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// Copyright (c) 2018, 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.
// Regression test for
// Verifies that identityHashCode for strings does not interfere
// with normal hashCode.
import 'package:expect/expect.dart';
var prefix = 'x';
make(v) => '${prefix}${v}'; // to inhibit constant folding.
void main() {
final x = make('test');
final y = make('test');
// On 64-bit platforms there is a field in the header that is used to cache
// hash value for both Object.get:hashCode and identityHashCode(...).
// Which means that implementation of these two methods should match
// otherwise you will get different hash codes for otherwise identical objects.
Expect.equals(x.hashCode, y.hashCode);