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gerrit-public.fairphone.software / platform / external / python / cpython3 / dbe60ee09dc5a624cfb78dff61ecf050a5b3f105 / . / Lib / test / test_patma.py
blob: 1f80fb48f43e3c7a125c498b4f4af93a54c01c47 [file] [log] [blame]
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]1import array
2import collections
3import contextlib
4import dataclasses
5import enum
6import inspect
7import unittest
8import warnings
9
10
11def no_perf(f):
12 f.no_perf = None
13 return f
14
15
16@dataclasses.dataclass
17class MyClass:
18 x: int
19 y: str
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]20 __match_args__ = ("x", "y")
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]21
22
23@dataclasses.dataclass
24class Point:
25 x: int
26 y: int
27
28
29class TestPatma(unittest.TestCase):
30
31 def assert_syntax_error(self, code: str):
32 with self.assertRaises(SyntaxError):
33 compile(inspect.cleandoc(code), "<test>", "exec")
34
35 def test_patma_000(self):
36 match 0:
37 case 0:
38 x = True
39 self.assertIs(x, True)
40
41 def test_patma_001(self):
42 match 0:
43 case 0 if False:
44 x = False
45 case 0 if True:
46 x = True
47 self.assertIs(x, True)
48
49 def test_patma_002(self):
50 match 0:
51 case 0:
52 x = True
53 case 0:
54 x = False
55 self.assertIs(x, True)
56
57 def test_patma_003(self):
58 x = False
59 match 0:
60 case 0 | 1 | 2 | 3:
61 x = True
62 self.assertIs(x, True)
63
64 def test_patma_004(self):
65 x = False
66 match 1:
67 case 0 | 1 | 2 | 3:
68 x = True
69 self.assertIs(x, True)
70
71 def test_patma_005(self):
72 x = False
73 match 2:
74 case 0 | 1 | 2 | 3:
75 x = True
76 self.assertIs(x, True)
77
78 def test_patma_006(self):
79 x = False
80 match 3:
81 case 0 | 1 | 2 | 3:
82 x = True
83 self.assertIs(x, True)
84
85 def test_patma_007(self):
86 x = False
87 match 4:
88 case 0 | 1 | 2 | 3:
89 x = True
90 self.assertIs(x, False)
91
92 def test_patma_008(self):
93 x = 0
94 class A:
95 y = 1
96 match x:
97 case A.y as z:
98 pass
99 self.assertEqual(x, 0)
100 self.assertEqual(A.y, 1)
101
102 def test_patma_009(self):
103 class A:
104 B = 0
105 match 0:
106 case x if x:
107 z = 0
108 case _ as y if y == x and y:
109 z = 1
110 case A.B:
111 z = 2
112 self.assertEqual(A.B, 0)
113 self.assertEqual(x, 0)
114 self.assertEqual(y, 0)
115 self.assertEqual(z, 2)
116
117 def test_patma_010(self):
118 match ():
119 case []:
120 x = 0
121 self.assertEqual(x, 0)
122
123 def test_patma_011(self):
124 match (0, 1, 2):
125 case [*x]:
126 y = 0
127 self.assertEqual(x, [0, 1, 2])
128 self.assertEqual(y, 0)
129
130 def test_patma_012(self):
131 match (0, 1, 2):
132 case [0, *x]:
133 y = 0
134 self.assertEqual(x, [1, 2])
135 self.assertEqual(y, 0)
136
137 def test_patma_013(self):
138 match (0, 1, 2):
139 case [0, 1, *x,]:
140 y = 0
141 self.assertEqual(x, [2])
142 self.assertEqual(y, 0)
143
144 def test_patma_014(self):
145 match (0, 1, 2):
146 case [0, 1, 2, *x]:
147 y = 0
148 self.assertEqual(x, [])
149 self.assertEqual(y, 0)
150
151 def test_patma_015(self):
152 match (0, 1, 2):
153 case [*x, 2,]:
154 y = 0
155 self.assertEqual(x, [0, 1])
156 self.assertEqual(y, 0)
157
158 def test_patma_016(self):
159 match (0, 1, 2):
160 case [*x, 1, 2]:
161 y = 0
162 self.assertEqual(x, [0])
163 self.assertEqual(y, 0)
164
165 def test_patma_017(self):
166 match (0, 1, 2):
167 case [*x, 0, 1, 2,]:
168 y = 0
169 self.assertEqual(x, [])
170 self.assertEqual(y, 0)
171
172 def test_patma_018(self):
173 match (0, 1, 2):
174 case [0, *x, 2]:
175 y = 0
176 self.assertEqual(x, [1])
177 self.assertEqual(y, 0)
178
179 def test_patma_019(self):
180 match (0, 1, 2):
181 case [0, 1, *x, 2,]:
182 y = 0
183 self.assertEqual(x, [])
184 self.assertEqual(y, 0)
185
186 def test_patma_020(self):
187 match (0, 1, 2):
188 case [0, *x, 1, 2]:
189 y = 0
190 self.assertEqual(x, [])
191 self.assertEqual(y, 0)
192
193 def test_patma_021(self):
194 match (0, 1, 2):
195 case [*x,]:
196 y = 0
197 self.assertEqual(x, [0, 1, 2])
198 self.assertEqual(y, 0)
199
200 def test_patma_022(self):
201 x = {}
202 match x:
203 case {}:
204 y = 0
205 self.assertEqual(x, {})
206 self.assertEqual(y, 0)
207
208 def test_patma_023(self):
209 x = {0: 0}
210 match x:
211 case {}:
212 y = 0
213 self.assertEqual(x, {0: 0})
214 self.assertEqual(y, 0)
215
216 def test_patma_024(self):
217 x = {}
218 y = None
219 match x:
220 case {0: 0}:
221 y = 0
222 self.assertEqual(x, {})
223 self.assertIs(y, None)
224
225 def test_patma_025(self):
226 x = {0: 0}
227 match x:
228 case {0: (0 | 1 | 2 as z)}:
229 y = 0
230 self.assertEqual(x, {0: 0})
231 self.assertEqual(y, 0)
232 self.assertEqual(z, 0)
233
234 def test_patma_026(self):
235 x = {0: 1}
236 match x:
237 case {0: (0 | 1 | 2 as z)}:
238 y = 0
239 self.assertEqual(x, {0: 1})
240 self.assertEqual(y, 0)
241 self.assertEqual(z, 1)
242
243 def test_patma_027(self):
244 x = {0: 2}
245 match x:
246 case {0: (0 | 1 | 2 as z)}:
247 y = 0
248 self.assertEqual(x, {0: 2})
249 self.assertEqual(y, 0)
250 self.assertEqual(z, 2)
251
252 def test_patma_028(self):
253 x = {0: 3}
254 y = None
255 match x:
256 case {0: (0 | 1 | 2 as z)}:
257 y = 0
258 self.assertEqual(x, {0: 3})
259 self.assertIs(y, None)
260
261 def test_patma_029(self):
262 x = {}
263 y = None
264 match x:
265 case {0: [1, 2, {}]}:
266 y = 0
267 case {0: [1, 2, {}], 1: [[]]}:
268 y = 1
269 case []:
270 y = 2
271 self.assertEqual(x, {})
272 self.assertIs(y, None)
273
274 def test_patma_030(self):
275 x = {False: (True, 2.0, {})}
276 match x:
277 case {0: [1, 2, {}]}:
278 y = 0
279 case {0: [1, 2, {}], 1: [[]]}:
280 y = 1
281 case []:
282 y = 2
283 self.assertEqual(x, {False: (True, 2.0, {})})
284 self.assertEqual(y, 0)
285
286 def test_patma_031(self):
287 x = {False: (True, 2.0, {}), 1: [[]], 2: 0}
288 match x:
289 case {0: [1, 2, {}]}:
290 y = 0
291 case {0: [1, 2, {}], 1: [[]]}:
292 y = 1
293 case []:
294 y = 2
295 self.assertEqual(x, {False: (True, 2.0, {}), 1: [[]], 2: 0})
296 self.assertEqual(y, 0)
297
298 def test_patma_032(self):
299 x = {False: (True, 2.0, {}), 1: [[]], 2: 0}
300 match x:
301 case {0: [1, 2]}:
302 y = 0
303 case {0: [1, 2, {}], 1: [[]]}:
304 y = 1
305 case []:
306 y = 2
307 self.assertEqual(x, {False: (True, 2.0, {}), 1: [[]], 2: 0})
308 self.assertEqual(y, 1)
309
310 def test_patma_033(self):
311 x = []
312 match x:
313 case {0: [1, 2, {}]}:
314 y = 0
315 case {0: [1, 2, {}], 1: [[]]}:
316 y = 1
317 case []:
318 y = 2
319 self.assertEqual(x, [])
320 self.assertEqual(y, 2)
321
322 def test_patma_034(self):
323 x = {0: 0}
324 match x:
325 case {0: [1, 2, {}]}:
326 y = 0
327 case {0: ([1, 2, {}] | False)} | {1: [[]]} | {0: [1, 2, {}]} | [] | "X" | {}:
328 y = 1
329 case []:
330 y = 2
331 self.assertEqual(x, {0: 0})
332 self.assertEqual(y, 1)
333
334 def test_patma_035(self):
335 x = {0: 0}
336 match x:
337 case {0: [1, 2, {}]}:
338 y = 0
339 case {0: [1, 2, {}] | True} | {1: [[]]} | {0: [1, 2, {}]} | [] | "X" | {}:
340 y = 1
341 case []:
342 y = 2
343 self.assertEqual(x, {0: 0})
344 self.assertEqual(y, 1)
345
346 def test_patma_036(self):
347 x = 0
348 match x:
349 case 0 | 1 | 2:
350 y = 0
351 self.assertEqual(x, 0)
352 self.assertEqual(y, 0)
353
354 def test_patma_037(self):
355 x = 1
356 match x:
357 case 0 | 1 | 2:
358 y = 0
359 self.assertEqual(x, 1)
360 self.assertEqual(y, 0)
361
362 def test_patma_038(self):
363 x = 2
364 match x:
365 case 0 | 1 | 2:
366 y = 0
367 self.assertEqual(x, 2)
368 self.assertEqual(y, 0)
369
370 def test_patma_039(self):
371 x = 3
372 y = None
373 match x:
374 case 0 | 1 | 2:
375 y = 0
376 self.assertEqual(x, 3)
377 self.assertIs(y, None)
378
379 def test_patma_040(self):
380 x = 0
381 match x:
382 case (0 as z) | (1 as z) | (2 as z) if z == x % 2:
383 y = 0
384 self.assertEqual(x, 0)
385 self.assertEqual(y, 0)
386 self.assertEqual(z, 0)
387
