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| 1 // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file |
| 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. |
| 4 |
| 5 import 'package:expect/minitest.dart'; |
| 6 |
| 7 /// Both kinds. |
| 8 enum Music { country, western } |
| 9 |
| 10 class BluesBrother {} |
| 11 |
| 12 // This class does not override object equality |
| 13 class _Jake extends BluesBrother {} |
| 14 |
| 15 /// This class overrides object equality |
| 16 class _Elwood extends BluesBrother { |
| 17 bool operator ==(Object other) { |
| 18 return (other is _Elwood); |
| 19 } |
| 20 } |
| 21 |
| 22 /// Mock BluesBrother |
| 23 class _Norman extends BluesBrother {} |
| 24 |
| 25 /// Hide nullability from the simple minded null analysis |
| 26 T hideNull<T>(T x) => x; |
| 27 |
| 28 /// Generate undefined at a type |
| 29 T getUndefined<T>() => (new List(1))[0]; |
| 30 |
| 31 main() { |
| 32 group('Enum identity', () { |
| 33 // Test identity of two enums, various types, nullable |
| 34 test('Identical enum/enum (nullable)', () { |
| 35 Music e1 = hideNull(Music.country); |
| 36 Music e2 = hideNull(Music.western); |
| 37 dynamic d1 = hideNull(Music.country); |
| 38 dynamic d2 = hideNull(Music.western); |
| 39 Object o1 = hideNull(Music.country); |
| 40 Object o2 = hideNull(Music.western); |
| 41 expect(identical(e1, e1), true); |
| 42 expect(identical(e1, d1), true); |
| 43 expect(identical(e1, o1), true); |
| 44 expect(identical(e1, e2), false); |
| 45 expect(identical(e1, o2), false); |
| 46 expect(identical(e1, d2), false); |
| 47 expect(identical(e1, e2), false); |
| 48 expect(identical(d1, e1), true); |
| 49 expect(identical(d1, d1), true); |
| 50 expect(identical(d1, o1), true); |
| 51 expect(identical(d1, e2), false); |
| 52 expect(identical(d1, d2), false); |
| 53 expect(identical(d1, o2), false); |
| 54 expect(identical(o1, e1), true); |
| 55 expect(identical(o1, d1), true); |
| 56 expect(identical(o1, o1), true); |
| 57 expect(identical(o1, e2), false); |
| 58 expect(identical(o1, d2), false); |
| 59 expect(identical(o1, o2), false); |
| 60 }); |
| 61 |
| 62 // Test identity of two enums, various types, non-nullable |
| 63 test('Identical enum/enum (non-null)', () { |
| 64 Music e1 = Music.country; |
| 65 Music e2 = Music.western; |
| 66 dynamic d1 = Music.country; |
| 67 dynamic d2 = Music.western; |
| 68 Object o1 = Music.country; |
| 69 Object o2 = Music.western; |
| 70 expect(identical(e1, e1), true); |
| 71 expect(identical(e1, d1), true); |
| 72 expect(identical(e1, o1), true); |
| 73 expect(identical(e1, e2), false); |
| 74 expect(identical(e1, o2), false); |
| 75 expect(identical(e1, d2), false); |
| 76 expect(identical(e1, e2), false); |
| 77 expect(identical(d1, e1), true); |
| 78 expect(identical(d1, d1), true); |
| 79 expect(identical(d1, o1), true); |
| 80 expect(identical(d1, e2), false); |
| 81 expect(identical(d1, d2), false); |
| 82 expect(identical(d1, o2), false); |
| 83 expect(identical(o1, e1), true); |
| 84 expect(identical(o1, d1), true); |
| 85 expect(identical(o1, o1), true); |
| 86 expect(identical(o1, e2), false); |
| 87 expect(identical(o1, d2), false); |
| 88 expect(identical(o1, o2), false); |
| 89 }); |
| 90 |
| 91 // Test identity of enum and other types (static, nullable) |
| 92 test('Identical enum/other (static, nullable)', () { |
| 93 Music e1 = hideNull(Music.country); |
| 94 String s1 = hideNull("hello"); |
| 95 String s2 = hideNull(""); |
| 96 int i1 = hideNull(3); |
| 97 int i2 = hideNull(0); |
| 98 List l1 = hideNull(new List(3)); |
| 99 BluesBrother b1 = hideNull(new _Norman()); |
| 100 |
| 101 expect(identical(e1, s1), false); |
| 102 expect(identical(e1, s2), false); |
| 103 expect(identical(e1, i1), false); |
| 104 expect(identical(e1, i2), false); |
| 105 expect(identical(e1, l1), false); |
| 106 expect(identical(e1, b1), false); |
| 107 |
| 108 expect(identical(s1, e1), false); |
| 109 expect(identical(s2, e1), false); |
| 110 expect(identical(i1, e1), false); |
| 111 expect(identical(i2, e1), false); |
| 112 expect(identical(l1, e1), false); |
| 113 expect(identical(b1, e1), false); |
| 114 }); |
| 115 |
| 116 // Test identity of enum and other types (static, non-null) |
| 117 test('Identical enum/other (static, non-null)', () { |
| 118 Music e1 = Music.country; |
| 119 String s1 = "hello"; |
| 120 String s2 = ""; |
| 121 int i1 = 3; |
| 122 int i2 = 0; |
| 123 List l1 = new List(3); |
| 124 BluesBrother b1 = new _Norman(); |
| 125 |
| 126 expect(identical(e1, s1), false); |
| 127 expect(identical(e1, s2), false); |
| 128 expect(identical(e1, i1), false); |
| 129 expect(identical(e1, i2), false); |
| 130 expect(identical(e1, l1), false); |
| 131 expect(identical(e1, b1), false); |
| 132 |
| 133 expect(identical(s1, e1), false); |
| 134 expect(identical(s2, e1), false); |
| 135 expect(identical(i1, e1), false); |
| 136 expect(identical(i2, e1), false); |
| 137 expect(identical(l1, e1), false); |
| 138 expect(identical(b1, e1), false); |
| 139 }); |
| 140 |
| 141 // Test identity of enum and other types (dynamic, nullable) |
| 142 test('Identical enum/other (dynamic, nullable)', () { |
| 143 Music e1 = hideNull(Music.country); |
| 144 dynamic d1 = hideNull(Music.country); |
| 145 dynamic s1 = hideNull("hello"); |
| 146 dynamic s2 = hideNull(""); |
| 147 dynamic i1 = hideNull(3); |
| 148 dynamic i2 = hideNull(0); |
| 149 dynamic l1 = hideNull(new List(3)); |
| 150 dynamic b1 = hideNull(new _Norman()); |
| 151 |
| 152 expect(identical(e1, s1), false); |
| 153 expect(identical(e1, s2), false); |
| 154 expect(identical(e1, i1), false); |
| 155 expect(identical(e1, i2), false); |
| 156 expect(identical(e1, l1), false); |
| 157 expect(identical(e1, b1), false); |
| 158 |
| 159 expect(identical(s1, e1), false); |
| 160 expect(identical(s2, e1), false); |
| 161 expect(identical(i1, e1), false); |
