LibTest/core/double/abs_A01_t04.dart

// 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.

// @dart = 2.9

/// @assertion double abs()
/// @description Checks that if the value is NaN, the result is NaN.
/// @author pagolubev

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

main() {
  double nan = 0 / 0;
  Expect.isTrue(nan.abs().isNaN);
  Expect.isTrue((-nan).abs().isNaN);
}