mirror of
https://github.com/IBM/fp-go.git
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49 lines
1.4 KiB
Go
49 lines
1.4 KiB
Go
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// Copyright (c) 2023 - 2025 IBM Corp.
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// 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 ioeither
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import (
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"fmt"
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"testing"
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"time"
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E "github.com/IBM/fp-go/v2/either"
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R "github.com/IBM/fp-go/v2/retry"
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"github.com/stretchr/testify/assert"
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)
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var expLogBackoff = R.ExponentialBackoff(10 * time.Millisecond)
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// our retry policy with a 1s cap
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var testLogPolicy = R.CapDelay(
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2*time.Second,
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R.Monoid.Concat(expLogBackoff, R.LimitRetries(20)),
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)
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func TestRetry(t *testing.T) {
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action := func(status R.RetryStatus) IOEither[error, string] {
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if status.IterNumber < 5 {
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return Left[string](fmt.Errorf("retrying %d", status.IterNumber))
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}
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return Of[error](fmt.Sprintf("Retrying %d", status.IterNumber))
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}
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check := E.IsLeft[error, string]
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r := Retrying(testLogPolicy, action, check)
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assert.Equal(t, E.Of[error]("Retrying 5"), r())
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}
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