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Side by Side Diff: tests/corelib/map_from_iterables_test.dart

Issue 22966015: Revert "Make Map constructors return LinkedHashMap." (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 7 years, 3 months ago
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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file 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 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. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 import "package:expect/expect.dart"; 5 import "package:expect/expect.dart";
6 import 'dart:collection'; 6 import 'dart:collection';
7 7
8 main() { 8 main() {
9 positiveTest(); 9 positiveTest();
10 emptyMapTest(); 10 emptyMapTest();
11 fewerKeysIterableTest(); 11 fewerKeysIterableTest();
12 fewerValuesIterableTest(); 12 fewerValuesIterableTest();
13 equalElementsTest(); 13 equalElementsTest();
14 genericTypeTest(); 14 genericTypeTest();
15 } 15 }
16 16
17 void positiveTest() { 17 void positiveTest() {
18 var map = new Map.fromIterables([1, 2, 3], ["one", "two", "three"]); 18 var map = new Map.fromIterables([1, 2, 3], ["one", "two", "three"]);
19 Expect.isTrue(map is Map); 19 Expect.isTrue(map is Map);
20 Expect.isTrue(map is LinkedHashMap); 20 Expect.isTrue(map is HashMap);
21 21
22 Expect.equals(3, map.length); 22 Expect.equals(3, map.length);
23 Expect.equals(3, map.keys.length); 23 Expect.equals(3, map.keys.length);
24 Expect.equals(3, map.values.length); 24 Expect.equals(3, map.values.length);
25 25
26 Expect.equals("one", map[1]); 26 Expect.equals("one", map[1]);
27 Expect.equals("two", map[2]); 27 Expect.equals("two", map[2]);
28 Expect.equals("three", map[3]); 28 Expect.equals("three", map[3]);
29 } 29 }
30 30
31 void emptyMapTest() { 31 void emptyMapTest() {
32 var map = new Map.fromIterables([], []); 32 var map = new Map.fromIterables([], []);
33 Expect.isTrue(map is Map); 33 Expect.isTrue(map is Map);
34 Expect.isTrue(map is LinkedHashMap); 34 Expect.isTrue(map is HashMap);
35 35
36 Expect.equals(0, map.length); 36 Expect.equals(0, map.length);
37 Expect.equals(0, map.keys.length); 37 Expect.equals(0, map.keys.length);
38 Expect.equals(0, map.values.length); 38 Expect.equals(0, map.values.length);
39 } 39 }
40 40
41 void fewerValuesIterableTest() { 41 void fewerValuesIterableTest() {
42 Expect.throws(() => new Map.fromIterables([1,2], [0])); 42 Expect.throws(() => new Map.fromIterables([1,2], [0]));
43 } 43 }
44 44
45 void fewerKeysIterableTest() { 45 void fewerKeysIterableTest() {
46 Expect.throws(() => new Map.fromIterables([1], [0,2])); 46 Expect.throws(() => new Map.fromIterables([1], [0,2]));
47 } 47 }
48 48
49 void equalElementsTest() { 49 void equalElementsTest() {
50 var map = new Map.fromIterables([1, 2, 2], ["one", "two", "three"]); 50 var map = new Map.fromIterables([1, 2, 2], ["one", "two", "three"]);
51 Expect.isTrue(map is Map); 51 Expect.isTrue(map is Map);
52 Expect.isTrue(map is LinkedHashMap); 52 Expect.isTrue(map is HashMap);
53 53
54 Expect.equals(2, map.length); 54 Expect.equals(2, map.length);
55 Expect.equals(2, map.keys.length); 55 Expect.equals(2, map.keys.length);
56 Expect.equals(2, map.values.length); 56 Expect.equals(2, map.values.length);
57 57
58 Expect.equals("one", map[1]); 58 Expect.equals("one", map[1]);
59 Expect.equals("three", map[2]); 59 Expect.equals("three", map[2]);
60 } 60 }
61 61
62 62
63 void genericTypeTest() { 63 void genericTypeTest() {
64 var map = new Map<int, String>.fromIterables( 64 var map = new Map<int, String>.fromIterables(
65 [1, 2, 3], ["one", "two", "three"]); 65 [1, 2, 3], ["one", "two", "three"]);
66 Expect.isTrue(map is Map<int, String>); 66 Expect.isTrue(map is Map<int, String>);
67 67
68 // Make sure it is not just Map<dynamic, dynamic>. 68 // Make sure it is not just Map<dynamic, dynamic>.
69 Expect.isFalse(map is Map<String, dynamic>); 69 Expect.isFalse(map is Map<String, dynamic>);
70 Expect.isFalse(map is Map<dynamic, int>); 70 Expect.isFalse(map is Map<dynamic, int>);
71 71
72 Expect.equals(3, map.length); 72 Expect.equals(3, map.length);
73 Expect.equals(3, map.keys.length); 73 Expect.equals(3, map.keys.length);
74 Expect.equals(3, map.values.length); 74 Expect.equals(3, map.values.length);
75 75
76 Expect.equals("one", map[1]); 76 Expect.equals("one", map[1]);
77 Expect.equals("two", map[2]); 77 Expect.equals("two", map[2]);
78 Expect.equals("three", map[3]); 78 Expect.equals("three", map[3]);
79 } 79 }
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