388 def test_patma_041(self):
389 x = 1
390 match x:
391 case (0 as z) | (1 as z) | (2 as z) if z == x % 2:
392 y = 0
393 self.assertEqual(x, 1)
394 self.assertEqual(y, 0)
395 self.assertEqual(z, 1)
396
397 def test_patma_042(self):
398 x = 2
399 y = None
400 match x:
401 case (0 as z) | (1 as z) | (2 as z) if z == x % 2:
402 y = 0
403 self.assertEqual(x, 2)
404 self.assertIs(y, None)
405 self.assertEqual(z, 2)
406
407 def test_patma_043(self):
408 x = 3
409 y = None
410 match x:
411 case (0 as z) | (1 as z) | (2 as z) if z == x % 2:
412 y = 0
413 self.assertEqual(x, 3)
414 self.assertIs(y, None)
415
416 def test_patma_044(self):
417 x = ()
418 match x:
419 case []:
420 y = 0
421 self.assertEqual(x, ())
422 self.assertEqual(y, 0)
423
424 def test_patma_045(self):
425 x = ()
426 match x:
427 case ():
428 y = 0
429 self.assertEqual(x, ())
430 self.assertEqual(y, 0)
431
432 def test_patma_046(self):
433 x = (0,)
434 match x:
435 case [0]:
436 y = 0
437 self.assertEqual(x, (0,))
438 self.assertEqual(y, 0)
439
440 def test_patma_047(self):
441 x = ((),)
442 match x:
443 case [[]]:
444 y = 0
445 self.assertEqual(x, ((),))
446 self.assertEqual(y, 0)
447
448 def test_patma_048(self):
449 x = [0, 1]
450 match x:
451 case [0, 1] | [1, 0]:
452 y = 0
453 self.assertEqual(x, [0, 1])
454 self.assertEqual(y, 0)
455
456 def test_patma_049(self):
457 x = [1, 0]
458 match x:
459 case [0, 1] | [1, 0]:
460 y = 0
461 self.assertEqual(x, [1, 0])
462 self.assertEqual(y, 0)
463
464 def test_patma_050(self):
465 x = [0, 0]
466 y = None
467 match x:
468 case [0, 1] | [1, 0]:
469 y = 0
470 self.assertEqual(x, [0, 0])
471 self.assertIs(y, None)
472
473 def test_patma_051(self):
474 w = None
475 x = [1, 0]
476 match x:
477 case [(0 as w)]:
478 y = 0
479 case [z] | [1, (0 | 1 as z)] | [z]:
480 y = 1
481 self.assertIs(w, None)
482 self.assertEqual(x, [1, 0])
483 self.assertEqual(y, 1)
484 self.assertEqual(z, 0)
485
486 def test_patma_052(self):
487 x = [1, 0]
488 match x:
489 case [0]:
490 y = 0
491 case [1, 0] if (x := x[:0]):
492 y = 1
493 case [1, 0]:
494 y = 2
495 self.assertEqual(x, [])
496 self.assertEqual(y, 2)
497
498 def test_patma_053(self):
499 x = {0}
500 y = None
501 match x:
502 case [0]:
503 y = 0
504 self.assertEqual(x, {0})
505 self.assertIs(y, None)
506
507 def test_patma_054(self):
508 x = set()
509 y = None
510 match x:
511 case []:
512 y = 0
513 self.assertEqual(x, set())
514 self.assertIs(y, None)
515
516 def test_patma_055(self):
517 x = iter([1, 2, 3])
518 y = None
519 match x:
520 case []:
521 y = 0
522 self.assertEqual([*x], [1, 2, 3])
523 self.assertIs(y, None)
524
525 def test_patma_056(self):
526 x = {}
527 y = None
528 match x:
529 case []:
530 y = 0
531 self.assertEqual(x, {})
532 self.assertIs(y, None)
533
534 def test_patma_057(self):
535 x = {0: False, 1: True}
536 y = None
537 match x:
538 case [0, 1]:
539 y = 0
540 self.assertEqual(x, {0: False, 1: True})
541 self.assertIs(y, None)
542
543 def test_patma_058(self):
544 x = 0
545 match x:
546 case 0:
547 y = 0
548 self.assertEqual(x, 0)
549 self.assertEqual(y, 0)
550
551 def test_patma_059(self):
552 x = 0
553 y = None
554 match x:
555 case False:
556 y = 0
557 self.assertEqual(x, 0)
558 self.assertEqual(y, None)
559
560 def test_patma_060(self):
561 x = 0
562 y = None
563 match x:
564 case 1:
565 y = 0
566 self.assertEqual(x, 0)
567 self.assertIs(y, None)
568
569 def test_patma_061(self):
570 x = 0
571 y = None
572 match x:
573 case None:
574 y = 0
575 self.assertEqual(x, 0)
576 self.assertIs(y, None)
577
578 def test_patma_062(self):
579 x = 0
580 match x:
581 case 0:
582 y = 0
583 case 0:
584 y = 1
585 self.assertEqual(x, 0)
586 self.assertEqual(y, 0)
587
588 def test_patma_063(self):
589 x = 0
590 y = None
591 match x:
592 case 1:
593 y = 0
594 case 1:
595 y = 1
596 self.assertEqual(x, 0)
597 self.assertIs(y, None)
598
599 def test_patma_064(self):
600 x = "x"
601 match x:
602 case "x":
603 y = 0
604 case "y":
605 y = 1
606 self.assertEqual(x, "x")
607 self.assertEqual(y, 0)
608
609 def test_patma_065(self):
610 x = "x"
611 match x:
612 case "y":
613 y = 0
614 case "x":
615 y = 1
616 self.assertEqual(x, "x")
617 self.assertEqual(y, 1)
618
619 def test_patma_066(self):
620 x = "x"
621 match x:
622 case "":
623 y = 0
624 case "x":
625 y = 1
626 self.assertEqual(x, "x")
627 self.assertEqual(y, 1)
628
629 def test_patma_067(self):
630 x = b"x"
631 match x:
632 case b"y":
633 y = 0
634 case b"x":
635 y = 1
636 self.assertEqual(x, b"x")
637 self.assertEqual(y, 1)
638
639 def test_patma_068(self):
640 x = 0
641 match x:
642 case 0 if False:
643 y = 0
644 case 0:
645 y = 1
646 self.assertEqual(x, 0)
647 self.assertEqual(y, 1)
648
649 def test_patma_069(self):
650 x = 0
651 y = None
652 match x:
653 case 0 if 0:
654 y = 0
655 case 0 if 0:
656 y = 1
657 self.assertEqual(x, 0)
658 self.assertIs(y, None)
659
660 def test_patma_070(self):
661 x = 0
662 match x:
663 case 0 if True:
664 y = 0
665 case 0 if True:
666 y = 1
667 self.assertEqual(x, 0)
668 self.assertEqual(y, 0)
669
670 def test_patma_071(self):
671 x = 0
672 match x:
673 case 0 if 1:
674 y = 0
675 case 0 if 1:
676 y = 1
677 self.assertEqual(x, 0)
678 self.assertEqual(y, 0)
679
680 def test_patma_072(self):
681 x = 0
682 match x:
683 case 0 if True:
684 y = 0
685 case 0 if True:
686 y = 1
687 y = 2
688 self.assertEqual(x, 0)
689 self.assertEqual(y, 2)
690
691 def test_patma_073(self):
692 x = 0
693 match x:
694 case 0 if 0:
695 y = 0
696 case 0 if 1:
697 y = 1
698 y = 2
699 self.assertEqual(x, 0)
700 self.assertEqual(y, 2)
701
702 def test_patma_074(self):
703 x = 0
704 y = None
705 match x:
706 case 0 if not (x := 1):
707 y = 0
708 case 1:
709 y = 1
710 self.assertEqual(x, 1)
711 self.assertIs(y, None)
712
713 def test_patma_075(self):
714 x = "x"
715 match x:
716 case ["x"]:
717 y = 0
718 case "x":
719 y = 1
720 self.assertEqual(x, "x")
721 self.assertEqual(y, 1)
722
723 def test_patma_076(self):
724 x = b"x"
725 match x:
726 case [b"x"]:
727 y = 0
728 case ["x"]:
729 y = 1
730 case [120]:
731 y = 2
732 case b"x":
733 y = 4
734 self.assertEqual(x, b"x")
735 self.assertEqual(y, 4)
736
737 def test_patma_077(self):
738 x = bytearray(b"x")
739 y = None
740 match x:
741 case [120]:
742 y = 0
743 case 120:
744 y = 1
745 self.assertEqual(x, b"x")
746 self.assertIs(y, None)
747
748 def test_patma_078(self):
749 x = ""
750 match x:
751 case []:
752 y = 0
753 case [""]:
754 y = 1
755 case "":
756 y = 2
757 self.assertEqual(x, "")
758 self.assertEqual(y, 2)
759
760 def test_patma_079(self):
761 x = "xxx"
762 match x:
763 case ["x", "x", "x"]:
764 y = 0
765 case ["xxx"]:
766 y = 1
767 case "xxx":
768 y = 2
769 self.assertEqual(x, "xxx")
770 self.assertEqual(y, 2)
771
772 def test_patma_080(self):
773 x = b"xxx"
774 match x:
775 case [120, 120, 120]:
776 y = 0
777 case [b"xxx"]:
778 y = 1
779 case b"xxx":
780 y = 2
781 self.assertEqual(x, b"xxx")
782 self.assertEqual(y, 2)
783
784 def test_patma_081(self):
785 x = 0
786 match x:
787 case 0 if not (x := 1):
788 y = 0
789 case (0 as z):
790 y = 1
791 self.assertEqual(x, 1)
792 self.assertEqual(y, 1)
793 self.assertEqual(z, 0)
794
795 def test_patma_082(self):
796 x = 0
797 match x:
798 case (1 as z) if not (x := 1):
799 y = 0
800 case 0:
801 y = 1
802 self.assertEqual(x, 0)
803 self.assertEqual(y, 1)
804
805 def test_patma_083(self):
806 x = 0
807 match x:
808 case (0 as z):
809 y = 0
810 self.assertEqual(x, 0)
811 self.assertEqual(y, 0)
812 self.assertEqual(z, 0)
813
814 def test_patma_084(self):
815 x = 0
816 y = None
817 match x:
818 case (1 as z):
819 y = 0
820 self.assertEqual(x, 0)
821 self.assertIs(y, None)
822
823 def test_patma_085(self):
824 x = 0
825 y = None
826 match x:
827 case (0 as z) if (w := 0):
828 y = 0
829 self.assertEqual(w, 0)
830 self.assertEqual(x, 0)
831 self.assertIs(y, None)
832 self.assertEqual(z, 0)
