LibTest/core/Object/hashCode_A01_t02.test.dart

// Copyright (c) 2017, 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 int hashCode
/// Get a hash code for this object.
///
/// All objects have hash codes. Hash codes are guaranteed to be the same for
/// objects that are equal when compared using the equality operator ==. Other
/// than that there are no guarantees about the hash codes. They will not be
/// consistent between runs and there are no distribution guarantees.
///
/// @description Checks that hash code is the same during execution of the test,
/// because object is equal to itself
///
/// @author a.semenov@unipro.ru

library hashCode_A01_t02;
import "../../../Utils/expect.dart";

test(Object create()){
  Object o = create();
  int h1 = o.hashCode;
  int h2 = o.hashCode;
  Expect.equals(h1, h2);
}