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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 library unittest.matcher.iterable_matchers; | 5 library unittest.matcher.iterable_matchers; |
6 | 6 |
7 import 'core_matchers.dart'; | 7 import 'core_matchers.dart'; |
8 import 'description.dart'; | 8 import 'description.dart'; |
9 import 'interfaces.dart'; | 9 import 'interfaces.dart'; |
10 import 'util.dart'; | 10 import 'util.dart'; |
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113 /// Returns a matcher which matches [Iterable]s that have the same length and | 113 /// Returns a matcher which matches [Iterable]s that have the same length and |
114 /// the same elements as [expected], but not necessarily in the same order. | 114 /// the same elements as [expected], but not necessarily in the same order. |
115 /// | 115 /// |
116 /// Note that this is O(n^2) so should only be used on small objects. | 116 /// Note that this is O(n^2) so should only be used on small objects. |
117 Matcher unorderedEquals(Iterable expected) => new _UnorderedEquals(expected); | 117 Matcher unorderedEquals(Iterable expected) => new _UnorderedEquals(expected); |
118 | 118 |
119 class _UnorderedEquals extends _UnorderedMatches { | 119 class _UnorderedEquals extends _UnorderedMatches { |
120 final List _expectedValues; | 120 final List _expectedValues; |
121 | 121 |
122 _UnorderedEquals(Iterable expected) | 122 _UnorderedEquals(Iterable expected) |
123 : super(expected.map(equals)), | 123 : _expectedValues = expected.toList(), |
124 _expectedValues = expected.toList(); | 124 super(expected.map(equals)); |
125 | 125 |
126 Description describe(Description description) => description | 126 Description describe(Description description) => description |
127 .add('equals ') | 127 .add('equals ') |
128 .addDescriptionOf(_expectedValues) | 128 .addDescriptionOf(_expectedValues) |
129 .add(' unordered'); | 129 .add(' unordered'); |
130 } | 130 } |
131 | 131 |
132 /// Iterable matchers match against [Iterable]s. We add this intermediate | 132 /// Iterable matchers match against [Iterable]s. We add this intermediate |
133 /// class to give better mismatch error messages than the base Matcher class. | 133 /// class to give better mismatch error messages than the base Matcher class. |
134 abstract class _IterableMatcher extends Matcher { | 134 abstract class _IterableMatcher extends Matcher { |
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258 } else { | 258 } else { |
259 return mismatchDescription | 259 return mismatchDescription |
260 .add('has ') | 260 .add('has ') |
261 .addDescriptionOf(matchState["actual"]) | 261 .addDescriptionOf(matchState["actual"]) |
262 .add(' which is not $_description ') | 262 .add(' which is not $_description ') |
263 .addDescriptionOf(matchState["expected"]) | 263 .addDescriptionOf(matchState["expected"]) |
264 .add(' at index ${matchState["index"]}'); | 264 .add(' at index ${matchState["index"]}'); |
265 } | 265 } |
266 } | 266 } |
267 } | 267 } |
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