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package backoff
import (
"errors"
"log"
"testing"
)
func TestRetry(t *testing.T) {
const successOn = 3
var i = 0
// This function is successfull on "successOn" calls.
f := func() error {
i++
log.Printf("function is called %d. time\n", i)
if i == successOn {
log.Println("OK")
return nil
}
log.Println("error")
return errors.New("error")
}
err := Retry(f, NewExponentialBackOff())
if err != nil {
t.Errorf("unexpected error: %s", err.Error())
}
if i != successOn {
t.Errorf("invalid number of retries: %d", i)
}
}
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