// Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion
/// Description    Operator                          Associativity Precedence
/// Unary postfix  ., ?., e++, e–-, e1[e2], e1(), ()  None           16
/// @description Test that 'e()' unary postfix operator has highest
/// precedence (16). Compare with Unary prefix (precedence 15). Test that
/// 'e()' has priority higher than -
/// @author sgrekhov@unipro.ru

import "../../../Utils/expect.dart";

int e() => 1;

main() {
  Expect.equals(-1, -e());
}
