1
|
|
|
<?php |
2
|
|
|
declare(strict_types = 1); |
3
|
|
|
|
4
|
|
|
namespace Tests\Innmind\Immutable; |
5
|
|
|
|
6
|
|
|
use Innmind\Immutable\{ |
7
|
|
|
Set, |
8
|
|
|
Map, |
9
|
|
|
Str, |
10
|
|
|
Sequence, |
11
|
|
|
}; |
12
|
|
|
use function Innmind\Immutable\unwrap; |
13
|
|
|
use PHPUnit\Framework\TestCase; |
14
|
|
|
|
15
|
|
|
class SetTest extends TestCase |
16
|
|
|
{ |
17
|
|
|
public function testInterface() |
18
|
|
|
{ |
19
|
|
|
$s = Set::of('int'); |
20
|
|
|
|
21
|
|
|
$this->assertInstanceOf(\Countable::class, $s); |
22
|
|
|
$this->assertSame('int', $s->type()); |
23
|
|
|
} |
24
|
|
|
|
25
|
|
|
public function testOf() |
26
|
|
|
{ |
27
|
|
|
$this->assertTrue( |
28
|
|
|
Set::of('int', 1, 1, 2, 3)->equals( |
29
|
|
|
Set::of('int') |
30
|
|
|
->add(1) |
31
|
|
|
->add(2) |
32
|
|
|
->add(3) |
33
|
|
|
) |
34
|
|
|
); |
35
|
|
|
} |
36
|
|
|
|
37
|
|
|
public function testDefer() |
38
|
|
|
{ |
39
|
|
|
$loaded = false; |
40
|
|
|
$set = Set::defer('int', (function() use (&$loaded) { |
41
|
|
|
yield 1; |
42
|
|
|
yield 2; |
43
|
|
|
yield 3; |
44
|
|
|
$loaded = true; |
45
|
|
|
})()); |
46
|
|
|
|
47
|
|
|
$this->assertInstanceOf(Set::class, $set); |
48
|
|
|
$this->assertFalse($loaded); |
49
|
|
|
$this->assertSame([1, 2, 3], unwrap($set)); |
50
|
|
|
$this->assertTrue($loaded); |
51
|
|
|
} |
52
|
|
|
|
53
|
|
|
public function testLazy() |
54
|
|
|
{ |
55
|
|
|
$loaded = false; |
56
|
|
|
$set = Set::lazy('int', function() use (&$loaded) { |
57
|
|
|
yield 1; |
58
|
|
|
yield 2; |
59
|
|
|
yield 3; |
60
|
|
|
$loaded = true; |
61
|
|
|
}); |
62
|
|
|
|
63
|
|
|
$this->assertInstanceOf(Set::class, $set); |
64
|
|
|
$this->assertFalse($loaded); |
65
|
|
|
$this->assertSame([1, 2, 3], unwrap($set)); |
66
|
|
|
$this->assertTrue($loaded); |
67
|
|
|
} |
68
|
|
|
|
69
|
|
|
public function testMixed() |
70
|
|
|
{ |
71
|
|
|
$set = Set::mixed(1, '2', 3, 1); |
72
|
|
|
|
73
|
|
|
$this->assertInstanceOf(Set::class, $set); |
74
|
|
|
$this->assertSame('mixed', $set->type()); |
75
|
|
|
$this->assertSame([1, '2', 3], unwrap($set)); |
76
|
|
|
} |
77
|
|
|
|
78
|
|
|
public function testInts() |
79
|
|
|
{ |
80
|
|
|
$set = Set::ints(1, 2, 3, 1); |
81
|
|
|
|
82
|
|
|
$this->assertInstanceOf(Set::class, $set); |
83
|
|
|
$this->assertSame('int', $set->type()); |
84
|
|
|
$this->assertSame([1, 2, 3], unwrap($set)); |
85
|
|
|
} |
86
|
|
|
|
87
|
|
|
public function testFloats() |
88
|
|
|
{ |
89
|
|
|
$set = Set::floats(1, 2, 3.2, 1); |
90
|
|
|
|
91
|
|
|
$this->assertInstanceOf(Set::class, $set); |
92
|
|
|
$this->assertSame('float', $set->type()); |
93
|
|
|
$this->assertSame([1.0, 2.0, 3.2], unwrap($set)); |
94
|
|
|
} |
95
|
|
|
|
96
|
|
|
public function testStrings() |
