OLD | NEW |
1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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 /// Tests wrapper utilities. | 5 /// Tests wrapper utilities. |
6 | 6 |
7 import "dart:collection"; | 7 import "dart:collection"; |
8 import "package:collection/collection.dart"; | 8 import "package:collection/collection.dart"; |
9 import "package:unittest/unittest.dart"; | 9 import "package:unittest/unittest.dart"; |
10 | 10 |
(...skipping 247 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
258 expect.isEmpty.equals.isEmpty; | 258 expect.isEmpty.equals.isEmpty; |
259 expect.isNotEmpty.equals.isNotEmpty; | 259 expect.isNotEmpty.equals.isNotEmpty; |
260 expect.keys.equals.keys; | 260 expect.keys.equals.keys; |
261 expect.length.equals.length; | 261 expect.length.equals.length; |
262 expect.putIfAbsent(val, func0).equals.putIfAbsent(val, func0); | 262 expect.putIfAbsent(val, func0).equals.putIfAbsent(val, func0); |
263 expect.remove(val).equals.remove(val); | 263 expect.remove(val).equals.remove(val); |
264 expect.values.equals.values; | 264 expect.values.equals.values; |
265 expect.toString().equals.toString(); | 265 expect.toString().equals.toString(); |
266 } | 266 } |
267 | 267 |
| 268 // Runs tests of Set behavior. |
| 269 // |
| 270 // [setUpSet] should return a set with two elements: "foo" and "bar". |
| 271 void testTwoElementSet(Set<String> setUpSet()) { |
| 272 group("with two elements", () { |
| 273 var set; |
| 274 setUp(() => set = setUpSet()); |
| 275 |
| 276 test(".any", () { |
| 277 expect(set.any((element) => element == "foo"), isTrue); |
| 278 expect(set.any((element) => element == "baz"), isFalse); |
| 279 }); |
| 280 |
| 281 test(".elementAt", () { |
| 282 expect(set.elementAt(0), equals("foo")); |
| 283 expect(set.elementAt(1), equals("bar")); |
| 284 expect(() => set.elementAt(2), throwsRangeError); |
| 285 }); |
| 286 |
| 287 test(".every", () { |
| 288 expect(set.every((element) => element == "foo"), isFalse); |
| 289 expect(set.every((element) => element is String), isTrue); |
| 290 }); |
| 291 |
| 292 test(".expand", () { |
| 293 expect(set.expand((element) { |
| 294 return [element.substring(0, 1), element.substring(1)]; |
| 295 }), equals(["f", "oo", "b", "ar"])); |
| 296 }); |
| 297 |
| 298 test(".first", () { |
| 299 expect(set.first, equals("foo")); |
| 300 }); |
| 301 |
| 302 test(".firstWhere", () { |
| 303 expect(set.firstWhere((element) => element is String), equals("foo")); |
| 304 expect(set.firstWhere((element) => element.startsWith("b")), |
| 305 equals("bar")); |
| 306 expect(() => set.firstWhere((element) => element is int), |
| 307 throwsStateError); |
| 308 expect(set.firstWhere((element) => element is int, orElse: () => "baz"), |
| 309 equals("baz")); |
| 310 }); |
| 311 |
| 312 test(".fold", () { |
| 313 expect(set.fold("start", (previous, element) => previous + element), |
| 314 equals("startfoobar")); |
| 315 }); |
| 316 |
| 317 test(".forEach", () { |
| 318 var values = []; |
| 319 set.forEach(values.add); |
| 320 expect(values, equals(["foo", "bar"])); |
| 321 }); |
| 322 |
| 323 test(".iterator", () { |
| 324 var values = []; |
| 325 for (var element in set) { |
| 326 values.add(element); |
| 327 } |
| 328 expect(values, equals(["foo", "bar"])); |
| 329 }); |
| 330 |
| 331 test(".join", () { |
| 332 expect(set.join(", "), equals("foo, bar")); |
| 333 }); |
| 334 |
| 335 test(".last", () { |