833
834 def test_patma_086(self):
835 x = 0
836 match x:
837 case ((0 as w) as z):
838 y = 0
839 self.assertEqual(w, 0)
840 self.assertEqual(x, 0)
841 self.assertEqual(y, 0)
842 self.assertEqual(z, 0)
843
844 def test_patma_087(self):
845 x = 0
846 match x:
847 case (0 | 1) | 2:
848 y = 0
849 self.assertEqual(x, 0)
850 self.assertEqual(y, 0)
851
852 def test_patma_088(self):
853 x = 1
854 match x:
855 case (0 | 1) | 2:
856 y = 0
857 self.assertEqual(x, 1)
858 self.assertEqual(y, 0)
859
860 def test_patma_089(self):
861 x = 2
862 match x:
863 case (0 | 1) | 2:
864 y = 0
865 self.assertEqual(x, 2)
866 self.assertEqual(y, 0)
867
868 def test_patma_090(self):
869 x = 3
870 y = None
871 match x:
872 case (0 | 1) | 2:
873 y = 0
874 self.assertEqual(x, 3)
875 self.assertIs(y, None)
876
877 def test_patma_091(self):
878 x = 0
879 match x:
880 case 0 | (1 | 2):
881 y = 0
882 self.assertEqual(x, 0)
883 self.assertEqual(y, 0)
884
885 def test_patma_092(self):
886 x = 1
887 match x:
888 case 0 | (1 | 2):
889 y = 0
890 self.assertEqual(x, 1)
891 self.assertEqual(y, 0)
892
893 def test_patma_093(self):
894 x = 2
895 match x:
896 case 0 | (1 | 2):
897 y = 0
898 self.assertEqual(x, 2)
899 self.assertEqual(y, 0)
900
901 def test_patma_094(self):
902 x = 3
903 y = None
904 match x:
905 case 0 | (1 | 2):
906 y = 0
907 self.assertEqual(x, 3)
908 self.assertIs(y, None)
909
910 def test_patma_095(self):
911 x = 0
912 match x:
913 case -0:
914 y = 0
915 self.assertEqual(x, 0)
916 self.assertEqual(y, 0)
917
918 def test_patma_096(self):
919 x = 0
920 match x:
921 case -0.0:
922 y = 0
923 self.assertEqual(x, 0)
924 self.assertEqual(y, 0)
925
926 def test_patma_097(self):
927 x = 0
928 match x:
929 case -0j:
930 y = 0
931 self.assertEqual(x, 0)
932 self.assertEqual(y, 0)
933
934 def test_patma_098(self):
935 x = 0
936 match x:
937 case -0.0j:
938 y = 0
939 self.assertEqual(x, 0)
940 self.assertEqual(y, 0)
941
942 def test_patma_099(self):
943 x = -1
944 match x:
945 case -1:
946 y = 0
947 self.assertEqual(x, -1)
948 self.assertEqual(y, 0)
949
950 def test_patma_100(self):
951 x = -1.5
952 match x:
953 case -1.5:
954 y = 0
955 self.assertEqual(x, -1.5)
956 self.assertEqual(y, 0)
957
958 def test_patma_101(self):
959 x = -1j
960 match x:
961 case -1j:
962 y = 0
963 self.assertEqual(x, -1j)
964 self.assertEqual(y, 0)
965
966 def test_patma_102(self):
967 x = -1.5j
968 match x:
969 case -1.5j:
970 y = 0
971 self.assertEqual(x, -1.5j)
972 self.assertEqual(y, 0)
973
974 def test_patma_103(self):
975 x = 0
976 match x:
977 case 0 + 0j:
978 y = 0
979 self.assertEqual(x, 0)
980 self.assertEqual(y, 0)
981
982 def test_patma_104(self):
983 x = 0
984 match x:
985 case 0 - 0j:
986 y = 0
987 self.assertEqual(x, 0)
988 self.assertEqual(y, 0)
989
990 def test_patma_105(self):
991 x = 0
992 match x:
993 case -0 + 0j:
994 y = 0
995 self.assertEqual(x, 0)
996 self.assertEqual(y, 0)
997
998 def test_patma_106(self):
999 x = 0
1000 match x:
1001 case -0 - 0j:
1002 y = 0
1003 self.assertEqual(x, 0)
1004 self.assertEqual(y, 0)
1005
1006 def test_patma_107(self):
1007 x = 0.25 + 1.75j
1008 match x:
1009 case 0.25 + 1.75j:
1010 y = 0
1011 self.assertEqual(x, 0.25 + 1.75j)
1012 self.assertEqual(y, 0)
1013
1014 def test_patma_108(self):
1015 x = 0.25 - 1.75j
1016 match x:
1017 case 0.25 - 1.75j:
1018 y = 0
1019 self.assertEqual(x, 0.25 - 1.75j)
1020 self.assertEqual(y, 0)
1021
1022 def test_patma_109(self):
1023 x = -0.25 + 1.75j
1024 match x:
1025 case -0.25 + 1.75j:
1026 y = 0
1027 self.assertEqual(x, -0.25 + 1.75j)
1028 self.assertEqual(y, 0)
1029
1030 def test_patma_110(self):
1031 x = -0.25 - 1.75j
1032 match x:
1033 case -0.25 - 1.75j:
1034 y = 0
1035 self.assertEqual(x, -0.25 - 1.75j)
1036 self.assertEqual(y, 0)
1037
1038 def test_patma_111(self):
1039 class A:
1040 B = 0
1041 x = 0
1042 match x:
1043 case A.B:
1044 y = 0
1045 self.assertEqual(A.B, 0)
1046 self.assertEqual(x, 0)
1047 self.assertEqual(y, 0)
1048
1049 def test_patma_112(self):
1050 class A:
1051 class B:
1052 C = 0
1053 x = 0
1054 match x:
1055 case A.B.C:
1056 y = 0
1057 self.assertEqual(A.B.C, 0)
1058 self.assertEqual(x, 0)
1059 self.assertEqual(y, 0)
1060
1061 def test_patma_113(self):
1062 class A:
1063 class B:
1064 C = 0
1065 D = 1
1066 x = 1
1067 match x:
1068 case A.B.C:
1069 y = 0
1070 case A.B.D:
1071 y = 1
1072 self.assertEqual(A.B.C, 0)
1073 self.assertEqual(A.B.D, 1)
1074 self.assertEqual(x, 1)
1075 self.assertEqual(y, 1)
1076
1077 def test_patma_114(self):
1078 class A:
1079 class B:
1080 class C:
1081 D = 0
1082 x = 0
1083 match x:
1084 case A.B.C.D:
1085 y = 0
1086 self.assertEqual(A.B.C.D, 0)
1087 self.assertEqual(x, 0)
1088 self.assertEqual(y, 0)
1089
1090 def test_patma_115(self):
1091 class A:
1092 class B:
1093 class C:
1094 D = 0
1095 E = 1
1096 x = 1
1097 match x:
1098 case A.B.C.D:
1099 y = 0
1100 case A.B.C.E:
1101 y = 1
1102 self.assertEqual(A.B.C.D, 0)
1103 self.assertEqual(A.B.C.E, 1)
1104 self.assertEqual(x, 1)
1105 self.assertEqual(y, 1)
1106
1107 def test_patma_116(self):
1108 match = case = 0
1109 match match:
1110 case case:
1111 x = 0
1112 self.assertEqual(match, 0)
1113 self.assertEqual(case, 0)
1114 self.assertEqual(x, 0)
1115
1116 def test_patma_117(self):
1117 match = case = 0
1118 match case:
1119 case match:
1120 x = 0
1121 self.assertEqual(match, 0)
1122 self.assertEqual(case, 0)
1123 self.assertEqual(x, 0)
1124
1125 def test_patma_118(self):
1126 x = []
1127 match x:
1128 case [*_, _]:
1129 y = 0
1130 case []:
1131 y = 1
1132 self.assertEqual(x, [])
1133 self.assertEqual(y, 1)
1134
1135 def test_patma_119(self):
1136 x = collections.defaultdict(int)
1137 match x:
1138 case {0: 0}:
1139 y = 0
1140 case {}:
1141 y = 1
1142 self.assertEqual(x, {})
1143 self.assertEqual(y, 1)
1144
1145 def test_patma_120(self):
1146 x = collections.defaultdict(int)
1147 match x:
1148 case {0: 0}:
1149 y = 0
1150 case {**z}:
1151 y = 1
1152 self.assertEqual(x, {})
1153 self.assertEqual(y, 1)
1154 self.assertEqual(z, {})
1155
1156 def test_patma_121(self):
1157 match ():
1158 case ():
1159 x = 0
1160 self.assertEqual(x, 0)
1161
1162 def test_patma_122(self):
1163 match (0, 1, 2):
1164 case (*x,):
1165 y = 0
1166 self.assertEqual(x, [0, 1, 2])
1167 self.assertEqual(y, 0)
1168
1169 def test_patma_123(self):
1170 match (0, 1, 2):
1171 case 0, *x:
1172 y = 0
1173 self.assertEqual(x, [1, 2])
1174 self.assertEqual(y, 0)
1175
1176 def test_patma_124(self):
1177 match (0, 1, 2):
1178 case (0, 1, *x,):
1179 y = 0
1180 self.assertEqual(x, [2])
1181 self.assertEqual(y, 0)
1182
1183 def test_patma_125(self):
1184 match (0, 1, 2):
1185 case 0, 1, 2, *x:
1186 y = 0
1187 self.assertEqual(x, [])
1188 self.assertEqual(y, 0)
1189
1190 def test_patma_126(self):
1191 match (0, 1, 2):
1192 case *x, 2,:
1193 y = 0
1194 self.assertEqual(x, [0, 1])
1195 self.assertEqual(y, 0)
1196
1197 def test_patma_127(self):
1198 match (0, 1, 2):
1199 case (*x, 1, 2):
1200 y = 0
1201 self.assertEqual(x, [0])
1202 self.assertEqual(y, 0)
1203
1204 def test_patma_128(self):
1205 match (0, 1, 2):
1206 case *x, 0, 1, 2,:
1207 y = 0
1208 self.assertEqual(x, [])
1209 self.assertEqual(y, 0)
1210
1211 def test_patma_129(self):
1212 match (0, 1, 2):
1213 case (0, *x, 2):
1214 y = 0
1215 self.assertEqual(x, [1])
1216 self.assertEqual(y, 0)
1217
1218 def test_patma_130(self):
1219 match (0, 1, 2):
1220 case 0, 1, *x, 2,:
1221 y = 0
1222 self.assertEqual(x, [])
1223 self.assertEqual(y, 0)
1224
1225 def test_patma_131(self):
1226 match (0, 1, 2):
1227 case (0, *x, 1, 2):
1228 y = 0
1229 self.assertEqual(x, [])
1230 self.assertEqual(y, 0)
1231
1232 def test_patma_132(self):
1233 match (0, 1, 2):
1234 case *x,:
1235 y = 0
1236 self.assertEqual(x, [0, 1, 2])
1237 self.assertEqual(y, 0)
1238
1239 def test_patma_133(self):
1240 x = collections.defaultdict(int, {0: 1})