97
|
|
|
{ |
98
|
|
|
$set = Set::strings('1', '2', '3', '1'); |
99
|
|
|
|
100
|
|
|
$this->assertInstanceOf(Set::class, $set); |
101
|
|
|
$this->assertSame('string', $set->type()); |
102
|
|
|
$this->assertSame(['1', '2', '3'], unwrap($set)); |
103
|
|
|
} |
104
|
|
|
|
105
|
|
|
public function testObjects() |
106
|
|
|
{ |
107
|
|
|
$a = new \stdClass; |
108
|
|
|
$b = new \stdClass; |
109
|
|
|
$c = new \stdClass; |
110
|
|
|
$set = Set::objects($a, $b, $c, $a); |
111
|
|
|
|
112
|
|
|
$this->assertInstanceOf(Set::class, $set); |
113
|
|
|
$this->assertSame('object', $set->type()); |
114
|
|
|
$this->assertSame([$a, $b, $c], unwrap($set)); |
115
|
|
|
} |
116
|
|
|
|
117
|
|
|
public function testAdd() |
118
|
|
|
{ |
119
|
|
|
$this->assertSame(0, Set::of('in')->size()); |
120
|
|
|
|
121
|
|
|
$s = Set::of('int')->add(42); |
122
|
|
|
|
123
|
|
|
$this->assertSame(1, $s->size()); |
124
|
|
|
$this->assertSame(1, $s->count()); |
125
|
|
|
$s->add(24); |
126
|
|
|
$this->assertSame(1, $s->size()); |
127
|
|
|
$s = $s->add(24); |
128
|
|
|
$this->assertInstanceOf(Set::class, $s); |
129
|
|
|
$this->assertSame(2, $s->size()); |
130
|
|
|
$s = $s->add(24); |
131
|
|
|
$this->assertSame(2, $s->size()); |
132
|
|
|
$this->assertSame([42, 24], unwrap($s)); |
133
|
|
|
|
134
|
|
|
$this->assertSame( |
135
|
|
|
[1, 2, 3], |
136
|
|
|
unwrap(Set::ints(1)(2)(3)), |
137
|
|
|
); |
138
|
|
|
} |
139
|
|
|
|
140
|
|
|
public function testThrowWhenAddindInvalidElementType() |
141
|
|
|
{ |
142
|
|
|
$this->expectException(\TypeError::class); |
143
|
|
|
$this->expectExceptionMessage('Argument 1 must be of type int, float given'); |
144
|
|
|
|
145
|
|
|
Set::of('int')->add(42.0); |
146
|
|
|
} |
147
|
|
|
|
148
|
|
|
public function testIntersect() |
149
|
|
|
{ |
150
|
|
|
$s = Set::of('int') |
151
|
|
|
->add(24) |
152
|
|
|
->add(42) |
153
|
|
|
->add(66); |
154
|
|
|
|
155
|
|
|
$s2 = $s->intersect(Set::of('int')->add(42)); |
156
|
|
|
$this->assertNotSame($s, $s2); |
157
|
|
|
$this->assertInstanceOf(Set::class, $s2); |
158
|
|
|
$this->assertSame($s->type(), $s2->type()); |
159
|
|
|
$this->assertSame([24, 42, 66], unwrap($s)); |
160
|
|
|
$this->assertSame([42], unwrap($s2)); |
161
|
|
|
} |
162
|
|
|
|
163
|
|
|
public function testThrowWhenIntersectingSetsOfDifferentTypes() |
164
|
|
|
{ |
165
|
|
|
$this->expectException(\TypeError::class); |
166
|
|
|
$this->expectExceptionMessage('Argument 1 must be of type Set<int>, Set<float> given'); |
167
|
|
|
|
168
|
|
|
Set::of('int')->intersect(Set::of('float')); |
169
|
|
|
} |
170
|
|
|
|
171
|
|
|
public function testContains() |
172
|
|
|
{ |
173
|
|
|
$s = Set::of('int'); |
174
|
|
|
|
175
|
|
|
$this->assertFalse($s->contains(42)); |
176
|
|
|
