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1 // Copyright (c) 2013, 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 import "package:expect/expect.dart"; | |
6 import "dart:collection"; | |
7 | |
8 test(List list, int index, Iterable iterable) { | |
9 List copy = list.toList(); | |
10 list.insertAll(index, iterable); | |
11 List iterableList = iterable.toList(); | |
12 Expect.equals(copy.length + iterableList.length, list.length); | |
13 for (int i = 0; i < index; i++) { | |
14 Expect.equals(copy[i], list[i]); | |
15 } | |
16 for (int i = 0; i < iterableList.length; i++) { | |
17 Expect.equals(iterableList[i], list[i + index]); | |
18 } | |
19 for (int i = index + iterableList.length; i < copy.length; i++) { | |
20 Expect.equals(copy[i], list[i + iterableList.length]); | |
21 } | |
22 } | |
23 | |
24 class MyList extends ListBase { | |
25 List list; | |
26 MyList(this.list); | |
27 get length => list.length; | |
28 set length(value) { | |
29 list.length = value; | |
30 } | |
31 | |
32 operator [](index) => list[index]; | |
33 operator []=(index, val) { | |
34 list[index] = val; | |
35 } | |
36 | |
37 toString() => list.toString(); | |
38 } | |
39 | |
40 main() { | |
41 test([1, 2, 3], 0, [4, 5]); | |
42 test([1, 2, 3], 1, [4, 5]); | |
43 test([1, 2, 3], 2, [4, 5]); | |
44 test([1, 2, 3], 3, [4, 5]); | |
45 test([1, 2, 3], 2, [4]); | |
46 test([1, 2, 3], 3, []); | |
47 test([1, 2, 3], 0, [4, 5].map((x) => x)); | |
48 test([1, 2, 3], 1, [4, 5].map((x) => x)); | |
49 test([1, 2, 3], 2, [4, 5].map((x) => x)); | |
50 test([1, 2, 3], 3, [4, 5].map((x) => x)); | |
51 test([1, 2, 3], 2, [4].map((x) => x)); | |
52 test([1, 2, 3], 3, [].map((x) => x)); | |
53 test([1, 2, 3], 0, const [4, 5]); | |
54 test([1, 2, 3], 1, const [4, 5]); | |
55 test([1, 2, 3], 2, const [4, 5]); | |
56 test([1, 2, 3], 3, const [4, 5]); | |
57 test([1, 2, 3], 2, const [4]); | |
58 test([1, 2, 3], 3, const []); | |
59 test([1, 2, 3], 0, new Iterable.generate(2, (x) => x + 4)); | |
60 test([1, 2, 3], 1, new Iterable.generate(2, (x) => x + 4)); | |
61 test([1, 2, 3], 2, new Iterable.generate(2, (x) => x + 4)); | |
62 test([1, 2, 3], 3, new Iterable.generate(2, (x) => x + 4)); | |
63 test([1, 2, 3], 2, new Iterable.generate(1, (x) => x + 4)); | |
64 test([1, 2, 3], 3, new Iterable.generate(0, (x) => x + 4)); | |
65 test(new MyList([1, 2, 3]), 0, [4, 5]); | |
66 test(new MyList([1, 2, 3]), 1, [4, 5]); | |
67 test(new MyList([1, 2, 3]), 2, [4]); | |
68 test(new MyList([1, 2, 3]), 3, []); | |
69 test(new MyList([1, 2, 3]), 2, [4, 5]); | |
70 test(new MyList([1, 2, 3]), 3, [4, 5]); | |
71 test(new MyList([1, 2, 3]), 0, [4, 5].map((x) => x)); | |
72 test(new MyList([1, 2, 3]), 1, [4, 5].map((x) => x)); | |
73 test(new MyList([1, 2, 3]), 2, [4, 5].map((x) => x)); | |
74 test(new MyList([1, 2, 3]), 3, [4, 5].map((x) => x)); | |
75 test(new MyList([1, 2, 3]), 2, [4].map((x) => x)); | |
76 test(new MyList([1, 2, 3]), 3, [].map((x) => x)); | |
77 | |
78 expectRE(() => test([1, 2, 3], -1, [4, 5])); | |
79 expectUE(() => test([1, 2, 3].toList(growable: false), -1, [4, 5])); | |
80 expectRE(() => test(new MyList([1, 2, 3]), -1, [4, 5])); | |
81 expectUE(() => test([1, 2, 3].toList(growable: false), 0, [4, 5])); | |
82 } | |
83 | |
84 void expectRE(Function f) { | |
85 Expect.throws(f, (e) => e is RangeError); | |
86 } | |
87 | |
88 void expectUE(Function f) { | |
89 Expect.throws(f, (e) => e is UnsupportedError); | |
90 } | |
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