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restic/vendor/cloud.google.com/go/storage/invoke_test.go
2017-08-06 21:47:56 +02:00

56 lines
1.5 KiB
Go

// Copyright 2014 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 storage
import (
"errors"
"testing"
"golang.org/x/net/context"
"google.golang.org/api/googleapi"
)
func TestInvoke(t *testing.T) {
t.Parallel()
ctx := context.Background()
// Time-based tests are flaky. We just make sure that invoke eventually
// returns with the right error.
for _, test := range []struct {
count int // number of times to return retryable error
retryCode int // error code for retryable error
err error // error to return after count returns of retryCode
}{
{0, 0, nil},
{0, 0, errors.New("foo")},
{1, 429, nil},
{1, 429, errors.New("bar")},
{2, 518, nil},
{2, 599, &googleapi.Error{Code: 428}},
} {
counter := 0
call := func() error {
counter++
if counter <= test.count {
return &googleapi.Error{Code: test.retryCode}
}
return test.err
}
got := runWithRetry(ctx, call)
if got != test.err {
t.Errorf("%v: got %v, want %v", test, got, test.err)
}
}
}