$s = $s->add(42); |
177
|
|
|
$this->assertTrue($s->contains(42)); |
178
|
|
|
} |
179
|
|
|
|
180
|
|
|
public function testRemove() |
181
|
|
|
{ |
182
|
|
|
$s = Set::of('int') |
183
|
|
|
->add(24) |
184
|
|
|
->add(42) |
185
|
|
|
->add(66) |
186
|
|
|
->add(90) |
187
|
|
|
->add(114); |
188
|
|
|
|
189
|
|
|
$s2 = $s->remove(42); |
190
|
|
|
$this->assertNotSame($s, $s2); |
191
|
|
|
$this->assertInstanceOf(Set::class, $s2); |
192
|
|
|
$this->assertSame($s->type(), $s2->type()); |
193
|
|
|
$this->assertSame([24, 42, 66, 90, 114], unwrap($s)); |
194
|
|
|
$this->assertSame([24, 66, 90, 114], unwrap($s2)); |
195
|
|
|
$this->assertSame([42, 66, 90, 114], unwrap($s->remove(24))); |
196
|
|
|
$this->assertSame([24, 42, 90, 114], unwrap($s->remove(66))); |
197
|
|
|
$this->assertSame([24, 42, 66, 114], unwrap($s->remove(90))); |
198
|
|
|
$this->assertSame([24, 42, 66, 90], unwrap($s->remove(114))); |
199
|
|
|
} |
200
|
|
|
|
201
|
|
|
public function testDiff() |
202
|
|
|
{ |
203
|
|
|
$s = Set::of('int') |
204
|
|
|
->add(24) |
205
|
|
|
->add(42) |
206
|
|
|
->add(66); |
207
|
|
|
|
208
|
|
|
$s2 = $s->diff(Set::of('int')->add(42)); |
209
|
|
|
$this->assertNotSame($s, $s2); |
210
|
|
|
$this->assertInstanceOf(Set::class, $s2); |
211
|
|
|
$this->assertSame($s->type(), $s2->type()); |
212
|
|
|
$this->assertSame([24, 42, 66], unwrap($s)); |
213
|
|
|
$this->assertSame([24, 66], unwrap($s2)); |
214
|
|
|
} |
215
|
|
|
|
216
|
|
|
public function testThrowWhenDiffingSetsOfDifferentType() |
217
|
|
|
{ |
218
|
|
|
$this->expectException(\TypeError::class); |
219
|
|
|
$this->expectExceptionMessage('Argument 1 must be of type Set<int>, Set<float> given'); |
220
|
|
|
|
221
|
|
|
Set::of('int')->diff(Set::of('float')); |
222
|
|
|
} |
223
|
|
|
|
224
|
|
|
public function testEquals() |
225
|
|
|
{ |
226
|
|
|
$s = Set::of('int') |
227
|
|
|
->add(24) |
228
|
|
|
->add(42) |
229
|
|
|
->add(66); |
230
|
|
|
|
231
|
|
|
$this->assertTrue( |
232
|
|
|
$s->equals( |
233
|
|
|
Set::of('int') |
234
|
|
|
->add(24) |
235
|
|
|
->add(66) |
236
|
|
|
->add(42) |
237
|
|
|
) |
238
|
|
|
); |
239
|
|
|
$this->assertTrue(Set::of('int')->equals(Set::of('int'))); |
240
|
|
|
$this->assertFalse( |
241
|
|
|
$s->equals( |
242
|
|
|
Set::of('int') |
243
|
|
|
->add(24) |
244
|
|
|
->add(66) |
245
|
|
|
) |
246
|
|
|
); |
247
|
|
|
} |
248
|
|
|
|
249
|
|
|
public function testThrowWhenCheckingEqualityBetweenSetsOfDifferentType() |
250
|
|
|
{ |
251
|
|
|
$this->expectException(\TypeError::class); |
252
|
|
|
$this->expectExceptionMessage('Argument 1 must be of type Set<int>, Set<float> given'); |
253
|
|
|
|
254
|
|
|
Set::of('int')->equals(Set::of('float')); |
255
|
|
|
} |
256
|
|
|
|
257
|
|
|
public function testFilter() |
