if err != nil {
		logTransformErr(ctx, err, "failed to encrypt data")
		return nil, err
	}
	prefixedData := make([]byte, len(transformer.Prefix), len(result)+len(transformer.Prefix))
	copy(prefixedData, transformer.Prefix)
	prefixedData = append(prefixedData, result...)
	return prefixedData, nil
}

func logTransformErr(ctx context.Context, err error, message string) {

		t.Run(tt.name, func(t *testing.T) {
			var buf bytes.Buffer
			flag.Set("v", "6")
			flag.Parse()
			klog.SetOutput(&buf)
			klog.LogToStderr(false)
			defer klog.LogToStderr(true)

			logTransformErr(tt.ctx, tt.err, tt.message)

			// remove timestamp and goroutine id from log message to make it easier to compare