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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 main() { | |
6 var list = []; | |
7 list.removeRange(0, 0); | |
8 Expect.equals(0, list.length); | |
9 expectIOORE(() { list.removeRange(0, 1); }); | |
10 | |
11 list.add(1); | |
12 list.removeRange(0, 0); | |
13 Expect.equals(1, list.length); | |
14 Expect.equals(1, list[0]); | |
15 | |
16 expectIOORE(() { list.removeRange(0, 2); }); | |
17 Expect.equals(1, list.length); | |
18 Expect.equals(1, list[0]); | |
19 | |
20 list.removeRange(0, 1); | |
21 Expect.equals(0, list.length); | |
22 | |
23 list.addAll([3, 4, 5, 6]); | |
24 Expect.equals(4, list.length); | |
25 list.removeRange(0, 4); | |
26 Expect.listEquals([], list); | |
27 | |
28 list.addAll([3, 4, 5, 6]); | |
29 list.removeRange(2, 2); | |
30 Expect.listEquals([3, 4], list); | |
31 list.addAll([5, 6]); | |
32 | |
33 expectIOORE(() { list.removeRange(4, 1); }); | |
34 Expect.listEquals([3, 4, 5, 6], list); | |
35 | |
36 list.removeRange(1, 2); | |
37 Expect.listEquals([3, 6], list); | |
38 | |
39 testNegativeIndices(); | |
40 } | |
41 | |
42 void expectIOORE(Function f) { | |
43 Expect.throws(f, (e) => e is IndexOutOfRangeException); | |
44 } | |
45 | |
46 void testNegativeIndices() { | |
47 var list = [1, 2]; | |
48 expectIOORE(() { list.removeRange(-1, 1); }); | |
49 Expect.listEquals([1, 2], list); | |
50 | |
51 // A negative length throws an IllegalArgumentException. | |
52 Expect.throws(() { list.removeRange(0, -1); }, | |
53 (e) => e is IllegalArgumentException); | |
54 Expect.listEquals([1, 2], list); | |
55 | |
56 Expect.throws(() { list.removeRange(-1, -1); }, | |
57 (e) => e is IllegalArgumentException); | |
58 Expect.listEquals([1, 2], list); | |
59 | |
60 // A zero length prevails, and does not throw an exception. | |
61 list.removeRange(-1, 0); | |
62 Expect.listEquals([1, 2], list); | |
63 | |
64 list.removeRange(4, 0); | |
65 Expect.listEquals([1, 2], list); | |
66 } | |
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