258
|
|
|
{ |
259
|
|
|
$s = Set::of('int') |
260
|
|
|
->add(1) |
261
|
|
|
->add(2) |
262
|
|
|
->add(3) |
263
|
|
|
->add(4); |
264
|
|
|
|
265
|
|
|
$s2 = $s->filter(function(int $v) { |
266
|
|
|
return $v % 2 === 0; |
267
|
|
|
}); |
268
|
|
|
$this->assertNotSame($s, $s2); |
269
|
|
|
$this->assertInstanceOf(Set::class, $s2); |
270
|
|
|
$this->assertSame($s->type(), $s2->type()); |
271
|
|
|
$this->assertSame([1, 2, 3, 4], unwrap($s)); |
272
|
|
|
$this->assertSame([2, 4], unwrap($s2)); |
273
|
|
|
} |
274
|
|
|
|
275
|
|
|
public function testForeach() |
276
|
|
|
{ |
277
|
|
|
$s = Set::of('int') |
278
|
|
|
->add(1) |
279
|
|
|
->add(2) |
280
|
|
|
->add(3) |
281
|
|
|
->add(4); |
282
|
|
|
$count = 0; |
283
|
|
|
|
284
|
|
|
$s->foreach(function(int $v) use (&$count) { |
285
|
|
|
$this->assertSame(++$count, $v); |
286
|
|
|
}); |
287
|
|
|
$this->assertSame(4, $count); |
288
|
|
|
} |
289
|
|
|
|
290
|
|
|
public function testGroupBy() |
291
|
|
|
{ |
292
|
|
|
$s = Set::of('int') |
293
|
|
|
->add(1) |
294
|
|
|
->add(2) |
295
|
|
|
->add(3) |
296
|
|
|
->add(4); |
297
|
|
|
|
298
|
|
|
$m = $s->groupBy(function(int $v) { |
299
|
|
|
return $v % 2; |
300
|
|
|
}); |
301
|
|
|
$this->assertInstanceOf(Map::class, $m); |
302
|
|
|
$this->assertSame('int', $m->keyType()); |
303
|
|
|
$this->assertSame(Set::class, $m->valueType()); |
304
|
|
|
$this->assertSame('int', $m->get(0)->type()); |
305
|
|
|
$this->assertSame('int', $m->get(1)->type()); |
306
|
|
|
$this->assertSame([1, 0], unwrap($m->keys())); |
307
|
|
|
$this->assertSame([1, 3], unwrap($m->get(1))); |
308
|
|
|
$this->assertSame([2, 4], unwrap($m->get(0))); |
309
|
|
|
} |
310
|
|
|
|
311
|
|
|
public function testMap() |
312
|
|
|
{ |
313
|
|
|
$s = Set::of('int') |
314
|
|
|
->add(1) |
315
|
|
|
->add(2) |
316
|
|
|
->add(3) |
317
|
|
|
->add(4); |
318
|
|
|
|
319
|
|
|
$s2 = $s->map(function(int $v) { |
320
|
|
|
return $v**2; |
321
|
|
|
}); |
322
|
|
|
$this->assertNotSame($s, $s2); |
323
|
|
|
$this->assertInstanceOf(Set::class, $s2); |
324
|
|
|
$this->assertSame($s->type(), $s2->type()); |
325
|
|
|
$this->assertSame([1, 2, 3, 4], unwrap($s)); |
326
|
|
|
$this->assertSame([1, 4, 9, 16], unwrap($s2)); |
327
|
|
|
} |
328
|
|
|
|
329
|
|
|
public function testMapTo() |
330
|
|
|
{ |
331
|
|
|
$a = Set::ints(1, 2, 3, 4); |
332
|
|
|
$b = $a->mapTo('string', fn($i) => (string) $i); |
333
|
|
|
|
334
|
|
|
$this->assertInstanceOf(Set::class, $b); |
335
|
|
|
$this->assertNotSame($a, $b); |
336
|
|
|
$this->assertSame('string', $b->type()); |
337
|
|
|
$this->assertSame(['1', '2', '3', '4'], unwrap($b)); |
338
|
|
|
} |
339
|
|
|
|
340
|
|
|
public function testThrowWhenTryingToModifyValueTypeInMap() |
341
|
|
|