1241 match x:
1242 case {1: 0}:
1243 y = 0
1244 case {0: 0}:
1245 y = 1
1246 case {}:
1247 y = 2
1248 self.assertEqual(x, {0: 1})
1249 self.assertEqual(y, 2)
1250
1251 def test_patma_134(self):
1252 x = collections.defaultdict(int, {0: 1})
1253 match x:
1254 case {1: 0}:
1255 y = 0
1256 case {0: 0}:
1257 y = 1
1258 case {**z}:
1259 y = 2
1260 self.assertEqual(x, {0: 1})
1261 self.assertEqual(y, 2)
1262 self.assertEqual(z, {0: 1})
1263
1264 def test_patma_135(self):
1265 x = collections.defaultdict(int, {0: 1})
1266 match x:
1267 case {1: 0}:
1268 y = 0
1269 case {0: 0}:
1270 y = 1
1271 case {0: _, **z}:
1272 y = 2
1273 self.assertEqual(x, {0: 1})
1274 self.assertEqual(y, 2)
1275 self.assertEqual(z, {})
1276
1277 def test_patma_136(self):
1278 x = {0: 1}
1279 match x:
1280 case {1: 0}:
1281 y = 0
1282 case {0: 0}:
1283 y = 0
1284 case {}:
1285 y = 1
1286 self.assertEqual(x, {0: 1})
1287 self.assertEqual(y, 1)
1288
1289 def test_patma_137(self):
1290 x = {0: 1}
1291 match x:
1292 case {1: 0}:
1293 y = 0
1294 case {0: 0}:
1295 y = 0
1296 case {**z}:
1297 y = 1
1298 self.assertEqual(x, {0: 1})
1299 self.assertEqual(y, 1)
1300 self.assertEqual(z, {0: 1})
1301
1302 def test_patma_138(self):
1303 x = {0: 1}
1304 match x:
1305 case {1: 0}:
1306 y = 0
1307 case {0: 0}:
1308 y = 0
1309 case {0: _, **z}:
1310 y = 1
1311 self.assertEqual(x, {0: 1})
1312 self.assertEqual(y, 1)
1313 self.assertEqual(z, {})
1314
1315 def test_patma_139(self):
1316 x = False
1317 match x:
1318 case bool(z):
1319 y = 0
1320 self.assertIs(x, False)
1321 self.assertEqual(y, 0)
1322 self.assertIs(z, x)
1323
1324 def test_patma_140(self):
1325 x = True
1326 match x:
1327 case bool(z):
1328 y = 0
1329 self.assertIs(x, True)
1330 self.assertEqual(y, 0)
1331 self.assertIs(z, x)
1332
1333 def test_patma_141(self):
1334 x = bytearray()
1335 match x:
1336 case bytearray(z):
1337 y = 0
1338 self.assertEqual(x, bytearray())
1339 self.assertEqual(y, 0)
1340 self.assertIs(z, x)
1341
1342 def test_patma_142(self):
1343 x = b""
1344 match x:
1345 case bytes(z):
1346 y = 0
1347 self.assertEqual(x, b"")
1348 self.assertEqual(y, 0)
1349 self.assertIs(z, x)
1350
1351 def test_patma_143(self):
1352 x = {}
1353 match x:
1354 case dict(z):
1355 y = 0
1356 self.assertEqual(x, {})
1357 self.assertEqual(y, 0)
1358 self.assertIs(z, x)
1359
1360 def test_patma_144(self):
1361 x = 0.0
1362 match x:
1363 case float(z):
1364 y = 0
1365 self.assertEqual(x, 0.0)
1366 self.assertEqual(y, 0)
1367 self.assertIs(z, x)
1368
1369 def test_patma_145(self):
1370 x = frozenset()
1371 match x:
1372 case frozenset(z):
1373 y = 0
1374 self.assertEqual(x, frozenset())
1375 self.assertEqual(y, 0)
1376 self.assertIs(z, x)
1377
1378 def test_patma_146(self):
1379 x = 0
1380 match x:
1381 case int(z):
1382 y = 0
1383 self.assertEqual(x, 0)
1384 self.assertEqual(y, 0)
1385 self.assertIs(z, x)
1386
1387 def test_patma_147(self):
1388 x = []
1389 match x:
1390 case list(z):
1391 y = 0
1392 self.assertEqual(x, [])
1393 self.assertEqual(y, 0)
1394 self.assertIs(z, x)
1395
1396 def test_patma_148(self):
1397 x = set()
1398 match x:
1399 case set(z):
1400 y = 0
1401 self.assertEqual(x, set())
1402 self.assertEqual(y, 0)
1403 self.assertIs(z, x)
1404
1405 def test_patma_149(self):
1406 x = ""
1407 match x:
1408 case str(z):
1409 y = 0
1410 self.assertEqual(x, "")
1411 self.assertEqual(y, 0)
1412 self.assertIs(z, x)
1413
1414 def test_patma_150(self):
1415 x = ()
1416 match x:
1417 case tuple(z):
1418 y = 0
1419 self.assertEqual(x, ())
1420 self.assertEqual(y, 0)
1421 self.assertIs(z, x)
1422
1423 def test_patma_151(self):
1424 x = 0
1425 match x,:
1426 case y,:
1427 z = 0
1428 self.assertEqual(x, 0)
1429 self.assertIs(y, x)
1430 self.assertIs(z, 0)
1431
1432 def test_patma_152(self):
1433 w = 0
1434 x = 0
1435 match w, x:
1436 case y, z:
1437 v = 0
1438 self.assertEqual(w, 0)
1439 self.assertEqual(x, 0)
1440 self.assertIs(y, w)
1441 self.assertIs(z, x)
1442 self.assertEqual(v, 0)
1443
1444 def test_patma_153(self):
1445 x = 0
1446 match w := x,:
1447 case y as v,:
1448 z = 0
1449 self.assertEqual(x, 0)
1450 self.assertIs(y, x)
1451 self.assertEqual(z, 0)
1452 self.assertIs(w, x)
1453 self.assertIs(v, y)
1454
1455 def test_patma_154(self):
1456 x = 0
1457 y = None
1458 match x:
1459 case 0 if x:
1460 y = 0
1461 self.assertEqual(x, 0)
1462 self.assertIs(y, None)
1463
1464 def test_patma_155(self):
1465 x = 0
1466 y = None
1467 match x:
1468 case 1e1000:
1469 y = 0
1470 self.assertEqual(x, 0)
1471 self.assertIs(y, None)
1472
1473 def test_patma_156(self):
1474 x = 0
1475 match x:
1476 case z:
1477 y = 0
1478 self.assertEqual(x, 0)
1479 self.assertEqual(y, 0)
1480 self.assertIs(z, x)
1481
1482 def test_patma_157(self):
1483 x = 0
1484 y = None
1485 match x:
1486 case _ if x:
1487 y = 0
1488 self.assertEqual(x, 0)
1489 self.assertIs(y, None)
1490
1491 def test_patma_158(self):
1492 x = 0
1493 match x:
1494 case -1e1000:
1495 y = 0
1496 case 0:
1497 y = 1
1498 self.assertEqual(x, 0)
1499 self.assertEqual(y, 1)
1500
1501 def test_patma_159(self):
1502 x = 0
1503 match x:
1504 case 0 if not x:
1505 y = 0
1506 case 1:
1507 y = 1
1508 self.assertEqual(x, 0)
1509 self.assertEqual(y, 0)
1510
1511 def test_patma_160(self):
1512 x = 0
1513 z = None
1514 match x:
1515 case 0:
1516 y = 0
1517 case z if x:
1518 y = 1
1519 self.assertEqual(x, 0)
1520 self.assertEqual(y, 0)
1521 self.assertIs(z, None)
1522
1523 def test_patma_161(self):
1524 x = 0
1525 match x:
1526 case 0:
1527 y = 0
1528 case _:
1529 y = 1
1530 self.assertEqual(x, 0)
1531 self.assertEqual(y, 0)
1532
1533 def test_patma_162(self):
1534 x = 0
1535 match x:
1536 case 1 if x:
1537 y = 0
1538 case 0:
1539 y = 1
1540 self.assertEqual(x, 0)
1541 self.assertEqual(y, 1)
1542
1543 def test_patma_163(self):
1544 x = 0
1545 y = None
1546 match x:
1547 case 1:
1548 y = 0
1549 case 1 if not x:
1550 y = 1
1551 self.assertEqual(x, 0)
1552 self.assertIs(y, None)
1553
1554 def test_patma_164(self):
1555 x = 0
1556 match x:
1557 case 1:
1558 y = 0
1559 case z:
1560 y = 1
1561 self.assertEqual(x, 0)
1562 self.assertEqual(y, 1)
1563 self.assertIs(z, x)
1564
1565 def test_patma_165(self):
1566 x = 0
1567 match x:
1568 case 1 if x:
1569 y = 0
1570 case _:
1571 y = 1
1572 self.assertEqual(x, 0)
1573 self.assertEqual(y, 1)
1574
1575 def test_patma_166(self):
1576 x = 0
1577 match x:
1578 case z if not z:
1579 y = 0
1580 case 0 if x:
1581 y = 1
1582 self.assertEqual(x, 0)
1583 self.assertEqual(y, 0)
1584 self.assertIs(z, x)
1585
1586 def test_patma_167(self):
1587 x = 0
1588 match x:
1589 case z if not z:
1590 y = 0
1591 case 1:
1592 y = 1
1593 self.assertEqual(x, 0)
1594 self.assertEqual(y, 0)
1595 self.assertIs(z, x)
1596
1597 def test_patma_168(self):
1598 x = 0
1599 match x:
1600 case z if not x:
1601 y = 0
1602 case z:
1603 y = 1
1604 self.assertEqual(x, 0)
1605 self.assertEqual(y, 0)
1606 self.assertIs(z, x)
1607
1608 def test_patma_169(self):
1609 x = 0
1610 match x:
1611 case z if not z:
1612 y = 0
1613 case _ if x:
1614 y = 1
1615 self.assertEqual(x, 0)
1616 self.assertEqual(y, 0)
1617 self.assertIs(z, x)
1618
1619 def test_patma_170(self):
1620 x = 0
1621 match x:
1622 case _ if not x:
1623 y = 0
1624 case 0:
1625 y = 1
1626 self.assertEqual(x, 0)
1627 self.assertEqual(y, 0)
1628
1629 def test_patma_171(self):
1630 x = 0
1631 y = None
1632 match x:
1633 case _ if x:
1634 y = 0
1635 case 1:
1636 y = 1
1637 self.assertEqual(x, 0)
1638 self.assertIs(y, None)
1639
1640 def test_patma_172(self):
1641 x = 0
1642 z = None
1643 match x:
1644 case _ if not x:
1645 y = 0
1646 case z if not x:
1647 y = 1
1648 self.assertEqual(x, 0)
1649 self.assertEqual(y, 0)
1650 self.assertIs(z, None)
1651
1652 def test_patma_173(self):
1653 x = 0
1654 match x:
1655 case _ if not x:
1656 y = 0
1657 case _:
1658 y = 1
1659 self.assertEqual(x, 0)
