update: expand the retry method to support timeout and interval control (#3283)

core/fx/retry_test.go

@@ -1,8 +1,10 @@
 package fx
 
 import (
+	"context"
 	"errors"
 	"testing"
+	"time"
 
 	"github.com/stretchr/testify/assert"
 )
@@ -12,31 +14,103 @@ func TestRetry(t *testing.T) {
 		return errors.New("any")
 	}))
 
-	var times int
+	times1 := 0
 	assert.Nil(t, DoWithRetry(func() error {
-		times++
-		if times == defaultRetryTimes {
+		times1++
+		if times1 == defaultRetryTimes {
 			return nil
 		}
 		return errors.New("any")
 	}))
 
-	times = 0
+	times2 := 0
 	assert.NotNil(t, DoWithRetry(func() error {
-		times++
-		if times == defaultRetryTimes+1 {
+		times2++
+		if times2 == defaultRetryTimes+1 {
 			return nil
 		}
 		return errors.New("any")
 	}))
 
 	total := 2 * defaultRetryTimes
-	times = 0
+	times3 := 0
 	assert.Nil(t, DoWithRetry(func() error {
-		times++
-		if times == total {
+		times3++
+		if times3 == total {
 			return nil
 		}
 		return errors.New("any")
 	}, WithRetry(total)))
 }
+
+func TestRetryWithTimeout(t *testing.T) {
+	assert.Nil(t, DoWithRetry(func() error {
+		return nil
+	}, WithTimeout(time.Second*10)))
+
+	times1 := 0
+	assert.Nil(t, DoWithRetry(func() error {
+		times1++
+		if times1 == 1 {
+			return errors.New("any ")
+		}
+		time.Sleep(time.Second * 3)
+		return nil
+	}, WithTimeout(time.Second*5)))
+
+	total := defaultRetryTimes
+	times2 := 0
+	assert.Nil(t, DoWithRetry(func() error {
+		times2++
+		if times2 == total {
+			return nil
+		}
+		time.Sleep(time.Second)
+		return errors.New("any")
+	}, WithTimeout(time.Second*(time.Duration(total)+2))))
+
+	assert.NotNil(t, DoWithRetry(func() error {
+		return errors.New("any")
+	}, WithTimeout(time.Second*5)))
+}
+
+func TestRetryWithInterval(t *testing.T) {
+	times1 := 0
+	assert.NotNil(t, DoWithRetry(func() error {
+		times1++
+		if times1 == 1 {
+			return errors.New("any")
+		}
+		time.Sleep(time.Second * 3)
+		return nil
+	}, WithTimeout(time.Second*5), WithInterval(time.Second*3)))
+
+	times2 := 0
+	assert.NotNil(t, DoWithRetry(func() error {
+		times2++
+		if times2 == 2 {
+			return nil
+		}
+		time.Sleep(time.Second * 3)
+		return errors.New("any ")
+	}, WithTimeout(time.Second*5), WithInterval(time.Second*3)))
+
+}
+
+func TestRetryCtx(t *testing.T) {
+	assert.NotNil(t, DoWithRetryCtx(func(ctx context.Context, retryCount int) error {
+		if retryCount == 0 {
+			return errors.New("any")
+		}
+		time.Sleep(time.Second * 3)
+		return nil
+	}, WithTimeout(time.Second*5), WithInterval(time.Second*3)))
+
+	assert.NotNil(t, DoWithRetryCtx(func(ctx context.Context, retryCount int) error {
+		if retryCount == 1 {
+			return nil
+		}
+		time.Sleep(time.Second * 3)
+		return errors.New("any ")
+	}, WithTimeout(time.Second*5), WithInterval(time.Second*3)))
+}