| 162 expect(identical(i2, e1), false); |
| 163 expect(identical(l1, e1), false); |
| 164 expect(identical(b1, e1), false); |
| 165 |
| 166 expect(identical(d1, s1), false); |
| 167 expect(identical(d1, s2), false); |
| 168 expect(identical(d1, i1), false); |
| 169 expect(identical(d1, i2), false); |
| 170 expect(identical(d1, l1), false); |
| 171 expect(identical(d1, b1), false); |
| 172 |
| 173 expect(identical(s1, d1), false); |
| 174 expect(identical(s2, d1), false); |
| 175 expect(identical(i1, d1), false); |
| 176 expect(identical(i2, d1), false); |
| 177 expect(identical(l1, d1), false); |
| 178 expect(identical(b1, d1), false); |
| 179 }); |
| 180 |
| 181 // Test identity of enum and other types (dynamic, non-null) |
| 182 test('Identical enum/other (dynamic, non-null)', () { |
| 183 Music e1 = Music.country; |
| 184 dynamic d1 = Music.country; |
| 185 String s1 = "hello"; |
| 186 String s2 = ""; |
| 187 int i1 = 3; |
| 188 int i2 = 0; |
| 189 List l1 = new List(3); |
| 190 BluesBrother b1 = new _Norman(); |
| 191 |
| 192 expect(identical(e1, s1), false); |
| 193 expect(identical(e1, s2), false); |
| 194 expect(identical(e1, i1), false); |
| 195 expect(identical(e1, i2), false); |
| 196 expect(identical(e1, l1), false); |
| 197 expect(identical(e1, b1), false); |
| 198 |
| 199 expect(identical(s1, e1), false); |
| 200 expect(identical(s2, e1), false); |
| 201 expect(identical(i1, e1), false); |
| 202 expect(identical(i2, e1), false); |
| 203 expect(identical(l1, e1), false); |
| 204 expect(identical(b1, e1), false); |
| 205 |
| 206 expect(identical(d1, s1), false); |
| 207 expect(identical(d1, s2), false); |
| 208 expect(identical(d1, i1), false); |
| 209 expect(identical(d1, i2), false); |
| 210 expect(identical(d1, l1), false); |
| 211 expect(identical(d1, b1), false); |
| 212 |
| 213 expect(identical(s1, d1), false); |
| 214 expect(identical(s2, d1), false); |
| 215 expect(identical(i1, d1), false); |
| 216 expect(identical(i2, d1), false); |
| 217 expect(identical(l1, d1), false); |
| 218 expect(identical(b1, d1), false); |
| 219 }); |
| 220 }); |
| 221 |
| 222 group('String identity', () { |
| 223 // Test identity of two strings, various types, nullable |
| 224 test('Identical string/string (nullable)', () { |
| 225 String e1 = hideNull("The"); |
| 226 String e2 = hideNull("Band"); |
| 227 dynamic d1 = hideNull("The"); |
| 228 dynamic d2 = hideNull("Band"); |
| 229 Object o1 = hideNull("The"); |
| 230 Object o2 = hideNull("Band"); |
| 231 expect(identical(e1, e1), true); |
| 232 expect(identical(e1, d1), true); |
| 233 expect(identical(e1, o1), true); |
| 234 expect(identical(e1, e2), false); |
| 235 expect(identical(e1, o2), false); |
| 236 expect(identical(e1, d2), false); |
| 237 expect(identical(e1, e2), false); |
| 238 expect(identical(d1, e1), true); |
| 239 expect(identical(d1, d1), true); |
| 240 expect(identical(d1, o1), true); |
| 241 expect(identical(d1, e2), false); |
| 242 expect(identical(d1, d2), false); |
| 243 expect(identical(d1, o2), false); |
| 244 expect(identical(o1, e1), true); |
| 245 expect(identical(o1, d1), true); |
| 246 expect(identical(o1, o1), true); |
| 247 expect(identical(o1, e2), false); |
| 248 expect(identical(o1, d2), false); |
| 249 expect(identical(o1, o2), false); |
| 250 }); |
| 251 |
| 252 // Test identity of two strings, various types, non-nullable |
| 253 test('Identical string/string (non-null)', () { |
| 254 String e1 = "The"; |
| 255 String e2 = "Band"; |
| 256 dynamic d1 = "The"; |
| 257 dynamic d2 = "Band"; |
| 258 Object o1 = "The"; |
| 259 Object o2 = "Band"; |
| 260 expect(identical(e1, e1), true); |
| 261 expect(identical(e1, d1), true); |
| 262 expect(identical(e1, o1), true); |
| 263 expect(identical(e1, e2), false); |
| 264 expect(identical(e1, o2), false); |
| 265 expect(identical(e1, d2), false); |
| 266 expect(identical(e1, e2), false); |
| 267 expect(identical(d1, e1), true); |
| 268 expect(identical(d1, d1), true); |
| 269 expect(identical(d1, o1), true); |
| 270 expect(identical(d1, e2), false); |
| 271 expect(identical(d1, d2), false); |
| 272 expect(identical(d1, o2), false); |
| 273 expect(identical(o1, e1), true); |
| 274 expect(identical(o1, d1), true); |
| 275 expect(identical(o1, o1), true); |
| 276 expect(identical(o1, e2), false); |
| 277 expect(identical(o1, d2), false); |
| 278 expect(identical(o1, o2), false); |
| 279 }); |
| 280 |
| 281 // Test identity of string and other types (static, nullable) |
| 282 test('Identical string/other (static, nullable)', () { |
| 283 String e1 = hideNull("The"); |
| 284 String s1 = hideNull("hello"); |
| 285 String s2 = hideNull(""); |
| 286 int i1 = hideNull(3); |
| 287 int i2 = hideNull(0); |
| 288 List l1 = hideNull(new List(3)); |
| 289 BluesBrother b1 = hideNull(new _Norman()); |
| 290 |
| 291 expect(identical(e1, s1), false); |
| 292 expect(identical(e1, s2), false); |
| 293 expect(identical(e1, i1), false); |
| 294 expect(identical(e1, i2), false); |
| 295 expect(identical(e1, l1), false); |
| 296 expect(identical(e1, b1), false); |
| 297 |
| 298 expect(identical(s1, e1), false); |
| 299 expect(identical(s2, e1), false); |
| 300 expect(identical(i1, e1), false); |
| 301 expect(identical(i2, e1), false); |
| 302 expect(identical(l1, e1), false); |
| 303 expect(identical(b1, e1), false); |
| 304 }); |
| 305 |
| 306 // Test identity of string and other types (static, non-null) |
| 307 test('Identical string/other (static, non-null)', () { |
| 308 String e1 = "The"; |
| 309 String s1 = "hello"; |
| 310 String s2 = ""; |
| 311 int i1 = 3; |
| 312 int i2 = 0; |
| 313 List l1 = new List(3); |
| 314 BluesBrother b1 = new _Norman(); |
| 315 |
| 316 expect(identical(e1, s1), false); |
| 317 expect(identical(e1, s2), false); |
| 318 expect(identical(e1, i1), false); |
| 319 expect(identical(e1, i2), false); |
| 320 expect(identical(e1, l1), false); |