1660 self.assertEqual(y, 0)
1661
1662 def test_patma_174(self):
1663 def http_error(status):
1664 match status:
1665 case 400:
1666 return "Bad request"
1667 case 401:
1668 return "Unauthorized"
1669 case 403:
1670 return "Forbidden"
1671 case 404:
1672 return "Not found"
1673 case 418:
1674 return "I'm a teapot"
1675 case _:
1676 return "Something else"
1677 self.assertEqual(http_error(400), "Bad request")
1678 self.assertEqual(http_error(401), "Unauthorized")
1679 self.assertEqual(http_error(403), "Forbidden")
1680 self.assertEqual(http_error(404), "Not found")
1681 self.assertEqual(http_error(418), "I'm a teapot")
1682 self.assertEqual(http_error(123), "Something else")
1683 self.assertEqual(http_error("400"), "Something else")
1684 self.assertEqual(http_error(401 | 403 | 404), "Something else") # 407
1685
1686 def test_patma_175(self):
1687 def http_error(status):
1688 match status:
1689 case 400:
1690 return "Bad request"
1691 case 401 | 403 | 404:
1692 return "Not allowed"
1693 case 418:
1694 return "I'm a teapot"
1695 self.assertEqual(http_error(400), "Bad request")
1696 self.assertEqual(http_error(401), "Not allowed")
1697 self.assertEqual(http_error(403), "Not allowed")
1698 self.assertEqual(http_error(404), "Not allowed")
1699 self.assertEqual(http_error(418), "I'm a teapot")
1700 self.assertIs(http_error(123), None)
1701 self.assertIs(http_error("400"), None)
1702 self.assertIs(http_error(401 | 403 | 404), None) # 407
1703
1704 @no_perf
1705 def test_patma_176(self):
1706 def whereis(point):
1707 match point:
1708 case (0, 0):
1709 return "Origin"
1710 case (0, y):
1711 return f"Y={y}"
1712 case (x, 0):
1713 return f"X={x}"
1714 case (x, y):
1715 return f"X={x}, Y={y}"
1716 case _:
1717 raise ValueError("Not a point")
1718 self.assertEqual(whereis((0, 0)), "Origin")
1719 self.assertEqual(whereis((0, -1.0)), "Y=-1.0")
1720 self.assertEqual(whereis(("X", 0)), "X=X")
1721 self.assertEqual(whereis((None, 1j)), "X=None, Y=1j")
1722 with self.assertRaises(ValueError):
1723 whereis(42)
1724
1725 def test_patma_177(self):
1726 def whereis(point):
1727 match point:
1728 case Point(0, 0):
1729 return "Origin"
1730 case Point(0, y):
1731 return f"Y={y}"
1732 case Point(x, 0):
1733 return f"X={x}"
1734 case Point():
1735 return "Somewhere else"
1736 case _:
1737 return "Not a point"
1738 self.assertEqual(whereis(Point(1, 0)), "X=1")
1739 self.assertEqual(whereis(Point(0, 0)), "Origin")
1740 self.assertEqual(whereis(10), "Not a point")
1741 self.assertEqual(whereis(Point(False, False)), "Origin")
1742 self.assertEqual(whereis(Point(0, -1.0)), "Y=-1.0")
1743 self.assertEqual(whereis(Point("X", 0)), "X=X")
1744 self.assertEqual(whereis(Point(None, 1j)), "Somewhere else")
1745 self.assertEqual(whereis(Point), "Not a point")
1746 self.assertEqual(whereis(42), "Not a point")
1747
1748 def test_patma_178(self):
1749 def whereis(point):
1750 match point:
1751 case Point(1, var):
1752 return var
1753 self.assertEqual(whereis(Point(1, 0)), 0)
1754 self.assertIs(whereis(Point(0, 0)), None)
1755
1756 def test_patma_179(self):
1757 def whereis(point):
1758 match point:
1759 case Point(1, y=var):
1760 return var
1761 self.assertEqual(whereis(Point(1, 0)), 0)
1762 self.assertIs(whereis(Point(0, 0)), None)
1763
1764 def test_patma_180(self):
1765 def whereis(point):
1766 match point:
1767 case Point(x=1, y=var):
1768 return var
1769 self.assertEqual(whereis(Point(1, 0)), 0)
1770 self.assertIs(whereis(Point(0, 0)), None)
1771
1772 def test_patma_181(self):
1773 def whereis(point):
1774 match point:
1775 case Point(y=var, x=1):
1776 return var
1777 self.assertEqual(whereis(Point(1, 0)), 0)
1778 self.assertIs(whereis(Point(0, 0)), None)
1779
1780 def test_patma_182(self):
1781 def whereis(points):
1782 match points:
1783 case []:
1784 return "No points"
1785 case [Point(0, 0)]:
1786 return "The origin"
1787 case [Point(x, y)]:
1788 return f"Single point {x}, {y}"
1789 case [Point(0, y1), Point(0, y2)]:
1790 return f"Two on the Y axis at {y1}, {y2}"
1791 case _:
1792 return "Something else"
1793 self.assertEqual(whereis([]), "No points")
1794 self.assertEqual(whereis([Point(0, 0)]), "The origin")
1795 self.assertEqual(whereis([Point(0, 1)]), "Single point 0, 1")
1796 self.assertEqual(whereis([Point(0, 0), Point(0, 0)]), "Two on the Y axis at 0, 0")
1797 self.assertEqual(whereis([Point(0, 1), Point(0, 1)]), "Two on the Y axis at 1, 1")
1798 self.assertEqual(whereis([Point(0, 0), Point(1, 0)]), "Something else")
1799 self.assertEqual(whereis([Point(0, 0), Point(0, 0), Point(0, 0)]), "Something else")
1800 self.assertEqual(whereis([Point(0, 1), Point(0, 1), Point(0, 1)]), "Something else")
1801
1802 def test_patma_183(self):
1803 def whereis(point):
1804 match point:
1805 case Point(x, y) if x == y:
1806 return f"Y=X at {x}"
1807 case Point(x, y):
1808 return "Not on the diagonal"
1809 self.assertEqual(whereis(Point(0, 0)), "Y=X at 0")
1810 self.assertEqual(whereis(Point(0, False)), "Y=X at 0")
1811 self.assertEqual(whereis(Point(False, 0)), "Y=X at False")
1812 self.assertEqual(whereis(Point(-1 - 1j, -1 - 1j)), "Y=X at (-1-1j)")
1813 self.assertEqual(whereis(Point("X", "X")), "Y=X at X")
1814 self.assertEqual(whereis(Point("X", "x")), "Not on the diagonal")
1815
1816 def test_patma_184(self):
1817 class Seq(collections.abc.Sequence):
1818 __getitem__ = None
1819 def __len__(self):
1820 return 0
1821 match Seq():
1822 case []:
1823 y = 0
1824 self.assertEqual(y, 0)
1825
1826 def test_patma_185(self):
1827 class Seq(collections.abc.Sequence):
1828 __getitem__ = None
1829 def __len__(self):
1830 return 42
1831 match Seq():
1832 case [*_]:
1833 y = 0
1834 self.assertEqual(y, 0)
1835
1836 def test_patma_186(self):
1837 class Seq(collections.abc.Sequence):
1838 def __getitem__(self, i):
1839 return i
1840 def __len__(self):
1841 return 42
1842 match Seq():
1843 case [x, *_, y]:
1844 z = 0
1845 self.assertEqual(x, 0)
1846 self.assertEqual(y, 41)
1847 self.assertEqual(z, 0)
1848
1849 def test_patma_187(self):
1850 w = range(10)
1851 match w:
1852 case [x, y, *rest]:
1853 z = 0
1854 self.assertEqual(w, range(10))
1855 self.assertEqual(x, 0)
1856 self.assertEqual(y, 1)
1857 self.assertEqual(z, 0)
1858 self.assertEqual(rest, list(range(2, 10)))
1859
1860 def test_patma_188(self):
1861 w = range(100)
1862 match w:
1863 case (x, y, *rest):
1864 z = 0
1865 self.assertEqual(w, range(100))
1866 self.assertEqual(x, 0)
1867 self.assertEqual(y, 1)
1868 self.assertEqual(z, 0)
1869 self.assertEqual(rest, list(range(2, 100)))
1870
1871 def test_patma_189(self):
1872 w = range(1000)
1873 match w:
1874 case x, y, *rest:
1875 z = 0
1876 self.assertEqual(w, range(1000))
1877 self.assertEqual(x, 0)
1878 self.assertEqual(y, 1)
1879 self.assertEqual(z, 0)
1880 self.assertEqual(rest, list(range(2, 1000)))
1881
1882 def test_patma_190(self):
1883 w = range(1 << 10)
1884 match w:
1885 case [x, y, *_]:
1886 z = 0
1887 self.assertEqual(w, range(1 << 10))
1888 self.assertEqual(x, 0)
1889 self.assertEqual(y, 1)
1890 self.assertEqual(z, 0)
1891
1892 def test_patma_191(self):
1893 w = range(1 << 20)
1894 match w:
1895 case (x, y, *_):
1896 z = 0
1897 self.assertEqual(w, range(1 << 20))
1898 self.assertEqual(x, 0)
1899 self.assertEqual(y, 1)
1900 self.assertEqual(z, 0)
1901
1902 def test_patma_192(self):
1903 w = range(1 << 30)
1904 match w:
1905 case x, y, *_:
1906 z = 0
1907 self.assertEqual(w, range(1 << 30))
1908 self.assertEqual(x, 0)
1909 self.assertEqual(y, 1)
1910 self.assertEqual(z, 0)
1911
1912 def test_patma_193(self):
1913 x = {"bandwidth": 0, "latency": 1}
1914 match x:
1915 case {"bandwidth": b, "latency": l}:
1916 y = 0
1917 self.assertEqual(x, {"bandwidth": 0, "latency": 1})
1918 self.assertIs(b, x["bandwidth"])
1919 self.assertIs(l, x["latency"])
1920 self.assertEqual(y, 0)
1921
