39 lines
597 B
Go
39 lines
597 B
Go
package testutil
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import (
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"fmt"
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"time"
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"github.com/pkg/errors"
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)
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type testFn func() (bool, error)
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const (
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baseWait = 1 * time.Millisecond
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maxWait = 100 * time.Millisecond
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)
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func WaitForResult(try testFn) error {
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var err error
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wait := baseWait
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for retries := 100; retries > 0; retries-- {
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var success bool
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success, err = try()
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if success {
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time.Sleep(25 * time.Millisecond)
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return nil
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}
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time.Sleep(wait)
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wait *= 2
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if wait > maxWait {
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wait = maxWait
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}
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}
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if err != nil {
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return errors.Wrap(err, "timed out with error")
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}
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return fmt.Errorf("timed out")
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}
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