| 321 expect(identical(e1, b1), false); |
| 322 |
| 323 expect(identical(s1, e1), false); |
| 324 expect(identical(s2, e1), false); |
| 325 expect(identical(i1, e1), false); |
| 326 expect(identical(i2, e1), false); |
| 327 expect(identical(l1, e1), false); |
| 328 expect(identical(b1, e1), false); |
| 329 }); |
| 330 |
| 331 // Test identity of string and other types (dynamic, nullable) |
| 332 test('Identical string/other (dynamic, nullable)', () { |
| 333 String e1 = hideNull("The"); |
| 334 dynamic d1 = hideNull("The"); |
| 335 dynamic s1 = hideNull("hello"); |
| 336 dynamic s2 = hideNull(""); |
| 337 dynamic i1 = hideNull(3); |
| 338 dynamic i2 = hideNull(0); |
| 339 dynamic l1 = hideNull(new List(3)); |
| 340 dynamic b1 = hideNull(new _Norman()); |
| 341 |
| 342 expect(identical(e1, s1), false); |
| 343 expect(identical(e1, s2), false); |
| 344 expect(identical(e1, i1), false); |
| 345 expect(identical(e1, i2), false); |
| 346 expect(identical(e1, l1), false); |
| 347 expect(identical(e1, b1), false); |
| 348 |
| 349 expect(identical(s1, e1), false); |
| 350 expect(identical(s2, e1), false); |
| 351 expect(identical(i1, e1), false); |
| 352 expect(identical(i2, e1), false); |
| 353 expect(identical(l1, e1), false); |
| 354 expect(identical(b1, e1), false); |
| 355 |
| 356 expect(identical(d1, s1), false); |
| 357 expect(identical(d1, s2), false); |
| 358 expect(identical(d1, i1), false); |
| 359 expect(identical(d1, i2), false); |
| 360 expect(identical(d1, l1), false); |
| 361 expect(identical(d1, b1), false); |
| 362 |
| 363 expect(identical(s1, d1), false); |
| 364 expect(identical(s2, d1), false); |
| 365 expect(identical(i1, d1), false); |
| 366 expect(identical(i2, d1), false); |
| 367 expect(identical(l1, d1), false); |
| 368 expect(identical(b1, d1), false); |
| 369 }); |
| 370 |
| 371 // Test identity of string and other types (dynamic, non-null) |
| 372 test('Identical string/other (dynamic, non-null)', () { |
| 373 String e1 = "The"; |
| 374 dynamic d1 = "The"; |
| 375 String s1 = "hello"; |
| 376 String s2 = ""; |
| 377 int i1 = 3; |
| 378 int i2 = 0; |
| 379 List l1 = new List(3); |
| 380 BluesBrother b1 = new _Norman(); |
| 381 |
| 382 expect(identical(e1, s1), false); |
| 383 expect(identical(e1, s2), false); |
| 384 expect(identical(e1, i1), false); |
| 385 expect(identical(e1, i2), false); |
| 386 expect(identical(e1, l1), false); |
| 387 expect(identical(e1, b1), false); |
| 388 |
| 389 expect(identical(s1, e1), false); |
| 390 expect(identical(s2, e1), false); |
| 391 expect(identical(i1, e1), false); |
| 392 expect(identical(i2, e1), false); |
| 393 expect(identical(l1, e1), false); |
| 394 expect(identical(b1, e1), false); |
| 395 |
| 396 expect(identical(d1, s1), false); |
| 397 expect(identical(d1, s2), false); |
| 398 expect(identical(d1, i1), false); |
| 399 expect(identical(d1, i2), false); |
| 400 expect(identical(d1, l1), false); |
| 401 expect(identical(d1, b1), false); |
| 402 |
| 403 expect(identical(s1, d1), false); |
| 404 expect(identical(s2, d1), false); |
| 405 expect(identical(i1, d1), false); |
| 406 expect(identical(i2, d1), false); |
| 407 expect(identical(l1, d1), false); |
| 408 expect(identical(b1, d1), false); |
| 409 }); |
| 410 }); |
| 411 |
| 412 group('Boolean identity', () { |
| 413 // Test identity of two bools, various types, nullable |
| 414 test('Identical bool/bool (nullable)', () { |
| 415 bool e1 = hideNull(true); |
| 416 bool e2 = hideNull(false); |
| 417 dynamic d1 = hideNull(true); |
| 418 dynamic d2 = hideNull(false); |
| 419 Object o1 = hideNull(true); |
| 420 Object o2 = hideNull(false); |
| 421 expect(identical(e1, e1), true); |
| 422 expect(identical(e1, d1), true); |
| 423 expect(identical(e1, o1), true); |
| 424 expect(identical(e1, e2), false); |
| 425 expect(identical(e1, o2), false); |
| 426 expect(identical(e1, d2), false); |
| 427 expect(identical(e1, e2), false); |
| 428 expect(identical(d1, e1), true); |
| 429 expect(identical(d1, d1), true); |
| 430 expect(identical(d1, o1), true); |
| 431 expect(identical(d1, e2), false); |
| 432 expect(identical(d1, d2), false); |
| 433 expect(identical(d1, o2), false); |
| 434 expect(identical(o1, e1), true); |
| 435 expect(identical(o1, d1), true); |
| 436 expect(identical(o1, o1), true); |
| 437 expect(identical(o1, e2), false); |
| 438 expect(identical(o1, d2), false); |
| 439 expect(identical(o1, o2), false); |
| 440 }); |
| 441 |
| 442 // Test identity of two bools, various types, non-nullable |
| 443 test('Identical bool/bool (non-null)', () { |
| 444 bool e1 = true; |
| 445 bool e2 = false; |
| 446 dynamic d1 = true; |
| 447 dynamic d2 = false; |
| 448 Object o1 = true; |
| 449 Object o2 = false; |
| 450 expect(identical(e1, e1), true); |
| 451 expect(identical(e1, d1), true); |
| 452 expect(identical(e1, o1), true); |
| 453 expect(identical(e1, e2), false); |
| 454 expect(identical(e1, o2), false); |
| 455 expect(identical(e1, d2), false); |
| 456 expect(identical(e1, e2), false); |
| 457 expect(identical(d1, e1), true); |
| 458 expect(identical(d1, d1), true); |
| 459 expect(identical(d1, o1), true); |
| 460 expect(identical(d1, e2), false); |
| 461 expect(identical(d1, d2), false); |
| 462 expect(identical(d1, o2), false); |
| 463 expect(identical(o1, e1), true); |
| 464 expect(identical(o1, d1), true); |
| 465 expect(identical(o1, o1), true); |
| 466 expect(identical(o1, e2), false); |
| 467 expect(identical(o1, d2), false); |
| 468 expect(identical(o1, o2), false); |
| 469 }); |
| 470 |
| 471 // Test identity of bool and other types (static, nullable) |
| 472 test('Identical bool/other (static, nullable)', () { |
| 473 bool e1 = hideNull(true); |
| 474 String s1 = hideNull("hello"); |
| 475 String s2 = hideNull(""); |
| 476 int i1 = hideNull(3); |
| 477 int i2 = hideNull(0); |
| 478 List l1 = hideNull(new List(3)); |