{ |
342
|
|
|
$this->expectException(\TypeError::class); |
343
|
|
|
$this->expectExceptionMessage('Argument 1 must be of type int, string given'); |
344
|
|
|
|
345
|
|
|
Set::of('int') |
346
|
|
|
->add(1) |
347
|
|
|
->map(function(int $value) { |
348
|
|
|
return (string) $value; |
349
|
|
|
}); |
350
|
|
|
} |
351
|
|
|
|
352
|
|
|
public function testPartition() |
353
|
|
|
{ |
354
|
|
|
$s = Set::of('int') |
355
|
|
|
->add(1) |
356
|
|
|
->add(2) |
357
|
|
|
->add(3) |
358
|
|
|
->add(4); |
359
|
|
|
|
360
|
|
|
$s2 = $s->partition(function(int $v) { |
361
|
|
|
return $v % 2 === 0; |
362
|
|
|
}); |
363
|
|
|
$this->assertNotSame($s, $s2); |
364
|
|
|
$this->assertInstanceOf(Map::class, $s2); |
365
|
|
|
$this->assertSame('bool', $s2->keyType()); |
366
|
|
|
$this->assertSame(Set::class, $s2->valueType()); |
367
|
|
|
$this->assertSame([1, 2, 3, 4], unwrap($s)); |
368
|
|
|
$this->assertInstanceOf(Set::class, $s2->get(true)); |
369
|
|
|
$this->assertInstanceOf(Set::class, $s2->get(false)); |
370
|
|
|
$this->assertSame($s->type(), $s2->get(true)->type()); |
371
|
|
|
$this->assertSame($s->type(), $s2->get(false)->type()); |
372
|
|
|
$this->assertSame([2, 4], unwrap($s2->get(true))); |
373
|
|
|
$this->assertSame([1, 3], unwrap($s2->get(false))); |
374
|
|
|
} |
375
|
|
|
|
376
|
|
|
public function testSort() |
377
|
|
|
{ |
378
|
|
|
$s = Set::of('int') |
379
|
|
|
->add(1) |
380
|
|
|
->add(2) |
381
|
|
|
->add(3) |
382
|
|
|
->add(4); |
383
|
|
|
|
384
|
|
|
$s2 = $s->sort(function(int $a, int $b) { |
385
|
|
|
return $a < $b; |
386
|
|
|
}); |
387
|
|
|
$this->assertInstanceOf(Sequence::class, $s2); |
388
|
|
|
$this->assertSame('int', $s2->type()); |
389
|
|
|
$this->assertSame([1, 2, 3, 4], unwrap($s)); |
390
|
|
|
$this->assertSame([4, 3, 2, 1], unwrap($s2)); |
391
|
|
|
} |
392
|
|
|
|
393
|
|
|
public function testMerge() |
394
|
|
|
{ |
395
|
|
|
$s = Set::of('int') |
396
|
|
|
->add(24) |
397
|
|
|
->add(42) |
398
|
|
|
->add(66); |
399
|
|
|
|
400
|
|
|
$this->assertTrue( |
401
|
|
|
$s |
402
|
|
|
->merge( |
403
|
|
|
Set::of('int') |
404
|
|
|
->add(24) |
405
|
|
|
->add(42) |
406
|
|
|
->add(66) |
407
|
|
|
) |
408
|
|
|
->equals($s) |
409
|
|
|
); |
410
|
|
|
$this->assertSame( |
411
|
|
|
[24, 42, 66, 90, 114], |
412
|
|
|
unwrap($s->merge( |
413
|
|
|
Set::of('int') |
414
|
|
|
->add(90) |
415
|
|
|
->add(114) |
416
|
|
|
)), |
417
|
|
|
); |
418
|
|
|
$this->assertSame([24, 42, 66], unwrap($s)); |
419
|
|
|
$this->assertSame($s->type(), $s->merge(Set::of('int'))->type()); |
420
|
|
|
} |
421
|
|
|
|
422
|
|
|
public function testThrowWhenMergingSetsOfDifferentType() |
423
|
|
|
{ |
424
|
|
|
$this->expectException(\TypeError::class); |
425
|
|
|