1922 def test_patma_194(self):
1923 x = {"bandwidth": 0, "latency": 1, "key": "value"}
1924 match x:
1925 case {"latency": l, "bandwidth": b}:
1926 y = 0
1927 self.assertEqual(x, {"bandwidth": 0, "latency": 1, "key": "value"})
1928 self.assertIs(l, x["latency"])
1929 self.assertIs(b, x["bandwidth"])
1930 self.assertEqual(y, 0)
1931
1932 def test_patma_195(self):
1933 x = {"bandwidth": 0, "latency": 1, "key": "value"}
1934 match x:
1935 case {"bandwidth": b, "latency": l, **rest}:
1936 y = 0
1937 self.assertEqual(x, {"bandwidth": 0, "latency": 1, "key": "value"})
1938 self.assertIs(b, x["bandwidth"])
1939 self.assertIs(l, x["latency"])
1940 self.assertEqual(rest, {"key": "value"})
1941 self.assertEqual(y, 0)
1942
1943 def test_patma_196(self):
1944 x = {"bandwidth": 0, "latency": 1}
1945 match x:
1946 case {"latency": l, "bandwidth": b, **rest}:
1947 y = 0
1948 self.assertEqual(x, {"bandwidth": 0, "latency": 1})
1949 self.assertIs(l, x["latency"])
1950 self.assertIs(b, x["bandwidth"])
1951 self.assertEqual(rest, {})
1952 self.assertEqual(y, 0)
1953
1954 def test_patma_197(self):
1955 w = [Point(-1, 0), Point(1, 2)]
1956 match w:
1957 case (Point(x1, y1), Point(x2, y2) as p2):
1958 z = 0
1959 self.assertEqual(w, [Point(-1, 0), Point(1, 2)])
1960 self.assertIs(x1, w[0].x)
1961 self.assertIs(y1, w[0].y)
1962 self.assertIs(p2, w[1])
1963 self.assertIs(x2, w[1].x)
1964 self.assertIs(y2, w[1].y)
1965 self.assertIs(z, 0)
1966
1967 def test_patma_198(self):
1968 class Color(enum.Enum):
1969 RED = 0
1970 GREEN = 1
1971 BLUE = 2
1972 def f(color):
1973 match color:
1974 case Color.RED:
1975 return "I see red!"
1976 case Color.GREEN:
1977 return "Grass is green"
1978 case Color.BLUE:
1979 return "I'm feeling the blues :("
1980 self.assertEqual(f(Color.RED), "I see red!")
1981 self.assertEqual(f(Color.GREEN), "Grass is green")
1982 self.assertEqual(f(Color.BLUE), "I'm feeling the blues :(")
1983 self.assertIs(f(Color), None)
1984 self.assertIs(f(0), None)
1985 self.assertIs(f(1), None)
1986 self.assertIs(f(2), None)
1987 self.assertIs(f(3), None)
1988 self.assertIs(f(False), None)
1989 self.assertIs(f(True), None)
1990 self.assertIs(f(2+0j), None)
1991 self.assertIs(f(3.0), None)
1992
1993 def test_patma_199(self):
1994 class Color(int, enum.Enum):
1995 RED = 0
1996 GREEN = 1
1997 BLUE = 2
1998 def f(color):
1999 match color:
2000 case Color.RED:
2001 return "I see red!"
2002 case Color.GREEN:
2003 return "Grass is green"
2004 case Color.BLUE:
2005 return "I'm feeling the blues :("
2006 self.assertEqual(f(Color.RED), "I see red!")
2007 self.assertEqual(f(Color.GREEN), "Grass is green")
2008 self.assertEqual(f(Color.BLUE), "I'm feeling the blues :(")
2009 self.assertIs(f(Color), None)
2010 self.assertEqual(f(0), "I see red!")
2011 self.assertEqual(f(1), "Grass is green")
2012 self.assertEqual(f(2), "I'm feeling the blues :(")
2013 self.assertIs(f(3), None)
2014 self.assertEqual(f(False), "I see red!")
2015 self.assertEqual(f(True), "Grass is green")
2016 self.assertEqual(f(2+0j), "I'm feeling the blues :(")
2017 self.assertIs(f(3.0), None)
2018
2019 def test_patma_200(self):
2020 class Class:
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]2021 __match_args__ = ("a", "b")
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]2022 c = Class()
2023 c.a = 0
2024 c.b = 1
2025 match c:
2026 case Class(x, y):
2027 z = 0
2028 self.assertIs(x, c.a)
2029 self.assertIs(y, c.b)
2030 self.assertEqual(z, 0)
2031
2032 def test_patma_201(self):
2033 class Class:
2034 __match_args__ = ("a", "b")
2035 c = Class()
2036 c.a = 0
2037 c.b = 1
2038 match c:
2039 case Class(x, b=y):
2040 z = 0
2041 self.assertIs(x, c.a)
2042 self.assertIs(y, c.b)
2043 self.assertEqual(z, 0)
2044
2045 def test_patma_202(self):
2046 class Parent:
2047 __match_args__ = "a", "b"
2048 class Child(Parent):
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]2049 __match_args__ = ("c", "d")
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]2050 c = Child()
2051 c.a = 0
2052 c.b = 1
2053 match c:
2054 case Parent(x, y):
2055 z = 0
2056 self.assertIs(x, c.a)
2057 self.assertIs(y, c.b)
2058 self.assertEqual(z, 0)
2059
2060 def test_patma_203(self):
2061 class Parent:
2062 __match_args__ = ("a", "b")
2063 class Child(Parent):
2064 __match_args__ = "c", "d"
2065 c = Child()
2066 c.a = 0
2067 c.b = 1
2068 match c:
2069 case Parent(x, b=y):
2070 z = 0
2071 self.assertIs(x, c.a)
2072 self.assertIs(y, c.b)
2073 self.assertEqual(z, 0)
2074
2075 def test_patma_204(self):
2076 def f(w):
2077 match w:
2078 case 42:
2079 out = locals()
2080 del out["w"]
2081 return out
2082 self.assertEqual(f(42), {})
2083 self.assertIs(f(0), None)
2084 self.assertEqual(f(42.0), {})
2085 self.assertIs(f("42"), None)
2086
2087 def test_patma_205(self):
2088 def f(w):
2089 match w:
2090 case 42.0:
2091 out = locals()
2092 del out["w"]
2093 return out
2094 self.assertEqual(f(42.0), {})
2095 self.assertEqual(f(42), {})
2096 self.assertIs(f(0.0), None)
2097 self.assertIs(f(0), None)
2098
2099 def test_patma_206(self):
2100 def f(w):
2101 match w:
2102 case 1 | 2 | 3:
2103 out = locals()
2104 del out["w"]
2105 return out
2106 self.assertEqual(f(1), {})
2107 self.assertEqual(f(2), {})
2108 self.assertEqual(f(3), {})
2109 self.assertEqual(f(3.0), {})
2110 self.assertIs(f(0), None)
2111 self.assertIs(f(4), None)
2112 self.assertIs(f("1"), None)
2113
2114 def test_patma_207(self):
2115 def f(w):
2116 match w:
2117 case [1, 2] | [3, 4]:
2118 out = locals()
2119 del out["w"]
2120 return out
2121 self.assertEqual(f([1, 2]), {})
2122 self.assertEqual(f([3, 4]), {})
2123 self.assertIs(f(42), None)
2124 self.assertIs(f([2, 3]), None)
2125 self.assertIs(f([1, 2, 3]), None)
2126 self.assertEqual(f([1, 2.0]), {})
2127
2128 def test_patma_208(self):
2129 def f(w):
2130 match w:
2131 case x:
2132 out = locals()
2133 del out["w"]
2134 return out
2135 self.assertEqual(f(42), {"x": 42})
2136 self.assertEqual(f((1, 2)), {"x": (1, 2)})
2137 self.assertEqual(f(None), {"x": None})
2138
2139 def test_patma_209(self):
2140 def f(w):
2141 match w:
2142 case _:
2143 out = locals()
2144 del out["w"]
2145 return out
2146 self.assertEqual(f(42), {})
2147 self.assertEqual(f(None), {})
2148 self.assertEqual(f((1, 2)), {})
2149
2150 def test_patma_210(self):
2151 def f(w):
2152 match w:
2153 case (x, y, z):
2154 out = locals()
2155 del out["w"]
2156 return out
2157 self.assertEqual(f((1, 2, 3)), {"x": 1, "y": 2, "z": 3})
2158 self.assertIs(f((1, 2)), None)
2159 self.assertIs(f((1, 2, 3, 4)), None)
2160 self.assertIs(f(123), None)
2161 self.assertIs(f("abc"), None)
2162 self.assertIs(f(b"abc"), None)
2163 self.assertEqual(f(array.array("b", b"abc")), {'x': 97, 'y': 98, 'z': 99})
2164 self.assertEqual(f(memoryview(b"abc")), {"x": 97, "y": 98, "z": 99})
2165 self.assertIs(f(bytearray(b"abc")), None)
2166
2167 def test_patma_211(self):
2168 def f(w):
2169 match w:
2170 case {"x": x, "y": "y", "z": z}:
2171 out = locals()
2172 del out["w"]
2173 return out
2174 self.assertEqual(f({"x": "x", "y": "y", "z": "z"}), {"x": "x", "z": "z"})
2175 self.assertEqual(f({"x": "x", "y": "y", "z": "z", "a": "a"}), {"x": "x", "z": "z"})
2176 self.assertIs(f(({"x": "x", "y": "yy", "z": "z", "a": "a"})), None)
2177 self.assertIs(f(({"x": "x", "y": "y"})), None)
2178
2179 def test_patma_212(self):
2180 def f(w):
2181 match w:
2182 case MyClass(int(xx), y="hello"):
2183 out = locals()
2184 del out["w"]
2185 return out
2186 self.assertEqual(f(MyClass(42, "hello")), {"xx": 42})
2187
2188 def test_patma_213(self):
2189 def f(w):
2190 match w:
2191 case (p, q) as x:
2192 out = locals()
2193 del out["w"]
2194 return out
2195 self.assertEqual(f((1, 2)), {"p": 1, "q": 2, "x": (1, 2)})
2196 self.assertEqual(f([1, 2]), {"p": 1, "q": 2, "x": [1, 2]})
2197 self.assertIs(f(12), None)
2198 self.assertIs(f((1, 2, 3)), None)