| 479 BluesBrother b1 = hideNull(new _Norman()); |
| 480 |
| 481 expect(identical(e1, s1), false); |
| 482 expect(identical(e1, s2), false); |
| 483 expect(identical(e1, i1), false); |
| 484 expect(identical(e1, i2), false); |
| 485 expect(identical(e1, l1), false); |
| 486 expect(identical(e1, b1), false); |
| 487 |
| 488 expect(identical(s1, e1), false); |
| 489 expect(identical(s2, e1), false); |
| 490 expect(identical(i1, e1), false); |
| 491 expect(identical(i2, e1), false); |
| 492 expect(identical(l1, e1), false); |
| 493 expect(identical(b1, e1), false); |
| 494 }); |
| 495 |
| 496 // Test identity of bool and other types (static, non-null) |
| 497 test('Identical bool/other (static, non-null)', () { |
| 498 bool e1 = true; |
| 499 String s1 = "hello"; |
| 500 String s2 = ""; |
| 501 int i1 = 3; |
| 502 int i2 = 0; |
| 503 List l1 = new List(3); |
| 504 BluesBrother b1 = new _Norman(); |
| 505 |
| 506 expect(identical(e1, s1), false); |
| 507 expect(identical(e1, s2), false); |
| 508 expect(identical(e1, i1), false); |
| 509 expect(identical(e1, i2), false); |
| 510 expect(identical(e1, l1), false); |
| 511 expect(identical(e1, b1), false); |
| 512 |
| 513 expect(identical(s1, e1), false); |
| 514 expect(identical(s2, e1), false); |
| 515 expect(identical(i1, e1), false); |
| 516 expect(identical(i2, e1), false); |
| 517 expect(identical(l1, e1), false); |
| 518 expect(identical(b1, e1), false); |
| 519 }); |
| 520 |
| 521 // Test identity of bool and other types (dynamic, nullable) |
| 522 test('Identical bool/other (dynamic, nullable)', () { |
| 523 bool e1 = hideNull(true); |
| 524 dynamic d1 = hideNull(true); |
| 525 dynamic s1 = hideNull("hello"); |
| 526 dynamic s2 = hideNull(""); |
| 527 dynamic i1 = hideNull(3); |
| 528 dynamic i2 = hideNull(0); |
| 529 dynamic l1 = hideNull(new List(3)); |
| 530 dynamic b1 = hideNull(new _Norman()); |
| 531 |
| 532 expect(identical(e1, s1), false); |
| 533 expect(identical(e1, s2), false); |
| 534 expect(identical(e1, i1), false); |
| 535 expect(identical(e1, i2), false); |
| 536 expect(identical(e1, l1), false); |
| 537 expect(identical(e1, b1), false); |
| 538 |
| 539 expect(identical(s1, e1), false); |
| 540 expect(identical(s2, e1), false); |
| 541 expect(identical(i1, e1), false); |
| 542 expect(identical(i2, e1), false); |
| 543 expect(identical(l1, e1), false); |
| 544 expect(identical(b1, e1), false); |
| 545 |
| 546 expect(identical(d1, s1), false); |
| 547 expect(identical(d1, s2), false); |
| 548 expect(identical(d1, i1), false); |
| 549 expect(identical(d1, i2), false); |
| 550 expect(identical(d1, l1), false); |
| 551 expect(identical(d1, b1), false); |
| 552 |
| 553 expect(identical(s1, d1), false); |
| 554 expect(identical(s2, d1), false); |
| 555 expect(identical(i1, d1), false); |
| 556 expect(identical(i2, d1), false); |
| 557 expect(identical(l1, d1), false); |
| 558 expect(identical(b1, d1), false); |
| 559 }); |
| 560 |
| 561 // Test identity of bool and other types (dynamic, non-null) |
| 562 test('Identical bool/other (dynamic, non-null)', () { |
| 563 bool e1 = true; |
| 564 dynamic d1 = true; |
| 565 String s1 = "hello"; |
| 566 String s2 = ""; |
| 567 int i1 = 3; |
| 568 int i2 = 0; |
| 569 List l1 = new List(3); |
| 570 BluesBrother b1 = new _Norman(); |
| 571 |
| 572 expect(identical(e1, s1), false); |
| 573 expect(identical(e1, s2), false); |
| 574 expect(identical(e1, i1), false); |
| 575 expect(identical(e1, i2), false); |
| 576 expect(identical(e1, l1), false); |
| 577 expect(identical(e1, b1), false); |
| 578 |
| 579 expect(identical(s1, e1), false); |
| 580 expect(identical(s2, e1), false); |
| 581 expect(identical(i1, e1), false); |
| 582 expect(identical(i2, e1), false); |
| 583 expect(identical(l1, e1), false); |
| 584 expect(identical(b1, e1), false); |
| 585 |
| 586 expect(identical(d1, s1), false); |
| 587 expect(identical(d1, s2), false); |
| 588 expect(identical(d1, i1), false); |
| 589 expect(identical(d1, i2), false); |
| 590 expect(identical(d1, l1), false); |
| 591 expect(identical(d1, b1), false); |
| 592 |
| 593 expect(identical(s1, d1), false); |
| 594 expect(identical(s2, d1), false); |
| 595 expect(identical(i1, d1), false); |
| 596 expect(identical(i2, d1), false); |
| 597 expect(identical(l1, d1), false); |
| 598 expect(identical(b1, d1), false); |
| 599 }); |
| 600 }); |
| 601 |
| 602 group('String identity', () { |
| 603 // Test identity of two strings, various types, nullable |
| 604 test('Identical string/string (nullable)', () { |
| 605 String e1 = hideNull("The"); |
| 606 String e2 = hideNull("Band"); |
| 607 dynamic d1 = hideNull("The"); |
| 608 dynamic d2 = hideNull("Band"); |
| 609 Object o1 = hideNull("The"); |
| 610 Object o2 = hideNull("Band"); |
| 611 expect(identical(e1, e1), true); |
| 612 expect(identical(e1, d1), true); |
| 613 expect(identical(e1, o1), true); |
| 614 expect(identical(e1, e2), false); |
| 615 expect(identical(e1, o2), false); |
| 616 expect(identical(e1, d2), false); |
| 617 expect(identical(e1, e2), false); |
| 618 expect(identical(d1, e1), true); |
| 619 expect(identical(d1, d1), true); |
| 620 expect(identical(d1, o1), true); |
| 621 expect(identical(d1, e2), false); |
| 622 expect(identical(d1, d2), false); |
| 623 expect(identical(d1, o2), false); |
| 624 expect(identical(o1, e1), true); |
| 625 expect(identical(o1, d1), true); |
| 626 expect(identical(o1, o1), true); |
| 627 expect(identical(o1, e2), false); |
| 628 expect(identical(o1, d2), false); |
| 629 expect(identical(o1, o2), false); |
| 630 }); |
| 631 |
| 632 // Test identity of two strings, various types, non-nullable |
| 633 test('Identical string/string (non-null)', () { |
| 634 String e1 = "The"; |
| 635 String e2 = "Band"; |
| 636 dynamic d1 = "The"; |
| 637 dynamic d2 = "Band"; |
| 638 Object o1 = "The"; |
| 639 Object o2 = "Band"; |
| 640 expect(identical(e1, e1), true); |
