| /* |
| * 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 Iterable map(dynamic f(E e)) |
| * Returns a new lazy Iterable with elements that are created by calling f on e |
| * ach element of this Iterable in iteration order. |
| * @description Checks that the resulting Iterable contains all the results of |
| * calling f(e). |
| * @author kaigorodov |
| */ |
| library map_A01_t01; |
| |
| import "../../../Utils/expect.dart"; |
| |
| f(var element) { |
| return [element]; |
| } |
| |
| void checkResult(Iterable a) { |
| int count = 0; |
| Iterable mapIter = a.map(f); |
| for (var el in mapIter) { |
| Expect.listEquals(f(a.elementAt(count++)), el); |
| } |
| Expect.equals(a.length, count); |
| } |
| |
| test(Iterable create([Iterable content])) { |
| Iterable a = create(); |
| checkResult(a); |
| a = create([22]); |
| checkResult(a); |
| a = create([22, 11]); |
| checkResult(a); |
| a = create([22, 11, 11]); |
| checkResult(a); |
| List l = new List(); |
| for (int k = -100; k < 200; k++) { |
| l.add(k); |
| } |
| checkResult(create(l)); |
| } |