), time.Millisecond*500)
defer cancel()
to, ctx, cancel := d.Shrink(c)
defer cancel()
if time.Duration(to) >= time.Millisecond*500 {
t.Fatalf("new timeout must be less than 500 ms")
}
if deadline, ok := ctx.Deadline(); !ok || time.Until(deadline) > time.Millisecond*500 || time.Until(deadline) < time.Millisecond*200 {
t.Fatalf("ctx deadline must be less than 500ms and greater than 200ms")
}
}