| 641 expect(identical(e1, d1), true); |
| 642 expect(identical(e1, o1), true); |
| 643 expect(identical(e1, e2), false); |
| 644 expect(identical(e1, o2), false); |
| 645 expect(identical(e1, d2), false); |
| 646 expect(identical(e1, e2), false); |
| 647 expect(identical(d1, e1), true); |
| 648 expect(identical(d1, d1), true); |
| 649 expect(identical(d1, o1), true); |
| 650 expect(identical(d1, e2), false); |
| 651 expect(identical(d1, d2), false); |
| 652 expect(identical(d1, o2), false); |
| 653 expect(identical(o1, e1), true); |
| 654 expect(identical(o1, d1), true); |
| 655 expect(identical(o1, o1), true); |
| 656 expect(identical(o1, e2), false); |
| 657 expect(identical(o1, d2), false); |
| 658 expect(identical(o1, o2), false); |
| 659 }); |
| 660 |
| 661 // Test identity of string and other types (static, nullable) |
| 662 test('Identical string/other (static, nullable)', () { |
| 663 String e1 = hideNull("The"); |
| 664 String s1 = hideNull("hello"); |
| 665 String s2 = hideNull(""); |
| 666 int i1 = hideNull(3); |
| 667 int i2 = hideNull(0); |
| 668 List l1 = hideNull(new List(3)); |
| 669 BluesBrother b1 = hideNull(new _Norman()); |
| 670 |
| 671 expect(identical(e1, s1), false); |
| 672 expect(identical(e1, s2), false); |
| 673 expect(identical(e1, i1), false); |
| 674 expect(identical(e1, i2), false); |
| 675 expect(identical(e1, l1), false); |
| 676 expect(identical(e1, b1), false); |
| 677 |
| 678 expect(identical(s1, e1), false); |
| 679 expect(identical(s2, e1), false); |
| 680 expect(identical(i1, e1), false); |
| 681 expect(identical(i2, e1), false); |
| 682 expect(identical(l1, e1), false); |
| 683 expect(identical(b1, e1), false); |
| 684 }); |
| 685 |
| 686 // Test identity of string and other types (static, non-null) |
| 687 test('Identical string/other (static, non-null)', () { |
| 688 String e1 = "The"; |
| 689 String s1 = "hello"; |
| 690 String s2 = ""; |
| 691 int i1 = 3; |
| 692 int i2 = 0; |
| 693 List l1 = new List(3); |
| 694 BluesBrother b1 = new _Norman(); |
| 695 |
| 696 expect(identical(e1, s1), false); |
| 697 expect(identical(e1, s2), false); |
| 698 expect(identical(e1, i1), false); |
| 699 expect(identical(e1, i2), false); |
| 700 expect(identical(e1, l1), false); |
| 701 expect(identical(e1, b1), false); |
| 702 |
| 703 expect(identical(s1, e1), false); |
| 704 expect(identical(s2, e1), false); |
| 705 expect(identical(i1, e1), false); |
| 706 expect(identical(i2, e1), false); |
| 707 expect(identical(l1, e1), false); |
| 708 expect(identical(b1, e1), false); |
| 709 }); |
| 710 |
| 711 // Test identity of string and other types (dynamic, nullable) |
| 712 test('Identical string/other (dynamic, nullable)', () { |
| 713 String e1 = hideNull("The"); |
| 714 dynamic d1 = hideNull("The"); |
| 715 dynamic s1 = hideNull("hello"); |
| 716 dynamic s2 = hideNull(""); |
| 717 dynamic i1 = hideNull(3); |
| 718 dynamic i2 = hideNull(0); |
| 719 dynamic l1 = hideNull(new List(3)); |
| 720 dynamic b1 = hideNull(new _Norman()); |
| 721 |
| 722 expect(identical(e1, s1), false); |
| 723 expect(identical(e1, s2), false); |
| 724 expect(identical(e1, i1), false); |
| 725 expect(identical(e1, i2), false); |
| 726 expect(identical(e1, l1), false); |
| 727 expect(identical(e1, b1), false); |
| 728 |
| 729 expect(identical(s1, e1), false); |
| 730 expect(identical(s2, e1), false); |
| 731 expect(identical(i1, e1), false); |
| 732 expect(identical(i2, e1), false); |
| 733 expect(identical(l1, e1), false); |
| 734 expect(identical(b1, e1), false); |
| 735 |
| 736 expect(identical(d1, s1), false); |
| 737 expect(identical(d1, s2), false); |
| 738 expect(identical(d1, i1), false); |
| 739 expect(identical(d1, i2), false); |
| 740 expect(identical(d1, l1), false); |
| 741 expect(identical(d1, b1), false); |
| 742 |
| 743 expect(identical(s1, d1), false); |
| 744 expect(identical(s2, d1), false); |
| 745 expect(identical(i1, d1), false); |
| 746 expect(identical(i2, d1), false); |
| 747 expect(identical(l1, d1), false); |
| 748 expect(identical(b1, d1), false); |
| 749 }); |
| 750 |
| 751 // Test identity of string and other types (dynamic, non-null) |
| 752 test('Identical string/other (dynamic, non-null)', () { |
| 753 String e1 = "The"; |
| 754 dynamic d1 = "The"; |
| 755 String s1 = "hello"; |
| 756 String s2 = ""; |
| 757 int i1 = 3; |
| 758 int i2 = 0; |
| 759 List l1 = new List(3); |
| 760 BluesBrother b1 = new _Norman(); |
| 761 |
| 762 expect(identical(e1, s1), false); |
| 763 expect(identical(e1, s2), false); |
| 764 expect(identical(e1, i1), false); |
| 765 expect(identical(e1, i2), false); |
| 766 expect(identical(e1, l1), false); |
| 767 expect(identical(e1, b1), false); |
| 768 |
| 769 expect(identical(s1, e1), false); |
| 770 expect(identical(s2, e1), false); |
| 771 expect(identical(i1, e1), false); |
| 772 expect(identical(i2, e1), false); |
| 773 expect(identical(l1, e1), false); |
| 774 expect(identical(b1, e1), false); |
| 775 |
| 776 expect(identical(d1, s1), false); |
| 777 expect(identical(d1, s2), false); |
| 778 expect(identical(d1, i1), false); |
| 779 expect(identical(d1, i2), false); |
| 780 expect(identical(d1, l1), false); |
| 781 expect(identical(d1, b1), false); |
| 782 |
| 783 expect(identical(s1, d1), false); |
| 784 expect(identical(s2, d1), false); |
| 785 expect(identical(i1, d1), false); |
| 786 expect(identical(i2, d1), false); |
| 787 expect(identical(l1, d1), false); |
| 788 expect(identical(b1, d1), false); |
| 789 }); |
| 790 }); |
| 791 |
| 792 group('Number identity', () { |
| 793 // Test identity of two ints, various types, nullable |
| 794 test('Identical int/int (nullable)', () { |
| 795 int e1 = hideNull(11); |
| 796 int e2 = hideNull(12); |
| 797 dynamic d1 = hideNull(11); |
| 798 dynamic d2 = hideNull(12); |
| 799 Object o1 = hideNull(11); |
| 800 Object o2 = hideNull(12); |
