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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 // Dart test for sort routines. | 5 // Dart test for sort routines. |
6 library sort_test; | 6 library sort_test; |
| 7 |
7 import "package:expect/expect.dart"; | 8 import "package:expect/expect.dart"; |
8 import 'sort_helper.dart'; | 9 import 'sort_helper.dart'; |
9 | 10 |
10 main() { | 11 main() { |
11 var compare = (a, b) => a.compareTo(b); | 12 var compare = (a, b) => a.compareTo(b); |
12 var sort = (list) => list.sort(compare); | 13 var sort = (list) => list.sort(compare); |
13 new SortHelper(sort, compare).run(); | 14 new SortHelper(sort, compare).run(); |
14 | 15 |
15 compare = (a, b) => -a.compareTo(b); | 16 compare = (a, b) => -a.compareTo(b); |
16 new SortHelper(sort, compare).run(); | 17 new SortHelper(sort, compare).run(); |
17 | 18 |
18 var intCompare = (int a, int b) => a.compareTo(b); | 19 var intCompare = (int a, int b) => a.compareTo(b); |
19 | 20 |
20 // Pivot-canditate indices: 7, 15, 22, 29, 37 | 21 // Pivot-canditate indices: 7, 15, 22, 29, 37 |
21 // Test dutch flag partitioning (canditates 2 and 4 are the same). | 22 // Test dutch flag partitioning (canditates 2 and 4 are the same). |
22 var list = [0, 0, 0, 0, 0, 0, 0, 0/**/, 0, 0, 0, 0, 0, 0, 0, | 23 var list = [ |
23 1/**/, 1, 1, 1, 1, 1, 1, 1/**/, 1, 1, 1, 1, 1, 1, 1/**/, | 24 0, |
24 2, 2, 2, 2, 2, 2, 2, 2/**/, 2, 2, 2, 2, 2, 2, 2]; | 25 0, |
| 26 0, |
| 27 0, |
| 28 0, |
| 29 0, |
| 30 0, |
| 31 0 /**/, |
| 32 0, |
| 33 0, |
| 34 0, |
| 35 0, |
| 36 0, |
| 37 0, |
| 38 0, |
| 39 1 /**/, |
| 40 1, |
| 41 1, |
| 42 1, |
| 43 1, |
| 44 1, |
| 45 1, |
| 46 1 /**/, |
| 47 1, |
| 48 1, |
| 49 1, |
| 50 1, |
| 51 1, |
| 52 1, |
| 53 1 /**/, |
| 54 2, |
| 55 2, |
| 56 2, |
| 57 2, |
| 58 2, |
| 59 2, |
| 60 2, |
| 61 2 /**/, |
| 62 2, |
| 63 2, |
| 64 2, |
| 65 2, |
| 66 2, |
| 67 2, |
| 68 2 |
| 69 ]; |
25 list.sort(intCompare); | 70 list.sort(intCompare); |
26 Expect.listEquals(list, [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | 71 Expect.listEquals(list, [ |
27 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | 72 0, |
28 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]); | 73 0, |
| 74 0, |
| 75 0, |
| 76 0, |
| 77 0, |
| 78 0, |
| 79 0, |
| 80 0, |
| 81 0, |
| 82 0, |
| 83 0, |
| 84 0, |
| 85 0, |
| 86 0, |
| 87 1, |
| 88 1, |
| 89 1, |
| 90 1, |
| 91 1, |
| 92 1, |
| 93 1, |
| 94 1, |
| 95 1, |
| 96 1, |
| 97 1, |
| 98 1, |
| 99 1, |
| 100 1, |
| 101 1, |
| 102 2, |
| 103 2, |
| 104 2, |
| 105 2, |
| 106 2, |
| 107 2, |
| 108 2, |
| 109 2, |
| 110 2, |
| 111 2, |
| 112 2, |
| 113 2, |
| 114 2, |
| 115 2, |
| 116 2 |
| 117 ]); |
29 | 118 |
30 list = [0, 0, 0, 0, 0, 0, 0, 1/**/, 0, 0, 0, 0, 0, 0, 0, | 119 list = [ |
31 0/**/, 1, 1, 1, 1, 1, 1, 0/**/, 1, 1, 1, 1, 1, 1, 0/**/, | 120 0, |
32 2/**/, 2, 2, 2, 2, 2, 2, 2/**/, 2, 2, 2, 2, 2, 2, 2]; | 121 0, |
| 122 0, |
| 123 0, |
| 124 0, |
| 125 0, |
| 126 0, |
| 127 1 /**/, |
| 128 0, |
| 129 0, |
| 130 0, |
| 131 0, |
| 132 0, |
| 133 0, |
| 134 0, |
| 135 0 /**/, |
| 136 1, |
