// 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 A constant expression is an expression whose value can never
/// change, and that can be evaluated entirely at compile time.
/// A constant expression is one of the following:
/// . . .
/// • An expression of one of the forms e1 == e2 or e1 != e2 where e1 and e2 are
///   constant expressions that evaluate to a numeric, string or boolean value
///   or to null.
/// @description Checks that various expressions of the specified forms can be
/// elements of a constant list literal and are, therefore, constant expressions.
/// @author iefremov

import '../../../Utils/expect.dart';

final constList = const [
  1 == 2,
  true != false,
  (true != 1),
  ((1 == 2) != ("" == "b")) == (false != true),
  null == null,
];

main() {
  Expect.isTrue(constList is List);
  Expect.runtimeIsType<List>(constList);
}