| 801 expect(identical(e1, e1), true); |
| 802 expect(identical(e1, d1), true); |
| 803 expect(identical(e1, o1), true); |
| 804 expect(identical(e1, e2), false); |
| 805 expect(identical(e1, o2), false); |
| 806 expect(identical(e1, d2), false); |
| 807 expect(identical(e1, e2), false); |
| 808 expect(identical(d1, e1), true); |
| 809 expect(identical(d1, d1), true); |
| 810 expect(identical(d1, o1), true); |
| 811 expect(identical(d1, e2), false); |
| 812 expect(identical(d1, d2), false); |
| 813 expect(identical(d1, o2), false); |
| 814 expect(identical(o1, e1), true); |
| 815 expect(identical(o1, d1), true); |
| 816 expect(identical(o1, o1), true); |
| 817 expect(identical(o1, e2), false); |
| 818 expect(identical(o1, d2), false); |
| 819 expect(identical(o1, o2), false); |
| 820 }); |
| 821 |
| 822 // Test identity of two ints, various types, non-nullable |
| 823 test('Identical int/int (non-null)', () { |
| 824 int e1 = 11; |
| 825 int e2 = 12; |
| 826 dynamic d1 = 11; |
| 827 dynamic d2 = 12; |
| 828 Object o1 = 11; |
| 829 Object o2 = 12; |
| 830 expect(identical(e1, e1), true); |
| 831 expect(identical(e1, d1), true); |
| 832 expect(identical(e1, o1), true); |
| 833 expect(identical(e1, e2), false); |
| 834 expect(identical(e1, o2), false); |
| 835 expect(identical(e1, d2), false); |
| 836 expect(identical(e1, e2), false); |
| 837 expect(identical(d1, e1), true); |
| 838 expect(identical(d1, d1), true); |
| 839 expect(identical(d1, o1), true); |
| 840 expect(identical(d1, e2), false); |
| 841 expect(identical(d1, d2), false); |
| 842 expect(identical(d1, o2), false); |
| 843 expect(identical(o1, e1), true); |
| 844 expect(identical(o1, d1), true); |
| 845 expect(identical(o1, o1), true); |
| 846 expect(identical(o1, e2), false); |
| 847 expect(identical(o1, d2), false); |
| 848 expect(identical(o1, o2), false); |
| 849 }); |
| 850 |
| 851 // Test identity of int and other types (static, nullable) |
| 852 test('Identical int/other (static, nullable)', () { |
| 853 int e1 = hideNull(11); |
| 854 String s1 = hideNull("hello"); |
| 855 String s2 = hideNull(""); |
| 856 int i1 = hideNull(3); |
| 857 int i2 = hideNull(0); |
| 858 List l1 = hideNull(new List(3)); |
| 859 BluesBrother b1 = hideNull(new _Norman()); |
| 860 |
| 861 expect(identical(e1, s1), false); |
| 862 expect(identical(e1, s2), false); |
| 863 expect(identical(e1, i1), false); |
| 864 expect(identical(e1, i2), false); |
| 865 expect(identical(e1, l1), false); |
| 866 expect(identical(e1, b1), false); |
| 867 |
| 868 expect(identical(s1, e1), false); |
| 869 expect(identical(s2, e1), false); |
| 870 expect(identical(i1, e1), false); |
| 871 expect(identical(i2, e1), false); |
| 872 expect(identical(l1, e1), false); |
| 873 expect(identical(b1, e1), false); |
| 874 }); |
| 875 |
| 876 // Test identity of int and other types (static, non-null) |
| 877 test('Identical int/other (static, non-null)', () { |
| 878 int e1 = 11; |
| 879 String s1 = "hello"; |
| 880 String s2 = ""; |
| 881 int i1 = 3; |
| 882 int i2 = 0; |
| 883 List l1 = new List(3); |
| 884 BluesBrother b1 = new _Norman(); |
| 885 |
| 886 expect(identical(e1, s1), false); |
| 887 expect(identical(e1, s2), false); |
| 888 expect(identical(e1, i1), false); |
| 889 expect(identical(e1, i2), false); |
| 890 expect(identical(e1, l1), false); |
| 891 expect(identical(e1, b1), false); |
| 892 |
| 893 expect(identical(s1, e1), false); |
| 894 expect(identical(s2, e1), false); |
| 895 expect(identical(i1, e1), false); |
| 896 expect(identical(i2, e1), false); |
| 897 expect(identical(l1, e1), false); |
| 898 expect(identical(b1, e1), false); |
| 899 }); |
| 900 |
| 901 // Test identity of int and other types (dynamic, nullable) |
| 902 test('Identical int/other (dynamic, nullable)', () { |
| 903 int e1 = hideNull(11); |
| 904 dynamic d1 = hideNull(11); |
| 905 dynamic s1 = hideNull("hello"); |
| 906 dynamic s2 = hideNull(""); |
| 907 dynamic i1 = hideNull(3); |
| 908 dynamic i2 = hideNull(0); |
| 909 dynamic l1 = hideNull(new List(3)); |
| 910 dynamic b1 = hideNull(new _Norman()); |
| 911 |
| 912 expect(identical(e1, s1), false); |
| 913 expect(identical(e1, s2), false); |
| 914 expect(identical(e1, i1), false); |
| 915 expect(identical(e1, i2), false); |
| 916 expect(identical(e1, l1), false); |
| 917 expect(identical(e1, b1), false); |
| 918 |
| 919 expect(identical(s1, e1), false); |
| 920 expect(identical(s2, e1), false); |
| 921 expect(identical(i1, e1), false); |
| 922 expect(identical(i2, e1), false); |
| 923 expect(identical(l1, e1), false); |
| 924 expect(identical(b1, e1), false); |
| 925 |
| 926 expect(identical(d1, s1), false); |
| 927 expect(identical(d1, s2), false); |
| 928 expect(identical(d1, i1), false); |
| 929 expect(identical(d1, i2), false); |
| 930 expect(identical(d1, l1), false); |
| 931 expect(identical(d1, b1), false); |
| 932 |
| 933 expect(identical(s1, d1), false); |
| 934 expect(identical(s2, d1), false); |
| 935 expect(identical(i1, d1), false); |
| 936 expect(identical(i2, d1), false); |
| 937 expect(identical(l1, d1), false); |
| 938 expect(identical(b1, d1), false); |
| 939 }); |
| 940 |
| 941 // Test identity of int and other types (dynamic, non-null) |
| 942 test('Identical int/other (dynamic, non-null)', () { |
| 943 int e1 = 11; |
| 944 dynamic d1 = 11; |
| 945 String s1 = "hello"; |
| 946 String s2 = ""; |
| 947 int i1 = 3; |
| 948 int i2 = 0; |
| 949 List l1 = new List(3); |
| 950 BluesBrother b1 = new _Norman(); |
| 951 |
| 952 expect(identical(e1, s1), false); |
| 953 expect(identical(e1, s2), false); |
| 954 expect(identical(e1, i1), false); |
| 955 expect(identical(e1, i2), false); |
| 956 expect(identical(e1, l1), false); |
| 957 expect(identical(e1, b1), false); |
| 958 |
| 959 expect(identical(s1, e1), false); |
| 960 expect(identical(s2, e1), false); |
| 961 expect(identical(i1, e1), false); |
