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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 defaultFunctionValuesTest(); | 9 defaultFunctionValuesTest(); |
| 10 defaultKeyFunctionTest(); | 10 defaultKeyFunctionTest(); |
| (...skipping 91 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 102 | 102 |
| 103 Expect.equals(2, map.length); | 103 Expect.equals(2, map.length); |
| 104 Expect.equals(2, map.keys.length); | 104 Expect.equals(2, map.keys.length); |
| 105 Expect.equals(2, map.values.length); | 105 Expect.equals(2, map.values.length); |
| 106 | 106 |
| 107 Expect.equals(1, map[2]); | 107 Expect.equals(1, map[2]); |
| 108 Expect.equals(2, map[3]); | 108 Expect.equals(2, map[3]); |
| 109 } | 109 } |
| 110 | 110 |
| 111 void genericTypeTest() { | 111 void genericTypeTest() { |
| 112 var map = new SplayTreeMap<int, String>.fromIterable([1, 2, 3], value: (x) =>
'$x'); | 112 var map = |
| 113 new SplayTreeMap<int, String>.fromIterable([1, 2, 3], value: (x) => '$x'); |
| 113 Expect.isTrue(map is Map<int, String>); | 114 Expect.isTrue(map is Map<int, String>); |
| 114 Expect.isTrue(map is SplayTreeMap<int, String>); | 115 Expect.isTrue(map is SplayTreeMap<int, String>); |
| 115 | 116 |
| 116 // Make sure it is not just SplayTreeMap<dynamic, dynamic>. | 117 // Make sure it is not just SplayTreeMap<dynamic, dynamic>. |
| 117 Expect.isFalse(map is SplayTreeMap<String, dynamic>); | 118 Expect.isFalse(map is SplayTreeMap<String, dynamic>); |
| 118 Expect.isFalse(map is SplayTreeMap<dynamic, int>); | 119 Expect.isFalse(map is SplayTreeMap<dynamic, int>); |
| 119 } | 120 } |
| 121 |
| 120 typedef String intToString(int v); | 122 typedef String intToString(int v); |
| 121 typedef bool intToBool(int v); | 123 typedef bool intToBool(int v); |
| 122 | 124 |
| 123 // Test in checked mode with explicitly given types. | 125 // Test in checked mode with explicitly given types. |
| 124 void typedTest() { | 126 void typedTest() { |
| 125 bool isCheckedMode = false; | 127 bool isCheckedMode = false; |
| 126 assert((isCheckedMode = true)); | 128 assert((isCheckedMode = true)); |
| 127 if (!isCheckedMode) return; | 129 if (!isCheckedMode) return; |
| 128 | 130 |
| 129 // Assign functions to typed function variables. | 131 // Assign functions to typed function variables. |
| 130 intToString key = (int v) => "$v"; | 132 intToString key = (int v) => "$v"; |
| 131 intToBool value = (int v) => v.isOdd; | 133 intToBool value = (int v) => v.isOdd; |
| 132 Function id = (int i) => i; | 134 Function id = (int i) => i; |
| 133 | 135 |
| 134 Expect.throws(() { | 136 Expect.throws(() { |
| 135 new SplayTreeMap<String,bool>.fromIterable(<int>[1, 2, 3], | 137 new SplayTreeMap<String, bool>.fromIterable(<int>[1, 2, 3], key: key |
| 136 key: key | 138 // No "value" map, defaults to identity, which returns int, not bool. |
| 137 // No "value" map, defaults to identity, which returns int, not bool. | 139 ); |
| 138 ); | |
| 139 }); | 140 }); |
| 140 | 141 |
| 141 Expect.throws(() { | 142 Expect.throws(() { |
| 142 new SplayTreeMap<String,bool>.fromIterable(<int>[1, 2, 3], | 143 new SplayTreeMap<String, bool>.fromIterable(<int>[1, 2, 3], |
| 143 // No "key" map, defaults to identity, which returns int, not String. | 144 // No "key" map, defaults to identity, which returns int, not String. |
| 144 value: value | 145 value: value); |
| 145 ); | |
| 146 }); | 146 }); |
| 147 | 147 |
| 148 Expect.throws(() { | 148 Expect.throws(() { |
| 149 new SplayTreeMap<String,bool>.fromIterable(<int>[1, 2, 3], | 149 new SplayTreeMap<String, bool>.fromIterable(<int>[1, 2, 3], |
| 150 key: id as dynamic, // wrong type. | 150 key: id as dynamic, // wrong type. |
| 151 value: value | 151 value: value); |
| 152 ); | |
| 153 }); | 152 }); |
| 154 | 153 |
| 155 Expect.throws(() { | 154 Expect.throws(() { |
| 156 new SplayTreeMap<String,bool>.fromIterable(<int>[1, 2, 3], | 155 new SplayTreeMap<String, bool>.fromIterable(<int>[1, 2, 3], |
| 157 key: key, | 156 key: key, value: id as dynamic // wrong type. |
| 158 value: id as dynamic // wrong type. | 157 ); |
| 159 ); | |
| 160 }); | 158 }); |
| 161 | 159 |
| 162 // But it works with explicit types when used correctly. | 160 // But it works with explicit types when used correctly. |
| 163 SplayTreeMap<String, bool> map = | 161 SplayTreeMap<String, bool> map = new SplayTreeMap<String, bool>.fromIterable( |
| 164 new SplayTreeMap<String, bool>.fromIterable(<int>[1, 2, 3], | 162 <int>[1, 2, 3], |
| 165 key: key, | 163 key: key, value: value); |
| 166 value: value); | |
| 167 Iterable<String> keys = map.keys; | 164 Iterable<String> keys = map.keys; |
| 168 Iterable<bool> values = map.values; | 165 Iterable<bool> values = map.values; |
| 169 List<String> keyList = keys.toList(); | 166 List<String> keyList = keys.toList(); |
| 170 List<bool> valueList = values.toList(); | 167 List<bool> valueList = values.toList(); |
| 171 Expect.equals(3, keyList.length); | 168 Expect.equals(3, keyList.length); |
| 172 Expect.equals(3, valueList.length); | 169 Expect.equals(3, valueList.length); |
| 173 Expect.equals(keys.first, map.firstKey()); | 170 Expect.equals(keys.first, map.firstKey()); |
| 174 Expect.equals(keys.last, map.lastKey()); | 171 Expect.equals(keys.last, map.lastKey()); |
| 175 } | 172 } |
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