| /* |
| * 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 abstract int indexOf(E element, [int start = 0]) |
| * Returns the first index of element in the list. |
| * Searches the list from index start to the length of the list. |
| * The first time an element e is encountered so that e == element, |
| * the index of e is returned. Returns -1 if element is not found. |
| * @description Checks that the correct index is returned, if the element |
| * is present. |
| * @author iefremov |
| * @author varlax |
| */ |
| library indexOf_A01_t01; |
| |
| import "../../../Utils/expect.dart"; |
| |
| test(List create([int length])) { |
| List a = create(); |
| a.addAll(const [42, 0, -1, 42, -1, 6031769, 0]); |
| |
| Expect.isTrue(a.indexOf(42, 0) == 0); |
| Expect.isTrue(a.indexOf(0, 0) == 1); |
| Expect.isTrue(a.indexOf(42, 1) == 3); |
| Expect.isTrue(a.indexOf(42, 3) == 3); |
| Expect.isTrue(a.indexOf(6031769, 5) == 5); |
| Expect.isTrue(a.indexOf(6031769, 0) == 5); |
| Expect.isTrue(a.indexOf(0, 1) == 1); |
| Expect.isTrue(a.indexOf(0, 2) == 6); |
| Expect.isTrue(a.indexOf(0, 5) == 6); |
| Expect.isTrue(a.indexOf(0, 6) == 6); |
| |
| List b = create(a.length); |
| for(var i = 0; i<a.length; i++) { |
| b[i] = a[i]; |
| } |
| |
| Expect.isTrue(b.indexOf(42, 0) == 0); |
| Expect.isTrue(b.indexOf(0, 0) == 1); |
| Expect.isTrue(b.indexOf(42, 1) == 3); |
| Expect.isTrue(b.indexOf(42, 3) == 3); |
| Expect.isTrue(b.indexOf(6031769, 5) == 5); |
| Expect.isTrue(b.indexOf(6031769, 0) == 5); |
| Expect.isTrue(b.indexOf(0, 1) == 1); |
| Expect.isTrue(b.indexOf(0, 2) == 6); |
| Expect.isTrue(b.indexOf(0, 5) == 6); |
| Expect.isTrue(b.indexOf(0, 6) == 6); |
| } |