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| 1 #import('../../../../../dart/client/testing/unittest/unittest.dart'); | |
| 2 #import('dart:dom'); | |
| 3 | |
| 4 // Test that HTMLCollection implements List<T> | |
| 5 main() { | |
| 6 HTMLElement insertTestDiv() { | |
| 7 HTMLElement element = document.createElement('div'); | |
| 8 element.innerHTML = @""" | |
| 9 <div id='allChecked'> | |
| 10 <input type="checkbox" name="c1" value="1" checked="yes"> | |
| 11 <input type="checkbox" name="c2" value="2" checked="yes"> | |
| 12 <input type="checkbox" name="c3" value="3" checked="yes"> | |
| 13 <input type="checkbox" name="c4" value="4" checked="yes"> | |
| 14 </div> | |
| 15 <div id='someChecked'> | |
| 16 <input type="checkbox" name="s1" value="1" checked="yes"> | |
| 17 <input type="checkbox" name="s2" value="2"> | |
| 18 <input type="checkbox" name="s3" value="3" checked="yes"> | |
| 19 <input type="checkbox" name="s4" value="4"> | |
| 20 </div> | |
| 21 <div id='noneChecked'> | |
| 22 <input type="checkbox" name="n1" value="1"> | |
| 23 <input type="checkbox" name="n2" value="2"> | |
| 24 <input type="checkbox" name="n3" value="3"> | |
| 25 <input type="checkbox" name="n4" value="4"> | |
| 26 </div> | |
| 27 <div id='emptyDiv'></div> | |
| 28 """; | |
| 29 document.body.appendChild(element); | |
| 30 return element; | |
| 31 } | |
| 32 | |
| 33 forLayoutTests(); | |
| 34 test('IsList', () { | |
| 35 HTMLElement root = insertTestDiv(); | |
| 36 | |
| 37 HTMLCollection eachChecked = | |
| 38 document.getElementById('allChecked').dynamic.children; | |
| 39 | |
| 40 Expect.isTrue(eachChecked is List); | |
| 41 | |
| 42 document.body.removeChild(root); | |
| 43 }); | |
| 44 test('Every', () { | |
| 45 HTMLElement root = insertTestDiv(); | |
| 46 | |
| 47 HTMLCollection eachChecked = | |
| 48 document.getElementById('allChecked').dynamic.children; | |
| 49 | |
| 50 HTMLCollection someChecked = | |
| 51 document.getElementById('someChecked').dynamic.children; | |
| 52 | |
| 53 HTMLCollection noneChecked = | |
| 54 document.getElementById('noneChecked').dynamic.children; | |
| 55 | |
| 56 Expect.equals(4, eachChecked.length); | |
| 57 Expect.equals(4, someChecked.length); | |
| 58 Expect.equals(4, noneChecked.length); | |
| 59 | |
| 60 Expect.isTrue(eachChecked.every((x) => x.checked)); | |
| 61 Expect.isFalse(eachChecked.every((x) => !x.checked)); | |
| 62 Expect.isFalse(someChecked.every((x) => x.checked)); | |
| 63 Expect.isFalse(someChecked.every((x) => !x.checked)); | |
| 64 Expect.isFalse(noneChecked.every((x) => x.checked)); | |
| 65 Expect.isTrue(noneChecked.every((x) => !x.checked)); | |
| 66 | |
| 67 document.body.removeChild(root); | |
| 68 }); | |
| 69 test('Some', () { | |
| 70 HTMLElement root = insertTestDiv(); | |
| 71 | |
| 72 HTMLCollection eachChecked = | |
| 73 document.getElementById('allChecked').dynamic.children; | |
| 74 | |
| 75 HTMLCollection someChecked = | |
| 76 document.getElementById('someChecked').dynamic.children; | |
| 77 | |
| 78 HTMLCollection noneChecked = | |
| 79 document.getElementById('noneChecked').dynamic.children; | |
| 80 | |
| 81 Expect.equals(4, eachChecked.length); | |
| 82 Expect.equals(4, someChecked.length); | |
| 83 Expect.equals(4, noneChecked.length); | |
| 84 | |
| 85 Expect.isTrue(eachChecked.some((x) => x.checked)); | |
| 86 Expect.isFalse(eachChecked.some((x) => !x.checked)); | |
| 87 Expect.isTrue(someChecked.some((x) => x.checked)); | |
| 88 Expect.isTrue(someChecked.some((x) => !x.checked)); | |
| 89 Expect.isFalse(noneChecked.some((x) => x.checked)); | |
| 90 Expect.isTrue(noneChecked.some((x) => !x.checked)); | |
| 91 | |
| 92 document.body.removeChild(root); | |
| 93 }); | |
| 94 test('Filter', () { | |
| 95 HTMLElement root = insertTestDiv(); | |
