57 lines
1.5 KiB
Go
57 lines
1.5 KiB
Go
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// Copyright 2014 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package storage
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import (
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"errors"
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"testing"
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"golang.org/x/net/context"
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"google.golang.org/api/googleapi"
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)
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func TestInvoke(t *testing.T) {
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t.Parallel()
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ctx := context.Background()
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// Time-based tests are flaky. We just make sure that invoke eventually
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// returns with the right error.
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for _, test := range []struct {
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count int // number of times to return retryable error
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retryCode int // error code for retryable error
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err error // error to return after count returns of retryCode
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}{
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{0, 0, nil},
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{0, 0, errors.New("foo")},
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{1, 429, nil},
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{1, 429, errors.New("bar")},
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{2, 518, nil},
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{2, 599, &googleapi.Error{Code: 428}},
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} {
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counter := 0
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call := func() error {
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counter++
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if counter <= test.count {
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return &googleapi.Error{Code: test.retryCode}
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}
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return test.err
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}
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got := runWithRetry(ctx, call)
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if got != test.err {
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t.Errorf("%v: got %v, want %v", test, got, test.err)
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}
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}
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}
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