| 336 expect(set.last, equals("bar")); |
| 337 }); |
| 338 |
| 339 test(".lastWhere", () { |
| 340 expect(set.lastWhere((element) => element is String), equals("bar")); |
| 341 expect(set.lastWhere((element) => element.startsWith("f")), |
| 342 equals("foo")); |
| 343 expect(() => set.lastWhere((element) => element is int), |
| 344 throwsStateError); |
| 345 expect(set.lastWhere((element) => element is int, orElse: () => "baz"), |
| 346 equals("baz")); |
| 347 }); |
| 348 |
| 349 test(".map", () { |
| 350 expect(set.map((element) => element.substring(1)), |
| 351 equals(["oo", "ar"])); |
| 352 }); |
| 353 |
| 354 test(".reduce", () { |
| 355 expect(set.reduce((previous, element) => previous + element), |
| 356 equals("foobar")); |
| 357 }); |
| 358 |
| 359 test(".singleWhere", () { |
| 360 expect(() => set.singleWhere((element) => element == "baz"), |
| 361 throwsStateError); |
| 362 expect(set.singleWhere((element) => element == "foo"), |
| 363 "foo"); |
| 364 expect(() => set.singleWhere((element) => element is String), |
| 365 throwsStateError); |
| 366 }); |
| 367 |
| 368 test(".skip", () { |
| 369 expect(set.skip(0), equals(["foo", "bar"])); |
| 370 expect(set.skip(1), equals(["bar"])); |
| 371 expect(set.skip(2), equals([])); |
| 372 }); |
| 373 |
| 374 test(".skipWhile", () { |
| 375 expect(set.skipWhile((element) => element.startsWith("f")), |
| 376 equals(["bar"])); |
| 377 expect(set.skipWhile((element) => element.startsWith("z")), |
| 378 equals(["foo", "bar"])); |
| 379 expect(set.skipWhile((element) => element is String), |
| 380 equals([])); |
| 381 }); |
| 382 |
| 383 test(".take", () { |
| 384 expect(set.take(0), equals([])); |
| 385 expect(set.take(1), equals(["foo"])); |
| 386 expect(set.take(2), equals(["foo", "bar"])); |
| 387 }); |
| 388 |
| 389 test(".takeWhile", () { |
| 390 expect(set.takeWhile((element) => element.startsWith("f")), |
| 391 equals(["foo"])); |
| 392 expect(set.takeWhile((element) => element.startsWith("z")), |
| 393 equals([])); |
| 394 expect(set.takeWhile((element) => element is String), |
| 395 equals(["foo", "bar"])); |
| 396 }); |
| 397 |
| 398 test(".toList", () { |
| 399 expect(set.toList(), equals(["foo", "bar"])); |
| 400 expect(() => set.toList(growable: false).add("baz"), |
| 401 throwsUnsupportedError); |
| 402 expect(set.toList()..add("baz"), equals(["foo", "bar", "baz"])); |
| 403 }); |
| 404 |
| 405 test(".toSet", () { |
| 406 expect(set.toSet(), equals(new Set.from(["foo", "bar"]))); |
| 407 }); |
| 408 |
| 409 test(".where", () { |
| 410 expect(set.where((element) => element.startsWith("f")), |
| 411 equals(["foo"])); |
| 412 expect(set.where((element) => element.startsWith("z")), equals([])); |
| 413 expect(set.where((element) => element is String), |
| 414 equals(["foo", "bar"])); |
| 415 }); |
| 416 |
| 417 test(".containsAll", () { |
| 418 expect(set.containsAll(["foo", "bar"]), isTrue); |
| 419 expect(set.containsAll(["foo"]), isTrue); |
| 420 expect(set.containsAll(["foo", "bar", "qux"]), isFalse); |
| 421 }); |
| 422 |
| 423 test(".difference", () { |
| 424 expect(set.difference(new Set.from(["foo", "baz"])), |
| 425 equals(new Set.from(["bar"]))); |
| 426 }); |
| 427 |
| 428 test(".intersection", () { |
| 429 expect(set.intersection(new Set.from(["foo", "baz"])), |
| 430 equals(new Set.from(["foo"]))); |
| 431 }); |
| 432 |
| 433 test(".union", () { |