| 96 | |
| 97 HTMLCollection eachChecked = | |
| 98 document.getElementById('allChecked').dynamic.children; | |
| 99 | |
| 100 HTMLCollection someChecked = | |
| 101 document.getElementById('someChecked').dynamic.children; | |
| 102 | |
| 103 HTMLCollection noneChecked = | |
| 104 document.getElementById('noneChecked').dynamic.children; | |
| 105 | |
| 106 Expect.equals(4, eachChecked.length); | |
| 107 Expect.equals(4, someChecked.length); | |
| 108 Expect.equals(4, noneChecked.length); | |
| 109 | |
| 110 Expect.equals(4, eachChecked.filter((x) => x.checked).length); | |
| 111 Expect.equals(0, eachChecked.filter((x) => !x.checked).length); | |
| 112 Expect.equals(2, someChecked.filter((x) => x.checked).length); | |
| 113 Expect.equals(2, someChecked.filter((x) => !x.checked).length); | |
| 114 Expect.equals(0, noneChecked.filter((x) => x.checked).length); | |
| 115 Expect.equals(4, noneChecked.filter((x) => !x.checked).length); | |
| 116 | |
| 117 document.body.removeChild(root); | |
| 118 }); | |
| 119 test('IsEmpty', () { | |
| 120 HTMLElement root = insertTestDiv(); | |
| 121 | |
| 122 HTMLCollection someChecked = | |
| 123 document.getElementById('someChecked').dynamic.children; | |
| 124 | |
| 125 HTMLCollection emptyDiv = | |
| 126 document.getElementById('emptyDiv').dynamic.children; | |
| 127 | |
| 128 Expect.equals(4, someChecked.length); | |
| 129 Expect.equals(0, emptyDiv.length); | |
| 130 | |
| 131 Expect.isFalse(someChecked.isEmpty()); | |
| 132 Expect.isTrue(emptyDiv.isEmpty()); | |
| 133 | |
| 134 document.body.removeChild(root); | |
| 135 }); | |
| 136 | |
| 137 int countWithForEach(collection, predicate) { | |
| 138 int count = 0; | |
| 139 collection.forEach((element) { | |
| 140 if (predicate(element)) count++; | |
| 141 }); | |
| 142 return count; | |
| 143 } | |
| 144 | |
| 145 test('ForEach', () { | |
| 146 HTMLElement root = insertTestDiv(); | |
| 147 | |
| 148 HTMLCollection eachChecked = | |
| 149 document.getElementById('allChecked').dynamic.children; | |
| 150 | |
| 151 HTMLCollection someChecked = | |
| 152 document.getElementById('someChecked').dynamic.children; | |
| 153 | |
| 154 HTMLCollection noneChecked = | |
| 155 document.getElementById('noneChecked').dynamic.children; | |
| 156 | |
| 157 Expect.equals(4, eachChecked.length); | |
| 158 Expect.equals(4, someChecked.length); | |
| 159 Expect.equals(4, noneChecked.length); | |
| 160 | |
| 161 Expect.equals(4, countWithForEach(eachChecked, (x) => x.checked)); | |
| 162 Expect.equals(0, countWithForEach(eachChecked, (x) => !x.checked)); | |
| 163 Expect.equals(2, countWithForEach(someChecked, (x) => x.checked)); | |
| 164 Expect.equals(2, countWithForEach(someChecked, (x) => !x.checked)); | |
| 165 Expect.equals(0, countWithForEach(noneChecked, (x) => x.checked)); | |
| 166 Expect.equals(4, countWithForEach(noneChecked, (x) => !x.checked)); | |
| 167 | |
| 168 document.body.removeChild(root); | |
| 169 }); | |
| 170 | |
| 171 int countWithForLoop(collection, predicate) { | |
| 172 int count = 0; | |
| 173 for (var element in collection) { | |
| 174 if (predicate(element)) count++; | |
| 175 } | |
| 176 return count; | |
| 177 } | |
| 178 | |
| 179 test('ForLoop', () { // Uses iterator. | |
| 180 HTMLElement root = insertTestDiv(); | |
| 181 | |
| 182 HTMLCollection eachChecked = | |
| 183 document.getElementById('allChecked').dynamic.children; | |
| 184 | |
| 185 HTMLCollection someChecked = | |
| 186 document.getElementById('someChecked').dynamic.children; | |
| 187 | |
| 188 HTMLCollection noneChecked = | |
| 189 document.getElementById('noneChecked').dynamic.children; | |
| 190 | |
| 191 Expect.equals(4, eachChecked.length); | |
| 192 Expect.equals(4, someChecked.length); | |