$this->expectExceptionMessage('Argument 1 must be of type Set<int>, Set<float> given'); |
426
|
|
|
|
427
|
|
|
Set::of('int')->merge(Set::of('float')); |
428
|
|
|
} |
429
|
|
|
|
430
|
|
|
public function testReduce() |
431
|
|
|
{ |
432
|
|
|
$s = Set::of('int') |
433
|
|
|
->add(4) |
434
|
|
|
->add(3) |
435
|
|
|
->add(2); |
436
|
|
|
|
437
|
|
|
$v = $s->reduce( |
438
|
|
|
42, |
439
|
|
|
function (float $carry, int $value): float { |
440
|
|
|
return $carry / $value; |
441
|
|
|
} |
442
|
|
|
); |
443
|
|
|
|
444
|
|
|
$this->assertSame(1.75, $v); |
445
|
|
|
$this->assertSame([4, 3, 2], unwrap($s)); |
446
|
|
|
} |
447
|
|
|
|
448
|
|
|
public function testVariableSet() |
449
|
|
|
{ |
450
|
|
|
$this->assertSame( |
451
|
|
|
['foo', 42, 42.1, true, []], |
452
|
|
|
unwrap(Set::of('variable') |
453
|
|
|
->add('foo') |
454
|
|
|
->add(42) |
455
|
|
|
->add(42.1) |
456
|
|
|
->add(true) |
457
|
|
|
->add([])) |
458
|
|
|
); |
459
|
|
|
} |
460
|
|
|
|
461
|
|
|
public function testEmpty() |
462
|
|
|
{ |
463
|
|
|
$this->assertTrue(Set::of('int')->empty()); |
464
|
|
|
$this->assertFalse(Set::of('int', 1)->empty()); |
465
|
|
|
} |
466
|
|
|
|
467
|
|
|
public function testToSequenceOf() |
468
|
|
|
{ |
469
|
|
|
$set = Set::ints(1, 2, 3); |
470
|
|
|
$sequence = $set->toSequenceOf('string|int', function($i) { |
471
|
|
|
yield (string) $i; |
472
|
|
|
yield $i; |
473
|
|
|
}); |
474
|
|
|
|
475
|
|
|
$this->assertInstanceOf(Sequence::class, $sequence); |
476
|
|
|
$this->assertSame( |
477
|
|
|
['1', 1, '2', 2, '3', 3], |
478
|
|
|
unwrap($sequence), |
479
|
|
|
); |
480
|
|
|
$this->assertSame( |
481
|
|
|
[1, 2, 3], |
482
|
|
|
unwrap($set->toSequenceOf('int')), |
483
|
|
|
); |
484
|
|
|
} |
485
|
|
|
|
486
|
|
|
public function testToSetOf() |
487
|
|
|
{ |
488
|
|
|
$initial = Set::ints(1, 2, 3); |
489
|
|
|
$set = $initial->toSetOf('string|int', function($i) { |
490
|
|
|
yield (string) $i; |
491
|
|
|
yield $i; |
492
|
|
|
}); |
493
|
|
|
|
494
|
|
|
$this->assertInstanceOf(Set::class, $set); |
495
|
|
|
$this->assertSame( |
496
|
|
|
['1', 1, '2', 2, '3', 3], |
497
|
|
|
unwrap($set), |
498
|
|
|
); |
499
|
|
|
$this->assertSame( |
500
|
|
|
[1, 2, 3], |
501
|
|
|
unwrap($initial->toSetOf('int')), |
502
|
|
|
); |
503
|
|
|
} |
504
|
|
|
|
505
|
|
|
public function testToMapOf() |
506
|
|
|
{ |
507
|
|
|
$set = Set::ints(1, 2, 3); |
508
|
|
|
$map = $set->toMapOf('string', 'int', fn($i) => yield (string) $i => $i); |
509
|
|
|
|
510
|
|
|
$this->assertInstanceOf(Map::class, $map); |
511
|
|
|
$this->assertCount(3, $map); |
512
|
|
|
$this->assertSame(1, $map->get('1')); |
513
|
|
|
$this->assertSame(2, $map->get('2')); |
514
|
|
|
$this->assertSame(3, $map->get('3')); |
515
|
|
|
} |
516
|
|
|
} |
517
|
|
|
|