1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
|
<!DOCTYPE html>
<html>
<!--
Copyright 2006 The Closure Library Authors. All Rights Reserved.
Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Closure Unit Tests - goog.structs.Set</title>
<script src="../base.js"></script>
<script>
goog.require('goog.iter');
goog.require('goog.structs');
goog.require('goog.structs.Set');
goog.require('goog.testing.jsunit');
</script>
</head>
<body>
<script>
var Set = goog.structs.Set;
function stringifySet(s) {
return goog.structs.getValues(s).join('');
}
function testGetCount() {
var s = new Set;
var a = new String('a'); s.add(a);
var b = new String('b'); s.add(b);
var c = new String('c'); s.add(c);
assertEquals('count, should be 3', s.getCount(), 3);
var d = new String('d'); s.add(d);
assertEquals('count, should be 4', s.getCount(), 4);
s.remove(d);
assertEquals('count, should be 3', s.getCount(), 3);
s = new Set;
s.add('a');
s.add('b');
s.add('c');
assertEquals('count, should be 3', s.getCount(), 3);
s.add('d');
assertEquals('count, should be 4', s.getCount(), 4);
s.remove('d');
assertEquals('count, should be 3', s.getCount(), 3);
}
function testGetValues() {
var s = new Set;
var a = new String('a'); s.add(a);
var b = new String('b'); s.add(b);
var c = new String('c'); s.add(c);
var d = new String('d'); s.add(d);
assertEquals(s.getValues().join(''), 'abcd');
var s = new Set;
s.add('a');
s.add('b');
s.add('c');
s.add('d');
assertEquals(s.getValues().join(''), 'abcd');
}
function testContains() {
var s = new Set;
var a = new String('a'); s.add(a);
var b = new String('b'); s.add(b);
var c = new String('c'); s.add(c);
var d = new String('d'); s.add(d);
var e = new String('e');;
assertTrue("contains, Should contain 'a'", s.contains(a));
assertFalse("contains, Should not contain 'e'", s.contains(e));
s = new Set;
s.add('a');
s.add('b');
s.add('c');
s.add('d');
assertTrue("contains, Should contain 'a'", s.contains('a'));
assertFalse("contains, Should not contain 'e'", s.contains('e'));
}
function testContainsFunctionValue() {
var s = new Set;
var fn1 = function() {};
assertFalse(s.contains(fn1));
s.add(fn1);
assertTrue(s.contains(fn1));
var fn2 = function() {};
assertFalse(s.contains(fn2));
s.add(fn2);
assertTrue(s.contains(fn2));
assertEquals(s.getCount(), 2);
}
function testContainsAll() {
var set = new Set([1, 2, 3]);
assertTrue("{1, 2, 3} contains []", set.containsAll([]));
assertTrue("{1, 2, 3} contains [1]", set.containsAll([1]));
assertTrue("{1, 2, 3} contains [1, 1]", set.containsAll([1, 1]));
assertTrue("{1, 2, 3} contains [3, 2, 1]", set.containsAll([3, 2, 1]));
assertFalse("{1, 2, 3} doesn't contain [4]", set.containsAll([4]));
assertFalse("{1, 2, 3} doesn't contain [1, 4]", set.containsAll([1, 4]));
assertTrue("{1, 2, 3} contains {a: 1}", set.containsAll({a: 1}));
assertFalse("{1, 2, 3} doesn't contain {a: 4}", set.containsAll({a: 4}));
assertTrue("{1, 2, 3} contains {1}", set.containsAll(new Set([1])));
assertFalse("{1, 2, 3} doesn't contain {4}", set.containsAll(new Set([4])));
}
function testIntersection() {
var emptySet = new Set;
assertTrue('intersection of empty set and [] should be empty',
emptySet.intersection([]).isEmpty());
assertIntersection('intersection of 2 empty sets should be empty',
emptySet, new Set(), new Set());
var abcdSet = new Set();
abcdSet.add('a');
abcdSet.add('b');
abcdSet.add('c');
abcdSet.add('d');
assertTrue('intersection of populated set and [] should be empty',
abcdSet.intersection([]).isEmpty());
assertIntersection(
'intersection of populated set and empty set should be empty',
abcdSet, new Set(), new Set());
var bcSet = new Set(['b', 'c']);
assertIntersection('intersection of [a,b,c,d] and [b,c]',