2199
2200 def test_patma_214(self):
2201 def f():
2202 match 42:
2203 case 42:
2204 return locals()
2205 self.assertEqual(set(f()), set())
2206
2207 def test_patma_215(self):
2208 def f():
2209 match 1:
2210 case 1 | 2 | 3:
2211 return locals()
2212 self.assertEqual(set(f()), set())
2213
2214 def test_patma_216(self):
2215 def f():
2216 match ...:
2217 case _:
2218 return locals()
2219 self.assertEqual(set(f()), set())
2220
2221 def test_patma_217(self):
2222 def f():
2223 match ...:
2224 case abc:
2225 return locals()
2226 self.assertEqual(set(f()), {"abc"})
2227
2228 @no_perf
2229 def test_patma_218(self):
2230 self.assert_syntax_error("""
2231 match ...:
2232 case "a" | a:
2233 pass
2234 """)
2235
2236 @no_perf
2237 def test_patma_219(self):
2238 self.assert_syntax_error("""
2239 match ...:
2240 case a | "a":
2241 pass
2242 """)
2243
2244 def test_patma_220(self):
2245 def f():
2246 match ..., ...:
2247 case a, b:
2248 return locals()
2249 self.assertEqual(set(f()), {"a", "b"})
2250
2251 @no_perf
2252 def test_patma_221(self):
2253 self.assert_syntax_error("""
2254 match ...:
2255 case a, a:
2256 pass
2257 """)
2258
2259 def test_patma_222(self):
2260 def f():
2261 match {"k": ..., "l": ...}:
2262 case {"k": a, "l": b}:
2263 return locals()
2264 self.assertEqual(set(f()), {"a", "b"})
2265
2266 @no_perf
2267 def test_patma_223(self):
2268 self.assert_syntax_error("""
2269 match ...:
2270 case {"k": a, "l": a}:
2271 pass
2272 """)
2273
2274 def test_patma_224(self):
2275 def f():
2276 match MyClass(..., ...):
2277 case MyClass(x, y=y):
2278 return locals()
2279 self.assertEqual(set(f()), {"x", "y"})
2280
2281 @no_perf
2282 def test_patma_225(self):
2283 self.assert_syntax_error("""
2284 match ...:
2285 case MyClass(x, x):
2286 pass
2287 """)
2288
2289 @no_perf
2290 def test_patma_226(self):
2291 self.assert_syntax_error("""
2292 match ...:
2293 case MyClass(x=x, y=x):
2294 pass
2295 """)
2296
2297 @no_perf
2298 def test_patma_227(self):
2299 self.assert_syntax_error("""
2300 match ...:
2301 case MyClass(x, y=x):
2302 pass
2303 """)
2304
2305 def test_patma_228(self):
2306 def f():
2307 match ...:
2308 case b as a:
2309 return locals()
2310 self.assertEqual(set(f()), {"a", "b"})
2311
2312 @no_perf
2313 def test_patma_229(self):
2314 self.assert_syntax_error("""
2315 match ...:
2316 case a as a:
2317 pass
2318 """)
2319
2320 def test_patma_230(self):
2321 def f(x):
2322 match x:
2323 case _:
2324 return 0
2325 self.assertEqual(f(0), 0)
2326 self.assertEqual(f(1), 0)
2327 self.assertEqual(f(2), 0)
2328 self.assertEqual(f(3), 0)
2329
2330 def test_patma_231(self):
2331 def f(x):
2332 match x:
2333 case 0:
2334 return 0
2335 self.assertEqual(f(0), 0)
2336 self.assertIs(f(1), None)
2337 self.assertIs(f(2), None)
2338 self.assertIs(f(3), None)
2339
2340 def test_patma_232(self):
2341 def f(x):
2342 match x:
2343 case 0:
2344 return 0
2345 case _:
2346 return 1
2347 self.assertEqual(f(0), 0)
2348 self.assertEqual(f(1), 1)
2349 self.assertEqual(f(2), 1)
2350 self.assertEqual(f(3), 1)
2351
2352 def test_patma_233(self):
2353 def f(x):
2354 match x:
2355 case 0:
2356 return 0
2357 case 1:
2358 return 1
2359 self.assertEqual(f(0), 0)
2360 self.assertEqual(f(1), 1)
2361 self.assertIs(f(2), None)
2362 self.assertIs(f(3), None)
2363
2364 def test_patma_234(self):
2365 def f(x):
2366 match x:
2367 case 0:
2368 return 0
2369 case 1:
2370 return 1
2371 case _:
2372 return 2
2373 self.assertEqual(f(0), 0)
2374 self.assertEqual(f(1), 1)
2375 self.assertEqual(f(2), 2)
2376 self.assertEqual(f(3), 2)
2377
2378 def test_patma_235(self):
2379 def f(x):
2380 match x:
2381 case 0:
2382 return 0
2383 case 1:
2384 return 1
2385 case 2:
2386 return 2
2387 self.assertEqual(f(0), 0)
2388 self.assertEqual(f(1), 1)
2389 self.assertEqual(f(2), 2)
2390 self.assertIs(f(3), None)
2391
2392 @no_perf
2393 def test_patma_236(self):
2394 self.assert_syntax_error("""
2395 match ...:
2396 case {**rest, "key": value}:
2397 pass
2398 """)
2399
2400 @no_perf
2401 def test_patma_237(self):
2402 self.assert_syntax_error("""
2403 match ...:
2404 case {"first": first, **rest, "last": last}:
2405 pass
2406 """)
2407
2408 @no_perf
2409 def test_patma_238(self):
2410 self.assert_syntax_error("""
2411 match ...:
2412 case *a, b, *c, d, *e:
2413 pass
2414 """)
2415
2416 @no_perf
2417 def test_patma_239(self):
2418 self.assert_syntax_error("""
2419 match ...:
2420 case a, *b, c, *d, e:
2421 pass
2422 """)
2423
2424 @no_perf
2425 def test_patma_240(self):
2426 self.assert_syntax_error("""
2427 match ...:
2428 case 0+0:
2429 pass
2430 """)
2431
2432 @no_perf
2433 def test_patma_241(self):
2434 self.assert_syntax_error("""
2435 match ...:
2436 case f"":
2437 pass
2438 """)
2439
2440 @no_perf
2441 def test_patma_242(self):
2442 self.assert_syntax_error("""
2443 match ...:
2444 case f"{x}":
2445 pass
2446 """)
2447
2448 @no_perf
2449 def test_patma_243(self):
2450 self.assert_syntax_error("""
2451 match 42:
2452 case x:
2453 pass
2454 case y:
2455 pass
2456 """)
2457
2458 @no_perf
2459 def test_patma_244(self):
2460 self.assert_syntax_error("""
2461 match ...:
2462 case {**_}:
2463 pass
2464 """)
2465
2466 @no_perf
2467 def test_patma_245(self):
2468 self.assert_syntax_error("""
2469 match ...:
2470 case 42 as _:
2471 pass
2472 """)
2473
2474 @no_perf
2475 def test_patma_246(self):
2476 class Class:
2477 __match_args__ = None
2478 x = Class()
2479 y = z = None
2480 with self.assertRaises(TypeError):
2481 match x:
2482 case Class(y):
2483 z = 0
2484 self.assertIs(y, None)
2485 self.assertIs(z, None)
2486
2487 @no_perf
2488 def test_patma_247(self):
2489 class Class:
2490 __match_args__ = "XYZ"
2491 x = Class()
2492 y = z = None
2493 with self.assertRaises(TypeError):
2494 match x:
2495 case Class(y):
2496 z = 0
2497 self.assertIs(y, None)
2498 self.assertIs(z, None)
2499
2500 @no_perf
2501 def test_patma_248(self):
2502 class Class:
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]2503 __match_args__ = (None,)
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]2504 x = Class()
2505 y = z = None
2506 with self.assertRaises(TypeError):
2507 match x:
2508 case Class(y):
2509 z = 0
2510 self.assertIs(y, None)
2511 self.assertIs(z, None)
2512
2513 @no_perf
2514 def test_patma_249(self):
2515 class Class:
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]2516 __match_args__ = ()
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]2517 x = Class()
2518 y = z = None
2519 with self.assertRaises(TypeError):
2520 match x:
2521 case Class(y):
2522 z = 0
2523 self.assertIs(y, None)
2524 self.assertIs(z, None)
2525
2526 @no_perf
2527 def test_patma_250(self):
2528 self.assert_syntax_error("""
2529 match ...:
2530 case Class(a=_, a=_):
2531 pass
2532 """)
2533
2534 @no_perf
2535 def test_patma_251(self):
2536 x = {"a": 0, "b": 1}
2537 w = y = z = None
2538 with self.assertRaises(ValueError):
2539 match x:
2540 case {"a": y, "a": z}:
2541 w = 0
2542 self.assertIs(w, None)
2543 self.assertIs(y, None)
2544 self.assertIs(z, None)
2545
2546 @no_perf
2547 def test_patma_252(self):
2548 class Keys:
2549 KEY = "a"
2550 x = {"a": 0, "b": 1}
2551 w = y = z = None
2552 with self.assertRaises(ValueError):
2553 match x:
2554 case {Keys.KEY: y, "a": z}:
2555 w = 0
2556 self.assertIs(w, None)
2557 self.assertIs(y, None)
2558 self.assertIs(z, None)
2559
2560 @no_perf
2561 def test_patma_253(self):
2562 class Class:
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]2563 __match_args__ = ("a", "a")
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]2564 a = None
2565 x = Class()
2566 w = y = z = None
2567 with self.assertRaises(TypeError):
2568 match x:
2569 case Class(y, z):
2570 w = 0
2571 self.assertIs(w, None)
2572 self.assertIs(y, None)
2573 self.assertIs(z, None)
2574
2575 @no_perf
2576 def test_patma_254(self):
2577 class Class:
