// Copyright (c) 2011, 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 double operator unary-()
/// @description Checks [:unary-():] on a infinity.
/// @author pagolubev

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

main() {
  double inf = double.infinity;
  double negativeInf = -inf;
  Expect.isTrue(negativeInf.isNegative);
  Expect.isFalse((-negativeInf).isNegative);
  Expect.equals(inf, negativeInf.abs());
}