abcdSet, bcSet, bcSet);
var bceSet = new Set(['b', 'c', 'e']);
assertIntersection('intersection of [a,b,c,d] and [b,c,e]',
abcdSet, bceSet, bcSet);
}
function testDifference() {
var emptySet = new Set;
assertTrue('difference of empty set and [] should be empty',
emptySet.difference([]).isEmpty());
assertTrue('difference of 2 empty sets should be empty',
emptySet.difference(new Set()).isEmpty());
var abcdSet = new Set(['a', 'b', 'c', 'd']);
assertTrue('difference of populated set and [] should be the populated set',
abcdSet.difference([]).equals(abcdSet));
assertTrue(
'difference of populated set and empty set should be the populated set',
abcdSet.difference(new Set()).equals(abcdSet));
assertTrue('difference of two identical sets should be the empty set',
abcdSet.difference(abcdSet).equals(new Set()));
var bcSet = new Set(['b', 'c']);
assertTrue('difference of [a,b,c,d] and [b,c] shoule be [a,d]',
abcdSet.difference(bcSet).equals(new Set(['a', 'd'])));
assertTrue('difference of [b,c] and [a,b,c,d] should be the empty set',
bcSet.difference(abcdSet).equals(new Set()));
var xyzSet = new Set(['x', 'y', 'z']);
assertTrue('difference of [a,b,c,d] and [x,y,z] should be the [a,b,c,d]',
abcdSet.difference(xyzSet).equals(abcdSet));
}
/**
* Helper function to assert intersection is commutative.
*/
function assertIntersection(msg, set1, set2, expectedIntersection) {
assertTrue(msg + ': set1->set2',
set1.intersection(set2).equals(expectedIntersection));
assertTrue(msg + ': set2->set1',
set2.intersection(set1).equals(expectedIntersection));
}
function testRemoveAll() {
assertRemoveAll('removeAll of empty set from empty set', [], [], []);
assertRemoveAll('removeAll of empty set from populated set',
['a', 'b', 'c', 'd'], [], ['a', 'b', 'c', 'd']);
assertRemoveAll('removeAll of [a,d] from [a,b,c,d]',
['a', 'b', 'c', 'd'], ['a', 'd'], ['b', 'c']);
assertRemoveAll('removeAll of [b,c] from [a,b,c,d]',
['a', 'b', 'c', 'd'], ['b', 'c'], ['a', 'd']);
assertRemoveAll('removeAll of [b,c,e] from [a,b,c,d]',
['a', 'b', 'c', 'd'], ['b', 'c', 'e'], ['a', 'd']);
assertRemoveAll('removeAll of [a,b,c,d] from [a,d]',
['a', 'd'], ['a', 'b', 'c', 'd'], []);
assertRemoveAll('removeAll of [a,b,c,d] from [b,c]',
['b', 'c'], ['a', 'b', 'c', 'd'], []);
assertRemoveAll('removeAll of [a,b,c,d] from [b,c,e]',
['b', 'c', 'e'], ['a', 'b', 'c', 'd'], ['e']);
}
/**
* Helper function to test removeAll.
*/
function assertRemoveAll(msg, elements1, elements2, expectedResult) {
var set1 = new Set(elements1);
var set2 = new Set(elements2);
set1.removeAll(set2);
assertTrue(msg + ': set1 count increased after removeAll',
elements1.length >= set1.getCount());
assertEquals(msg + ': set2 count changed after removeAll',
elements2.length, set2.getCount());
assertTrue(msg + ': wrong set1 after removeAll', set1.equals(expectedResult));
assertIntersection(msg + ': non-empty intersection after removeAll',
set1, set2, []);
}
function testAdd() {
var s = new Set;
var a = new String('a');
var b = new String('b');
s.add(a);
assertTrue(s.contains(a));
s.add(b)
assertTrue(s.contains(b));
s = new Set;
s.add('a')
assertTrue(s.contains('a'));
s.add('b')
assertTrue(s.contains('b'));
s.add(null);
assertTrue('contains null', s.contains(null));
assertFalse('does not contain "null"', s.contains('null'));
}
function testClear() {
var s = new Set;
var a = new String('a'); s.add(a);
var b = new String('b'); s.add(b);
var c = new String('c'); s.add(c);
var d = new String('d'); s.add(d);
s.clear();
assertTrue('cleared so it should be empty', s.isEmpty());
assertTrue("cleared so it should not contain 'a' key", !s.contains(a));
s = new Set;
s.add('a');
s.add('b');
s.add('c');
s.add('d');
s.clear();
assertTrue('cleared so it should be empty', s.isEmpty());
