mirror of
https://github.com/restic/restic.git
synced 2024-12-27 10:17:58 +00:00
64 lines
1.6 KiB
Go
64 lines
1.6 KiB
Go
// Copyright 2016 Google Inc. All Rights Reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package internal
|
|
|
|
import (
|
|
"errors"
|
|
"testing"
|
|
"time"
|
|
|
|
"golang.org/x/net/context"
|
|
|
|
gax "github.com/googleapis/gax-go"
|
|
)
|
|
|
|
func TestRetry(t *testing.T) {
|
|
ctx := context.Background()
|
|
// Without a context deadline, retry will run until the function
|
|
// says not to retry any more.
|
|
n := 0
|
|
endRetry := errors.New("end retry")
|
|
err := retry(ctx, gax.Backoff{},
|
|
func() (bool, error) {
|
|
n++
|
|
if n < 10 {
|
|
return false, nil
|
|
}
|
|
return true, endRetry
|
|
},
|
|
func(context.Context, time.Duration) error { return nil })
|
|
if got, want := err, endRetry; got != want {
|
|
t.Errorf("got %v, want %v", err, endRetry)
|
|
}
|
|
if n != 10 {
|
|
t.Errorf("n: got %d, want %d", n, 10)
|
|
}
|
|
|
|
// If the context has a deadline, sleep will return an error
|
|
// and end the function.
|
|
n = 0
|
|
err = retry(ctx, gax.Backoff{},
|
|
func() (bool, error) { return false, nil },
|
|
func(context.Context, time.Duration) error {
|
|
n++
|
|
if n < 10 {
|
|
return nil
|
|
}
|
|
return context.DeadlineExceeded
|
|
})
|
|
if err == nil {
|
|
t.Error("got nil, want error")
|
|
}
|
|
}
|