| 434 expect(set.union(new Set.from(["foo", "baz"])), |
| 435 equals(new Set.from(["foo", "bar", "baz"]))); |
| 436 }); |
| 437 }); |
| 438 } |
| 439 |
268 test("Iterable", () { | 440 test("Iterable", () { |
269 testIterable(new IterableExpector()); | 441 testIterable(new IterableExpector()); |
270 }); | 442 }); |
271 | 443 |
272 test("List", () { | 444 test("List", () { |
273 testList(new ListExpector()); | 445 testList(new ListExpector()); |
274 }); | 446 }); |
275 | 447 |
276 test("Set", () { | 448 test("Set", () { |
277 testSet(new SetExpector()); | 449 testSet(new SetExpector()); |
278 }); | 450 }); |
279 | 451 |
280 test("Queue", () { | 452 test("Queue", () { |
281 testQueue(new QueueExpector()); | 453 testQueue(new QueueExpector()); |
282 }); | 454 }); |
283 | 455 |
284 test("Map", () { | 456 test("Map", () { |
285 testMap(new MapExpector()); | 457 testMap(new MapExpector()); |
286 }); | 458 }); |
| 459 |
| 460 group("MapKeySet", () { |
| 461 var map; |
| 462 var set; |
| 463 |
| 464 setUp(() { |
| 465 map = new Map<String, int>(); |
| 466 set = new MapKeySet<String>(map); |
| 467 }); |
| 468 |
| 469 testTwoElementSet(() { |
| 470 map["foo"] = 1; |
| 471 map["bar"] = 2; |
| 472 return set; |
| 473 }); |
| 474 |
| 475 test(".single", () { |
| 476 expect(() => set.single, throwsStateError); |
| 477 map["foo"] = 1; |
| 478 expect(set.single, equals("foo")); |
| 479 map["bar"] = 1; |
| 480 expect(() => set.single, throwsStateError); |
| 481 }); |
| 482 |
| 483 test(".toString", () { |
| 484 expect(set.toString(), equals("{}")); |
| 485 map["foo"] = 1; |
| 486 map["bar"] = 2; |
| 487 expect(set.toString(), equals("{foo, bar}")); |
| 488 }); |
| 489 |
| 490 test(".contains", () { |
| 491 expect(set.contains("foo"), isFalse); |
| 492 map["foo"] = 1; |
| 493 expect(set.contains("foo"), isTrue); |
| 494 }); |
| 495 |
| 496 test(".isEmpty", () { |
| 497 expect(set.isEmpty, isTrue); |
| 498 map["foo"] = 1; |
| 499 expect(set.isEmpty, isFalse); |
| 500 }); |
| 501 |
| 502 test(".isNotEmpty", () { |
| 503 expect(set.isNotEmpty, isFalse); |
| 504 map["foo"] = 1; |
| 505 expect(set.isNotEmpty, isTrue); |
| 506 }); |
| 507 |
| 508 test(".length", () { |
| 509 expect(set, hasLength(0)); |
| 510 map["foo"] = 1; |
| 511 expect(set, hasLength(1)); |
| 512 map["bar"] = 2; |
| 513 expect(set, hasLength(2)); |
| 514 }); |
| 515 |
| 516 test("is unmodifiable", () { |
| 517 expect(() => set.add("baz"), throwsUnsupportedError); |
| 518 expect(() => set.addAll(["baz", "bang"]), throwsUnsupportedError); |
| 519 expect(() => set.remove("foo"), throwsUnsupportedError); |
| 520 expect(() => set.removeAll(["baz", "bang"]), throwsUnsupportedError); |
| 521 expect(() => set.retainAll(["foo"]), throwsUnsupportedError); |
| 522 expect(() => set.removeWhere((_) => true), throwsUnsupportedError); |
| 523 expect(() => set.retainWhere((_) => true), throwsUnsupportedError); |
| 524 expect(() => set.clear(), throwsUnsupportedError); |
| 525 }); |
| 526 }); |
| 527 |
| 528 group("MapValueSet", () { |
| 529 var map; |
| 530 var set; |
| 531 |
| 532 setUp(() { |
| 533 map = new Map<String, String>(); |
| 534 set = new MapValueSet<String, String>(map, |
| 535 (string) => string.substring(0, 1)); |
| 536 }); |
| 537 |
| 538 testTwoElementSet(() { |
| 539 map["f"] = "foo"; |
| 540 map["b"] = "bar"; |
| 541 return set; |
| 542 }); |
| 543 |
| 544 test(".single", () { |
| 545 expect(() => set.single, throwsStateError); |