assertTrue("cleared so it should not contain 'a' key", !s.contains('a'));
}
function testAddAll() {
var s = new Set;
var a = new String('a');
var b = new String('b');
var c = new String('c');
var d = new String('d');
s.addAll([a, b, c, d]);
assertTrue('addAll so it should not be empty', !s.isEmpty());
assertTrue("addAll so it should contain 'c' key", s.contains(c));
var s2 = new Set;
s2.addAll(s);
assertTrue('addAll so it should not be empty', !s2.isEmpty());
assertTrue("addAll so it should contain 'c' key", s2.contains(c));
s = new Set;
s.addAll(['a', 'b', 'c', 'd']);
assertTrue('addAll so it should not be empty', !s.isEmpty());
assertTrue("addAll so it should contain 'c' key", s.contains('c'));
s2 = new Set;
s2.addAll(s);
assertTrue('addAll so it should not be empty', !s2.isEmpty());
assertTrue("addAll so it should contain 'c' key", s2.contains('c'));
}
function testConstructor() {
var s = new Set;
var a = new String('a'); s.add(a);
var b = new String('b'); s.add(b);
var c = new String('c'); s.add(c);
var d = new String('d'); s.add(d);
var s2 = new Set(s);
assertFalse('constr with Set so it should not be empty', s2.isEmpty());
assertTrue('constr with Set so it should contain c', s2.contains(c));
s = new Set;
s.add('a');
s.add('b');
s.add('c');
s.add('d');
s2 = new Set(s);
assertFalse('constr with Set so it should not be empty', s2.isEmpty());
assertTrue('constr with Set so it should contain c', s2.contains('c'));
}
function testClone() {
var s = new Set;
var a = new String('a'); s.add(a);
var b = new String('b'); s.add(b);
var c = new String('c'); s.add(c);
var d = new String('d'); s.add(d);
var s2 = s.clone();
assertFalse('clone so it should not be empty', s2.isEmpty());
assertTrue("clone so it should contain 'c' key", s2.contains(c));
var s = new Set;
s.add('a');
s.add('b');
s.add('c');
s.add('d');
s2 = s.clone();
assertFalse('clone so it should not be empty', s2.isEmpty());
assertTrue("clone so it should contain 'c' key", s2.contains('c'));
}
/**
* Helper method for testEquals().
* @param {Object} a First element to use in the tests.
* @param {Object} b Second element to use in the tests.
* @param {Object} c Third element to use in the tests.
* @param {Object} d Fourth element to use in the tests.
*/
function helperForTestEquals(a, b, c, d) {
var s = new Set([a, b, c]);
assertTrue("set == itself", s.equals(s));
assertTrue("set == same set", s.equals(new Set([a, b, c])));
assertTrue("set == its clone", s.equals(s.clone()));
assertTrue("set == array of same elements", s.equals([a, b, c]));
assertTrue("set == array of same elements in different order",
s.equals([c, b, a]));
assertFalse("set != empty set", s.equals(new Set));
assertFalse("set != its subset", s.equals(new Set([a, c])));
assertFalse("set != its superset",
s.equals(new Set([a, b, c, d])));
assertFalse("set != different set",
s.equals(new Set([b, c, d])));
assertFalse("set != its subset as array", s.equals([a, c]));
assertFalse("set != its superset as array", s.equals([a, b, c, d]));
assertFalse("set != different set as array", s.equals([b, c, d]));
assertFalse("set != [a, b, c, c]", s.equals([a, b, c, c]));
assertFalse("set != [a, b, b]", s.equals([a, b, b]));
assertFalse("set != [a, a]", s.equals([a, a]));
}
function testEquals() {
helperForTestEquals(1, 2, 3, 4);
helperForTestEquals('a', 'b', 'c', 'd');
helperForTestEquals(new String('a'), new String('b'),
new String('c'), new String('d'));
}
/**
* Helper method for testIsSubsetOf().
* @param {Object} a First element to use in the tests.
* @param {Object} b Second element to use in the tests.
* @param {Object} c Third element to use in the tests.
* @param {Object} d Fourth element to use in the tests.