| 137 1, |
| 138 1, |
| 139 1, |
| 140 1, |
| 141 1, |
| 142 0 /**/, |
| 143 1, |
| 144 1, |
| 145 1, |
| 146 1, |
| 147 1, |
| 148 1, |
| 149 0 /**/, |
| 150 2 /**/, |
| 151 2, |
| 152 2, |
| 153 2, |
| 154 2, |
| 155 2, |
| 156 2, |
| 157 2 /**/, |
| 158 2, |
| 159 2, |
| 160 2, |
| 161 2, |
| 162 2, |
| 163 2, |
| 164 2 |
| 165 ]; |
33 list.sort(intCompare); | 166 list.sort(intCompare); |
34 Expect.listEquals(list, [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | 167 Expect.listEquals(list, [ |
35 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | 168 0, |
36 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]); | 169 0, |
| 170 0, |
| 171 0, |
| 172 0, |
| 173 0, |
| 174 0, |
| 175 0, |
| 176 0, |
| 177 0, |
| 178 0, |
| 179 0, |
| 180 0, |
| 181 0, |
| 182 0, |
| 183 0, |
| 184 0, |
| 185 1, |
| 186 1, |
| 187 1, |
| 188 1, |
| 189 1, |
| 190 1, |
| 191 1, |
| 192 1, |
| 193 1, |
| 194 1, |
| 195 1, |
| 196 1, |
| 197 1, |
| 198 2, |
| 199 2, |
| 200 2, |
| 201 2, |
| 202 2, |
| 203 2, |
| 204 2, |
| 205 2, |
| 206 2, |
| 207 2, |
| 208 2, |
| 209 2, |
| 210 2, |
| 211 2, |
| 212 2 |
| 213 ]); |
37 | 214 |
38 // Pivots: 1 and 8. | 215 // Pivots: 1 and 8. |
39 // The second partition will be big (more than 2/3 of the list), and an | 216 // The second partition will be big (more than 2/3 of the list), and an |
40 // optimization kicks in that removes the pivots from the partition. | 217 // optimization kicks in that removes the pivots from the partition. |
41 list = [0, 9, 0, 9, 3, 9, 0, 1/**/, 1, 0, 1, 9, 8, 2, 1, | 218 list = [ |
42 1/**/, 4, 5, 2, 5, 0, 1, 8/**/, 8, 8, 5, 2, 2, 9, 8/**/, | 219 0, |
43 8, 4, 4, 1, 5, 3, 2, 8/**/, 5, 1, 2, 8, 5, 6, 8]; | 220 9, |
| 221 0, |
| 222 9, |
| 223 3, |
| 224 9, |
| 225 0, |
| 226 1 /**/, |
| 227 1, |
| 228 0, |
| 229 1, |
| 230 9, |
| 231 8, |
| 232 2, |
| 233 1, |
| 234 1 /**/, |
| 235 4, |
| 236 5, |
| 237 2, |
| 238 5, |
| 239 0, |
| 240 1, |
| 241 8 /**/, |
| 242 8, |
| 243 8, |
| 244 5, |
| 245 2, |
| 246 2, |
| 247 9, |
| 248 8 /**/, |
| 249 8, |
| 250 4, |
| 251 4, |
| 252 1, |
| 253 5, |
| 254 3, |
| 255 2, |
| 256 8 /**/, |
| 257 5, |
| 258 1, |
| 259 2, |
| 260 8, |
| 261 5, |
| 262 6, |
| 263 8 |
| 264 ]; |
44 list.sort(intCompare); | 265 list.sort(intCompare); |
45 Expect.listEquals(list, [0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, | 266 Expect.listEquals(list, [ |
46 2, 2, 2, 2, 3, 3, 4, 4, 4, 5, 5, 5, 5, 5, 5, | 267 0, |
47 6, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9]); | 268 0, |
| 269 0, |
| 270 0, |
| 271 0, |
| 272 1, |
| 273 1, |
| 274 1, |
| 275 1, |
| 276 1, |
| 277 1, |
| 278 1, |
| 279 1, |
| 280 2, |
| 281 2, |
| 282 2, |
| 283 2, |
| 284 2, |
| 285 2, |
| 286 3, |
| 287 3, |
| 288 4, |
| 289 4, |
| 290 4, |
| 291 5, |
| 292 5, |
| 293 5, |
| 294 5, |
| 295 5, |
| 296 5, |
| 297 6, |
| 298 8, |
| 299 8, |
| 300 8, |
| 301 8, |
| 302 8, |
| 303 8, |
| 304 8, |
| 305 8, |
| 306 8, |
| 307 9, |
| 308 9, |
| 309 9, |
| 310 9, |
| 311 9 |
| 312 ]); |
48 } | 313 } |
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