| 546 map["f"] = "foo"; |
| 547 expect(set.single, equals("foo")); |
| 548 map["b"] = "bar"; |
| 549 expect(() => set.single, throwsStateError); |
| 550 }); |
| 551 |
| 552 test(".toString", () { |
| 553 expect(set.toString(), equals("{}")); |
| 554 map["f"] = "foo"; |
| 555 map["b"] = "bar"; |
| 556 expect(set.toString(), equals("{foo, bar}")); |
| 557 }); |
| 558 |
| 559 test(".contains", () { |
| 560 expect(set.contains("foo"), isFalse); |
| 561 map["f"] = "foo"; |
| 562 expect(set.contains("foo"), isTrue); |
| 563 expect(set.contains("fblthp"), isTrue); |
| 564 }); |
| 565 |
| 566 test(".isEmpty", () { |
| 567 expect(set.isEmpty, isTrue); |
| 568 map["f"] = "foo"; |
| 569 expect(set.isEmpty, isFalse); |
| 570 }); |
| 571 |
| 572 test(".isNotEmpty", () { |
| 573 expect(set.isNotEmpty, isFalse); |
| 574 map["f"] = "foo"; |
| 575 expect(set.isNotEmpty, isTrue); |
| 576 }); |
| 577 |
| 578 test(".length", () { |
| 579 expect(set, hasLength(0)); |
| 580 map["f"] = "foo"; |
| 581 expect(set, hasLength(1)); |
| 582 map["b"] = "bar"; |
| 583 expect(set, hasLength(2)); |
| 584 }); |
| 585 |
| 586 test(".lookup", () { |
| 587 map["f"] = "foo"; |
| 588 expect(set.lookup("fblthp"), equals("foo")); |
| 589 expect(set.lookup("bar"), isNull); |
| 590 }); |
| 591 |
| 592 test(".add", () { |
| 593 set.add("foo"); |
| 594 set.add("bar"); |
| 595 expect(map, equals({"f": "foo", "b": "bar"})); |
| 596 }); |
| 597 |
| 598 test(".addAll", () { |
| 599 set.addAll(["foo", "bar"]); |
| 600 expect(map, equals({"f": "foo", "b": "bar"})); |
| 601 }); |
| 602 |
| 603 test(".clear", () { |
| 604 map["f"] = "foo"; |
| 605 map["b"] = "bar"; |
| 606 set.clear(); |
| 607 expect(map, isEmpty); |
| 608 }); |
| 609 |
| 610 test(".remove", () { |
| 611 map["f"] = "foo"; |
| 612 map["b"] = "bar"; |
| 613 set.remove("fblthp"); |
| 614 expect(map, equals({"b": "bar"})); |
| 615 }); |
| 616 |
| 617 test(".removeAll", () { |
| 618 map["f"] = "foo"; |
| 619 map["b"] = "bar"; |
| 620 map["q"] = "qux"; |
| 621 set.removeAll(["fblthp", "qux"]); |
| 622 expect(map, equals({"b": "bar"})); |
| 623 }); |
| 624 |
| 625 test(".removeWhere", () { |
| 626 map["f"] = "foo"; |
| 627 map["b"] = "bar"; |
| 628 map["q"] = "qoo"; |
| 629 set.removeWhere((element) => element.endsWith("o")); |
| 630 expect(map, equals({"b": "bar"})); |
| 631 }); |
| 632 |
| 633 test(".retainAll", () { |
| 634 map["f"] = "foo"; |
| 635 map["b"] = "bar"; |
| 636 map["q"] = "qux"; |
| 637 set.retainAll(["fblthp", "qux"]); |
| 638 expect(map, equals({"f": "foo", "q": "qux"})); |
| 639 }); |
| 640 |
| 641 test(".retainAll respects an unusual notion of equality", () { |
| 642 map = new HashMap<String, String>( |
| 643 equals: (value1, value2) => |
| 644 value1.toLowerCase() == value2.toLowerCase(), |
| 645 hashCode: (value) => value.toLowerCase().hashCode); |
| 646 set = new MapValueSet<String, String>(map, |
| 647 (string) => string.substring(0, 1)); |
| 648 |
| 649 map["f"] = "foo"; |
| 650 map["B"] = "bar"; |
| 651 map["Q"] = "qux"; |
| 652 set.retainAll(["fblthp", "qux"]); |
| 653 expect(map, equals({"f": "foo", "Q": "qux"})); |
| 654 }); |
| 655 |
| 656 test(".retainWhere", () { |
| 657 map["f"] = "foo"; |
| 658 map["b"] = "bar"; |
| 659 map["q"] = "qoo"; |
| 660 set.retainWhere((element) => element.endsWith("o")); |
| 661 expect(map, equals({"f": "foo", "q": "qoo"})); |
| 662 }); |
| 663 }); |
287 } | 664 } |
OLD | NEW |