*/
function helperForTestIsSubsetOf(a, b, c, d) {
var s = new Set([a, b, c]);
assertTrue("set <= itself", s.isSubsetOf(s));
assertTrue("set <= same set",
s.isSubsetOf(new Set([a, b, c])));
assertTrue("set <= its clone", s.isSubsetOf(s.clone()));
assertTrue("set <= array of same elements", s.isSubsetOf([a, b, c]));
assertTrue("set <= array of same elements in different order",
s.equals([c, b, a]));
assertTrue("set <= Set([a, b, c, d])",
s.isSubsetOf(new Set([a, b, c, d])));
assertTrue("set <= [a, b, c, d]", s.isSubsetOf([a, b, c, d]));
assertTrue("set <= [a, b, c, c]", s.isSubsetOf([a, b, c, c]));
assertFalse("set !<= Set([a, b])",
s.isSubsetOf(new Set([a, b])));
assertFalse("set !<= [a, b]", s.isSubsetOf([a, b]));
assertFalse("set !<= Set([c, d])",
s.isSubsetOf(new Set([c, d])));
assertFalse("set !<= [c, d]", s.isSubsetOf([c, d]));
assertFalse("set !<= Set([a, c, d])",
s.isSubsetOf(new Set([a, c, d])));
assertFalse("set !<= [a, c, d]", s.isSubsetOf([a, c, d]));
assertFalse("set !<= [a, a, b]", s.isSubsetOf([a, a, b]));
assertFalse("set !<= [a, a, b, b]", s.isSubsetOf([a, a, b, b]));
}
function testIsSubsetOf() {
helperForTestIsSubsetOf(1, 2, 3, 4);
helperForTestIsSubsetOf('a', 'b', 'c', 'd');
helperForTestIsSubsetOf(new String('a'), new String('b'),
new String('c'), new String('d'));
}
function testForEach() {
var s = new Set;
var a = new String('a'); s.add(a);
var b = new String('b'); s.add(b);
var c = new String('c'); s.add(c);
var d = new String('d'); s.add(d);
var str = '';
goog.structs.forEach(s, function(val, key, set) {
assertUndefined(key);
assertEquals(s, set);
str += val;
});
assertEquals(str, 'abcd');
s = new Set;
s.add('a');
s.add('b');
s.add('c');
s.add('d');
str = '';
goog.structs.forEach(s, function(val, key, set) {
assertUndefined(key);
assertEquals(s, set);
str += val;
});
assertEquals(str, 'abcd');
}
function testFilter() {
var s = new Set;
var a = new Number(0); s.add(a);
var b = new Number(1); s.add(b);
var c = new Number(2); s.add(c);
var d = new Number(3); s.add(d);
var s2 = goog.structs.filter(s, function (val, key, set) {
assertUndefined(key);
assertEquals(s, set);
return val > 1;
});
assertEquals(stringifySet(s2), '23');
s = new Set;
s.add(0);
s.add(1);
s.add(2);
s.add(3);
s2 = goog.structs.filter(s, function (val, key, set) {
assertUndefined(key);
assertEquals(s, set);
return val > 1;
});
assertEquals(stringifySet(s2), '23');
}
function testSome() {
var s = new Set;
var a = new Number(0); s.add(a);
var b = new Number(1); s.add(b);
var c = new Number(2); s.add(c);
var d = new Number(3); s.add(d);
var b = goog.structs.some(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val > 1;
});
assertTrue(b);
var b = goog.structs.some(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val > 100;
});
assertFalse(b);
s = new Set;
s.add(0);
s.add(1);
s.add(2);
s.add(3);
b = goog.structs.some(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val > 1;
});
assertTrue(b);
b = goog.structs.some(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val > 100;
});
assertFalse(b);
}
function testEvery() {
var s = new Set;
var a = new Number(0); s.add(a);
var b = new Number(1); s.add(b);
var c = new Number(2); s.add(c);
var d = new Number(3); s.add(d);
var b = goog.structs.every(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val >= 0;
});
assertTrue(b);
b = goog.structs.every(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val > 1;
});
assertFalse(b);
s = new Set;
s.add(0);
s.add(1);
s.add(2);
s.add(3);
b = goog.structs.every(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val >= 0;
});
assertTrue(b);
b = goog.structs.every(s, function (val, key, s2) {
assertUndefined(key);
assertEquals(s, s2);
return val > 1;
});
assertFalse(b);
}
function testIterator() {
var s = new Set;
s.add(0);
s.add(1);
s.add(2);
s.add(3);
s.add(4);
assertEquals('01234', goog.iter.join(s, ''));
s.remove(1);
s.remove(3);
assertEquals('024', goog.iter.join(s, ''));
}
</script>
</body>
</html>
|