| 962 expect(identical(i2, e1), false); |
| 963 expect(identical(l1, e1), false); |
| 964 expect(identical(b1, e1), false); |
| 965 |
| 966 expect(identical(d1, s1), false); |
| 967 expect(identical(d1, s2), false); |
| 968 expect(identical(d1, i1), false); |
| 969 expect(identical(d1, i2), false); |
| 970 expect(identical(d1, l1), false); |
| 971 expect(identical(d1, b1), false); |
| 972 |
| 973 expect(identical(s1, d1), false); |
| 974 expect(identical(s2, d1), false); |
| 975 expect(identical(i1, d1), false); |
| 976 expect(identical(i2, d1), false); |
| 977 expect(identical(l1, d1), false); |
| 978 expect(identical(b1, d1), false); |
| 979 }); |
| 980 }); |
| 981 |
| 982 group('Object identity', () { |
| 983 // Test identity of two objects, various types, nullable |
| 984 test('Identical object/object (nullable)', () { |
| 985 _Jake e1 = hideNull(new _Jake()); |
| 986 _Elwood e2 = hideNull(new _Elwood()); |
| 987 dynamic d1 = hideNull(e1); |
| 988 dynamic d2 = hideNull(new _Elwood()); |
| 989 Object o1 = hideNull(e1); |
| 990 Object o2 = hideNull(new _Elwood()); |
| 991 expect(identical(e1, e1), true); |
| 992 expect(identical(e1, d1), true); |
| 993 expect(identical(e1, o1), true); |
| 994 expect(identical(e1, e2), false); |
| 995 expect(identical(e1, o2), false); |
| 996 expect(identical(e1, d2), false); |
| 997 expect(identical(e1, e2), false); |
| 998 expect(identical(d1, e1), true); |
| 999 expect(identical(d1, d1), true); |
| 1000 expect(identical(d1, o1), true); |
| 1001 expect(identical(d1, e2), false); |
| 1002 expect(identical(d1, d2), false); |
| 1003 expect(identical(d1, o2), false); |
| 1004 expect(identical(o1, e1), true); |
| 1005 expect(identical(o1, d1), true); |
| 1006 expect(identical(o1, o1), true); |
| 1007 expect(identical(o1, e2), false); |
| 1008 expect(identical(o1, d2), false); |
| 1009 expect(identical(o1, o2), false); |
| 1010 }); |
| 1011 |
| 1012 // Test identity of two objects, various types, non-nullable |
| 1013 test('Identical object/object (non-null)', () { |
| 1014 _Jake e1 = new _Jake(); |
| 1015 _Elwood e2 = new _Elwood(); |
| 1016 dynamic d1 = e1; |
| 1017 dynamic d2 = new _Elwood(); |
| 1018 Object o1 = e1; |
| 1019 Object o2 = new _Elwood(); |
| 1020 expect(identical(e1, e1), true); |
| 1021 expect(identical(e1, d1), true); |
| 1022 expect(identical(e1, o1), true); |
| 1023 expect(identical(e1, e2), false); |
| 1024 expect(identical(e1, o2), false); |
| 1025 expect(identical(e1, d2), false); |
| 1026 expect(identical(e1, e2), false); |
| 1027 expect(identical(d1, e1), true); |
| 1028 expect(identical(d1, d1), true); |
| 1029 expect(identical(d1, o1), true); |
| 1030 expect(identical(d1, e2), false); |
| 1031 expect(identical(d1, d2), false); |
| 1032 expect(identical(d1, o2), false); |
| 1033 expect(identical(o1, e1), true); |
| 1034 expect(identical(o1, d1), true); |
| 1035 expect(identical(o1, o1), true); |
| 1036 expect(identical(o1, e2), false); |
| 1037 expect(identical(o1, d2), false); |
| 1038 expect(identical(o1, o2), false); |
| 1039 }); |
| 1040 |
| 1041 // Test identity of object and other types (static, nullable) |
| 1042 test('Identical object/other (static, nullable)', () { |
| 1043 _Jake e1 = hideNull(new _Jake()); |
| 1044 String s1 = hideNull("hello"); |
| 1045 String s2 = hideNull(""); |
| 1046 int i1 = hideNull(3); |
| 1047 int i2 = hideNull(0); |
| 1048 List l1 = hideNull(new List(3)); |
| 1049 BluesBrother b1 = hideNull(new _Norman()); |
| 1050 |
| 1051 expect(identical(e1, s1), false); |
| 1052 expect(identical(e1, s2), false); |
| 1053 expect(identical(e1, i1), false); |
| 1054 expect(identical(e1, i2), false); |
| 1055 expect(identical(e1, l1), false); |
| 1056 expect(identical(e1, b1), false); |
| 1057 |
| 1058 expect(identical(s1, e1), false); |
| 1059 expect(identical(s2, e1), false); |
| 1060 expect(identical(i1, e1), false); |
| 1061 expect(identical(i2, e1), false); |
| 1062 expect(identical(l1, e1), false); |
| 1063 expect(identical(b1, e1), false); |
| 1064 }); |
| 1065 |
| 1066 // Test identity of object and other types (static, non-null) |
| 1067 test('Identical object/other (static, non-null)', () { |
| 1068 _Jake e1 = new _Jake(); |
| 1069 String s1 = "hello"; |
| 1070 String s2 = ""; |
| 1071 int i1 = 3; |
| 1072 int i2 = 0; |
| 1073 List l1 = new List(3); |
| 1074 BluesBrother b1 = new _Norman(); |
| 1075 |
| 1076 expect(identical(e1, s1), false); |
| 1077 expect(identical(e1, s2), false); |
| 1078 expect(identical(e1, i1), false); |
| 1079 expect(identical(e1, i2), false); |
| 1080 expect(identical(e1, l1), false); |
| 1081 expect(identical(e1, b1), false); |
| 1082 |
| 1083 expect(identical(s1, e1), false); |
| 1084 expect(identical(s2, e1), false); |
| 1085 expect(identical(i1, e1), false); |
| 1086 expect(identical(i2, e1), false); |
| 1087 expect(identical(l1, e1), false); |
| 1088 expect(identical(b1, e1), false); |
| 1089 }); |
| 1090 |
| 1091 // Test identity of object and other types (dynamic, nullable) |
| 1092 test('Identical object/other (dynamic, nullable)', () { |
| 1093 _Jake e1 = hideNull(new _Jake()); |
| 1094 dynamic d1 = hideNull(new _Jake()); |
| 1095 dynamic s1 = hideNull("hello"); |
| 1096 dynamic s2 = hideNull(""); |
| 1097 dynamic i1 = hideNull(3); |
| 1098 dynamic i2 = hideNull(0); |
| 1099 dynamic l1 = hideNull(new List(3)); |
| 1100 dynamic b1 = hideNull(new _Norman()); |
| 1101 |
| 1102 expect(identical(e1, s1), false); |
| 1103 expect(identical(e1, s2), false); |
| 1104 expect(identical(e1, i1), false); |
| 1105 expect(identical(e1, i2), false); |
| 1106 expect(identical(e1, l1), false); |
| 1107 expect(identical(e1, b1), false); |
| 1108 |
| 1109 expect(identical(s1, e1), false); |
| 1110 expect(identical(s2, e1), false); |
| 1111 expect(identical(i1, e1), false); |
| 1112 expect(identical(i2, e1), false); |
| 1113 expect(identical(l1, e1), false); |
| 1114 expect(identical(b1, e1), false); |