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]2578 __match_args__ = ("a",)
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]2579 a = None
2580 x = Class()
2581 w = y = z = None
2582 with self.assertRaises(TypeError):
2583 match x:
2584 case Class(y, a=z):
2585 w = 0
2586 self.assertIs(w, None)
2587 self.assertIs(y, None)
2588 self.assertIs(z, None)
2589
2590 def test_patma_255(self):
2591 match():
2592 case():
2593 x = 0
2594 self.assertEqual(x, 0)
2595
2596 def test_patma_256(self):
2597 x = 0
2598 match(x):
2599 case(x):
2600 y = 0
2601 self.assertEqual(x, 0)
2602 self.assertEqual(y, 0)
2603
2604 def test_patma_257(self):
2605 x = 0
2606 match x:
2607 case False:
2608 y = 0
2609 case 0:
2610 y = 1
2611 self.assertEqual(x, 0)
2612 self.assertEqual(y, 1)
2613
2614 def test_patma_258(self):
2615 x = 1
2616 match x:
2617 case True:
2618 y = 0
2619 case 1:
2620 y = 1
2621 self.assertEqual(x, 1)
2622 self.assertEqual(y, 1)
2623
2624 def test_patma_259(self):
2625 class Eq:
2626 def __eq__(self, other):
2627 return True
2628 x = eq = Eq()
2629 y = None
2630 match x:
2631 case None:
2632 y = 0
2633 self.assertIs(x, eq)
2634 self.assertEqual(y, None)
2635
2636 def test_patma_260(self):
2637 x = False
2638 match x:
2639 case False:
2640 y = 0
2641 self.assertIs(x, False)
2642 self.assertEqual(y, 0)
2643
2644 def test_patma_261(self):
2645 x = True
2646 match x:
2647 case True:
2648 y = 0
2649 self.assertIs(x, True)
2650 self.assertEqual(y, 0)
2651
2652 def test_patma_262(self):
2653 x = None
2654 match x:
2655 case None:
2656 y = 0
2657 self.assertIs(x, None)
2658 self.assertEqual(y, 0)
2659
2660 def test_patma_263(self):
2661 x = 0
2662 match x:
2663 case (0 as w) as z:
2664 y = 0
2665 self.assertEqual(w, 0)
2666 self.assertEqual(x, 0)
2667 self.assertEqual(y, 0)
2668 self.assertEqual(z, 0)
2669
2670 def test_patma_264(self):
2671 x = 0
2672 match x:
2673 case (0 as w) as z:
2674 y = 0
2675 self.assertEqual(w, 0)
2676 self.assertEqual(x, 0)
2677 self.assertEqual(y, 0)
2678 self.assertEqual(z, 0)
2679
2680 def test_patma_265(self):
2681 x = ((0, 1), (2, 3))
2682 match x:
2683 case ((a as b, c as d) as e) as w, ((f as g, h) as i) as z:
2684 y = 0
2685 self.assertEqual(a, 0)
2686 self.assertEqual(b, 0)
2687 self.assertEqual(c, 1)
2688 self.assertEqual(d, 1)
2689 self.assertEqual(e, (0, 1))
2690 self.assertEqual(f, 2)
2691 self.assertEqual(g, 2)
2692 self.assertEqual(h, 3)
2693 self.assertEqual(i, (2, 3))
2694 self.assertEqual(w, (0, 1))
2695 self.assertEqual(x, ((0, 1), (2, 3)))
2696 self.assertEqual(y, 0)
2697 self.assertEqual(z, (2, 3))
2698
2699 @no_perf
2700 def test_patma_266(self):
2701 self.assert_syntax_error("""
2702 match ...:
2703 case _ | _:
2704 pass
2705 """)
2706
2707 @no_perf
2708 def test_patma_267(self):
2709 self.assert_syntax_error("""
2710 match ...:
2711 case (_ as x) | [x]:
2712 pass
2713 """)
2714
2715
2716 @no_perf
2717 def test_patma_268(self):
2718 self.assert_syntax_error("""
2719 match ...:
2720 case _ | _ if condition():
2721 pass
2722 """)
2723
2724
2725 @no_perf
2726 def test_patma_269(self):
2727 self.assert_syntax_error("""
2728 match ...:
2729 case x | [_ as x] if x:
2730 pass
2731 """)
2732
2733 @no_perf
2734 def test_patma_270(self):
2735 self.assert_syntax_error("""
2736 match ...:
2737 case _:
2738 pass
2739 case None:
2740 pass
2741 """)
2742
2743 @no_perf
2744 def test_patma_271(self):
2745 self.assert_syntax_error("""
2746 match ...:
2747 case x:
2748 pass
2749 case [x] if x:
2750 pass
2751 """)
2752
2753 @no_perf
2754 def test_patma_272(self):
2755 self.assert_syntax_error("""
2756 match ...:
2757 case x:
2758 pass
2759 case _:
2760 pass
2761 """)
2762
2763 @no_perf
2764 def test_patma_273(self):
2765 self.assert_syntax_error("""
2766 match ...:
2767 case (None | _) | _:
2768 pass
2769 """)
2770
2771 @no_perf
2772 def test_patma_274(self):
2773 self.assert_syntax_error("""
2774 match ...:
2775 case _ | (True | False):
2776 pass
2777 """)
2778
2779 def test_patma_275(self):
2780 x = collections.UserDict({0: 1, 2: 3})
2781 match x:
2782 case {2: 3}:
2783 y = 0
2784 self.assertEqual(x, {0: 1, 2: 3})
2785 self.assertEqual(y, 0)
2786
2787 def test_patma_276(self):
2788 x = collections.UserDict({0: 1, 2: 3})
2789 match x:
2790 case {2: 3, **z}:
2791 y = 0
2792 self.assertEqual(x, {0: 1, 2: 3})
2793 self.assertEqual(y, 0)
2794 self.assertEqual(z, {0: 1})
2795
2796 def test_patma_277(self):
2797 x = [[{0: 0}]]
2798 match x:
2799 case list([({-0-0j: int(real=0+0j, imag=0-0j) | (1) as z},)]):
2800 y = 0
2801 self.assertEqual(x, [[{0: 0}]])
2802 self.assertEqual(y, 0)
2803 self.assertEqual(z, 0)
2804
2805 def test_patma_278(self):
2806 x = range(3)
2807 match x:
2808 case [y, *_, z]:
2809 w = 0
2810 self.assertEqual(w, 0)
2811 self.assertEqual(x, range(3))
2812 self.assertEqual(y, 0)
2813 self.assertEqual(z, 2)
2814
2815 def test_patma_279(self):
2816 x = range(3)
2817 match x:
2818 case [_, *_, y]:
2819 z = 0
2820 self.assertEqual(x, range(3))
2821 self.assertEqual(y, 2)
2822 self.assertEqual(z, 0)
2823
2824 def test_patma_280(self):
2825 x = range(3)
2826 match x:
2827 case [*_, y]:
2828 z = 0
2829 self.assertEqual(x, range(3))
2830 self.assertEqual(y, 2)
2831 self.assertEqual(z, 0)
2832
2833 @no_perf
2834 def test_patma_281(self):
2835 x = range(10)
2836 y = None
2837 with self.assertRaises(TypeError):
2838 match x:
2839 case range(10):
2840 y = 0
2841 self.assertEqual(x, range(10))
2842 self.assertIs(y, None)
2843
Brandt Bucherf84d5a12021-04-05 19:17:08 -0700[diff] [blame]2844 @no_perf
2845 def test_patma_282(self):
2846 class Class:
2847 __match_args__ = ["spam", "eggs"]
2848 spam = 0
2849 eggs = 1
2850 x = Class()
2851 w = y = z = None
2852 with self.assertRaises(TypeError):
2853 match x:
2854 case Class(y, z):
2855 w = 0
2856 self.assertIs(w, None)
2857 self.assertIs(y, None)
2858 self.assertIs(z, None)
2859
Nick Coghlan1e7b8582021-04-29 15:58:44 +1000[diff] [blame]2860 @no_perf
2861 def test_patma_283(self):
2862 self.assert_syntax_error("""
2863 match ...:
2864 case {0+0: _}:
2865 pass
2866 """)
2867
2868 @no_perf
2869 def test_patma_284(self):
2870 self.assert_syntax_error("""
2871 match ...:
2872 case {f"": _}:
2873 pass
2874 """)
2875
Brandt Bucherdbe60ee2021-04-29 17:19:28 -0700[diff] [blame^]2876 @no_perf
2877 def test_patma_285(self):
2878 self.assert_syntax_error("""
2879 match ...:
2880 case 0j+0:
2881 pass
2882 """)
2883
2884 @no_perf
2885 def test_patma_286(self):
2886 self.assert_syntax_error("""
2887 match ...:
2888 case 0j+0j:
2889 pass
2890 """)
2891
2892 @no_perf
2893 def test_patma_287(self):
2894 self.assert_syntax_error("""
2895 match ...:
2896 case {0j+0: _}:
2897 pass
2898 """)
2899
2900 @no_perf
2901 def test_patma_288(self):
2902 self.assert_syntax_error("""
2903 match ...:
2904 case {0j+0j: _}:
2905 pass
2906 """)
2907
Brandt Bucher145bf262021-02-26 14:51:55 -0800[diff] [blame]2908
2909class PerfPatma(TestPatma):
2910
2911 def assertEqual(*_, **__):
2912 pass
2913
2914 def assertIs(*_, **__):
2915 pass
2916
2917 def assertRaises(*_, **__):
2918 assert False, "this test should be decorated with @no_perf!"
2919
2920 def assertWarns(*_, **__):
2921 assert False, "this test should be decorated with @no_perf!"
2922
2923 def run_perf(self):
2924 attrs = vars(TestPatma).items()
2925 tests = [
2926 attr for name, attr in attrs
2927 if name.startswith("test_") and not hasattr(attr, "no_perf")
2928 ]
2929 for _ in range(1 << 8):
2930 for test in tests:
2931 test(self)
2932
2933 @staticmethod
2934 def setUpClass():
2935 raise unittest.SkipTest("performance testing")
2936
2937
2938"""
2939sudo ./python -m pyperf system tune && \
2940 ./python -m pyperf timeit --rigorous --setup "from test.test_patma import PerfPatma; p = PerfPatma()" "p.run_perf()"; \
2941sudo ./python -m pyperf system reset
2942"""