blob: a11c3c739e7aeba83444b382113b7f9f22ba63f8 [file] [log] [blame]
/*
* Copyright (c) 2015, 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 The declaration of an enum of the form
* metadata enum E { id 0 , . . . id n−1 };
* has the same effect as a class declaration
* metadata class E {
* final int index;
* const E(this.index);
* static const E id 0 = const E(0);
* ...
* static const E id n−1 = const E(n - 1);
* static const List<E> values = const <E>[id 0 . . . id n−1 ];
* String toString() => { 0: ‘E.id 0 ’, . . ., n-1: ‘E.id n−1 ’}[index]
* }
* @description Checks that enum index value match declaration order
* @author sgrekhov@unipro.ru
*/
import "../../Utils/expect.dart";
enum E {a, b, c}
main() {
E e = E.a;
Expect.equals(e.index, 0);
e = E.b;
Expect.equals(e.index, 1);
e = E.c;
Expect.equals(e.index, 2);
}