| 1115 |
| 1116 expect(identical(d1, s1), false); |
| 1117 expect(identical(d1, s2), false); |
| 1118 expect(identical(d1, i1), false); |
| 1119 expect(identical(d1, i2), false); |
| 1120 expect(identical(d1, l1), false); |
| 1121 expect(identical(d1, b1), false); |
| 1122 |
| 1123 expect(identical(s1, d1), false); |
| 1124 expect(identical(s2, d1), false); |
| 1125 expect(identical(i1, d1), false); |
| 1126 expect(identical(i2, d1), false); |
| 1127 expect(identical(l1, d1), false); |
| 1128 expect(identical(b1, d1), false); |
| 1129 }); |
| 1130 |
| 1131 // Test identity of object and other types (dynamic, non-null) |
| 1132 test('Identical object/other (dynamic, non-null)', () { |
| 1133 _Jake e1 = new _Jake(); |
| 1134 dynamic d1 = new _Jake(); |
| 1135 String s1 = "hello"; |
| 1136 String s2 = ""; |
| 1137 int i1 = 3; |
| 1138 int i2 = 0; |
| 1139 List l1 = new List(3); |
| 1140 BluesBrother b1 = new _Norman(); |
| 1141 |
| 1142 expect(identical(e1, s1), false); |
| 1143 expect(identical(e1, s2), false); |
| 1144 expect(identical(e1, i1), false); |
| 1145 expect(identical(e1, i2), false); |
| 1146 expect(identical(e1, l1), false); |
| 1147 expect(identical(e1, b1), false); |
| 1148 |
| 1149 expect(identical(s1, e1), false); |
| 1150 expect(identical(s2, e1), false); |
| 1151 expect(identical(i1, e1), false); |
| 1152 expect(identical(i2, e1), false); |
| 1153 expect(identical(l1, e1), false); |
| 1154 expect(identical(b1, e1), false); |
| 1155 |
| 1156 expect(identical(d1, s1), false); |
| 1157 expect(identical(d1, s2), false); |
| 1158 expect(identical(d1, i1), false); |
| 1159 expect(identical(d1, i2), false); |
| 1160 expect(identical(d1, l1), false); |
| 1161 expect(identical(d1, b1), false); |
| 1162 |
| 1163 expect(identical(s1, d1), false); |
| 1164 expect(identical(s2, d1), false); |
| 1165 expect(identical(i1, d1), false); |
| 1166 expect(identical(i2, d1), false); |
| 1167 expect(identical(l1, d1), false); |
| 1168 expect(identical(b1, d1), false); |
| 1169 }); |
| 1170 }); |
| 1171 |
| 1172 // Test that null receiver with undefined argument is handled correctly |
| 1173 group('Null/undefined identity', () { |
| 1174 // Test identity of null object and other types |
| 1175 test('Identical object/other (static, null)', () { |
| 1176 BluesBrother n = hideNull(null); |
| 1177 String u1 = getUndefined(); |
| 1178 int u2 = getUndefined(); |
| 1179 bool u3 = getUndefined(); |
| 1180 List u4 = getUndefined(); |
| 1181 |
| 1182 expect(identical(n, n), true); |
| 1183 |
| 1184 expect(identical(n, u1), true); |
| 1185 expect(identical(n, u2), true); |
| 1186 expect(identical(n, u3), true); |
| 1187 expect(identical(n, u4), true); |
| 1188 |
| 1189 expect(identical(u1, n), true); |
| 1190 expect(identical(u2, n), true); |
| 1191 expect(identical(u3, n), true); |
| 1192 expect(identical(u4, n), true); |
| 1193 }); |
| 1194 |
| 1195 // Test identity of null string and other types |
| 1196 test('Identical String/other (static, null)', () { |
| 1197 BluesBrother u1 = getUndefined(); |
| 1198 String n = hideNull(null); |
| 1199 int u2 = getUndefined(); |
| 1200 bool u3 = getUndefined(); |
| 1201 List u4 = getUndefined(); |
| 1202 |
| 1203 expect(identical(n, n), true); |
| 1204 |
| 1205 expect(identical(n, u1), true); |
| 1206 expect(identical(n, u2), true); |
| 1207 expect(identical(n, u3), true); |
| 1208 expect(identical(n, u4), true); |
| 1209 |
| 1210 expect(identical(u1, n), true); |
| 1211 expect(identical(u2, n), true); |
| 1212 expect(identical(u3, n), true); |
| 1213 expect(identical(u4, n), true); |
| 1214 }); |
| 1215 |
| 1216 // Test identity of null int and other types |
| 1217 test('Identical int/other (static, null)', () { |
| 1218 BluesBrother u1 = getUndefined(); |
| 1219 String u2 = getUndefined(); |
| 1220 int n = hideNull(null); |
| 1221 bool u3 = getUndefined(); |
| 1222 List u4 = getUndefined(); |
| 1223 |
| 1224 expect(identical(n, n), true); |
| 1225 |
| 1226 expect(identical(n, u1), true); |
| 1227 expect(identical(n, u2), true); |
| 1228 expect(identical(n, u3), true); |
| 1229 expect(identical(n, u4), true); |
| 1230 |
| 1231 expect(identical(u1, n), true); |
| 1232 expect(identical(u2, n), true); |
| 1233 expect(identical(u3, n), true); |
| 1234 expect(identical(u4, n), true); |
| 1235 }); |
| 1236 |
| 1237 // Test identity of null bool and other types |
| 1238 test('Identical bool/other (static, null)', () { |
| 1239 BluesBrother u1 = getUndefined(); |
| 1240 String u2 = getUndefined(); |
| 1241 int u3 = getUndefined(); |
| 1242 bool n = hideNull(null); |
| 1243 List u4 = getUndefined(); |
| 1244 |
| 1245 expect(identical(n, n), true); |
| 1246 |
| 1247 expect(identical(n, u1), true); |
| 1248 expect(identical(n, u2), true); |
| 1249 expect(identical(n, u3), true); |
| 1250 expect(identical(n, u4), true); |
| 1251 |
| 1252 expect(identical(u1, n), true); |
| 1253 expect(identical(u2, n), true); |
| 1254 expect(identical(u3, n), true); |
| 1255 expect(identical(u4, n), true); |
| 1256 }); |
| 1257 |
| 1258 // Test identity of null List and other types |
| 1259 test('Identical List/other (static, null)', () { |
| 1260 BluesBrother u1 = getUndefined(); |
| 1261 String u2 = getUndefined(); |
| 1262 int u3 = getUndefined(); |
| 1263 bool u4 = getUndefined(); |
| 1264 List n = hideNull(null); |
| 1265 |
| 1266 expect(identical(n, n), true); |
| 1267 |
| 1268 expect(identical(n, u1), true); |
| 1269 expect(identical(n, u2), true); |
| 1270 expect(identical(n, u3), true); |
| 1271 expect(identical(n, u4), true); |
| 1272 |
| 1273 expect(identical(u1, n), true); |
| 1274 expect(identical(u2, n), true); |
| 1275 expect(identical(u3, n), true); |
| 1276 expect(identical(u4, n), true); |
| 1277 }); |
| 1278 }); |
| 1279 } |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2926613003:
Generate better code for '=='. (Closed)