| 193 Expect.equals(4, noneChecked.length); | |
| 194 | |
| 195 Expect.equals(4, countWithForLoop(eachChecked, (x) => x.checked)); | |
| 196 Expect.equals(0, countWithForLoop(eachChecked, (x) => !x.checked)); | |
| 197 Expect.equals(2, countWithForLoop(someChecked, (x) => x.checked)); | |
| 198 Expect.equals(2, countWithForLoop(someChecked, (x) => !x.checked)); | |
| 199 Expect.equals(0, countWithForLoop(noneChecked, (x) => x.checked)); | |
| 200 Expect.equals(4, countWithForLoop(noneChecked, (x) => !x.checked)); | |
| 201 | |
| 202 document.body.removeChild(root); | |
| 203 }); | |
| 204 test('Last', () { | |
| 205 HTMLElement root = insertTestDiv(); | |
| 206 | |
| 207 HTMLCollection someChecked = | |
| 208 document.getElementById('someChecked').dynamic.children; | |
| 209 | |
| 210 Expect.equals(4, someChecked.length); | |
| 211 | |
| 212 Expect.equals(someChecked[3], someChecked.last()); | |
| 213 | |
| 214 document.body.removeChild(root); | |
| 215 }); | |
| 216 test('IndexOf', () { | |
| 217 HTMLElement root = insertTestDiv(); | |
| 218 | |
| 219 HTMLCollection someChecked = | |
| 220 document.getElementById('someChecked').dynamic.children; | |
| 221 | |
| 222 HTMLCollection noneChecked = | |
| 223 document.getElementById('noneChecked').dynamic.children; | |
| 224 | |
| 225 Expect.equals(4, someChecked.length); | |
| 226 Expect.equals(4, noneChecked.length); | |
| 227 | |
| 228 Expect.equals(0, someChecked.indexOf(someChecked[0], 0)); | |
| 229 Expect.equals(1, someChecked.indexOf(someChecked[1], 0)); | |
| 230 Expect.equals(2, someChecked.indexOf(someChecked[2], 0)); | |
| 231 Expect.equals(3, someChecked.indexOf(someChecked[3], 0)); | |
| 232 | |
| 233 Expect.equals(-1, someChecked.indexOf(someChecked[0], 1)); | |
| 234 Expect.equals(-1, someChecked.indexOf(someChecked[1], 2)); | |
| 235 Expect.equals(-1, someChecked.indexOf(someChecked[2], 3)); | |
| 236 Expect.equals(-1, someChecked.indexOf(someChecked[3], 4)); | |
| 237 | |
| 238 | |
| 239 Expect.equals(-1, someChecked.indexOf(noneChecked[0], 0)); | |
| 240 Expect.equals(-1, noneChecked.indexOf(someChecked[0], 0)); | |
| 241 Expect.equals(-1, someChecked.indexOf(noneChecked[1], 0)); | |
| 242 Expect.equals(-1, noneChecked.indexOf(someChecked[1], 0)); | |
| 243 | |
| 244 document.body.removeChild(root); | |
| 245 }); | |
| 246 test('LastIndexOf', () { | |
| 247 HTMLElement root = insertTestDiv(); | |
| 248 | |
| 249 HTMLCollection someChecked = | |
| 250 document.getElementById('someChecked').dynamic.children; | |
| 251 | |
| 252 HTMLCollection noneChecked = | |
| 253 document.getElementById('noneChecked').dynamic.children; | |
| 254 | |
| 255 Expect.equals(4, someChecked.length); | |
| 256 Expect.equals(4, noneChecked.length); | |
| 257 | |
| 258 Expect.equals(0, someChecked.lastIndexOf(someChecked[0], 3)); | |
| 259 Expect.equals(1, someChecked.lastIndexOf(someChecked[1], 3)); | |
| 260 Expect.equals(2, someChecked.lastIndexOf(someChecked[2], 3)); | |
| 261 Expect.equals(3, someChecked.lastIndexOf(someChecked[3], 3)); | |
| 262 | |
| 263 Expect.equals(-1, someChecked.lastIndexOf(someChecked[0], -1)); | |
| 264 Expect.equals(-1, someChecked.lastIndexOf(someChecked[1], 0)); | |
| 265 Expect.equals(-1, someChecked.lastIndexOf(someChecked[2], 1)); | |
| 266 Expect.equals(-1, someChecked.lastIndexOf(someChecked[3], 2)); | |
| 267 | |
| 268 Expect.equals(-1, someChecked.lastIndexOf(noneChecked[0], 3)); | |
| 269 Expect.equals(-1, noneChecked.lastIndexOf(someChecked[0], 3)); | |
| 270 Expect.equals(-1, someChecked.lastIndexOf(noneChecked[1], 3)); | |
| 271 Expect.equals(-1, noneChecked.lastIndexOf(someChecked[1], 3)); | |
| 272 | |
| 273 document.body.removeChild(root); | |
| 274 }); | |
| 275 } | |
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