Repository navigation
Expand file tree
/
Copy pathtest_method.py
More file actions
1325 lines (963 loc) · 41.4 KB
/
Copy pathtest_method.py
File metadata and controls
1325 lines (963 loc) · 41.4 KB
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
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# -*- coding: utf-8 -*-
"""Test CLR method support."""
import sys
import System
import pytest
from Python.Test import MethodTest
def test_instance_method_overwritable():
"""Test instance method overwriting."""
ob = MethodTest()
ob.OverwritableMethod = lambda: "overwritten"
assert ob.OverwritableMethod() == "overwritten"
def test_public_instance_method():
"""Test public instance method visibility."""
ob = MethodTest()
assert ob.PublicMethod() == "public"
def test_public_static_method():
"""Test public static method visibility."""
ob = MethodTest()
assert MethodTest.PublicStaticMethod() == "public static"
assert ob.PublicStaticMethod() == "public static"
def test_protected_instance_method():
"""Test protected instance method visibility."""
ob = MethodTest()
assert ob.ProtectedMethod() == "protected"
def test_protected_static_method():
"""Test protected static method visibility."""
ob = MethodTest()
result = "protected static"
assert MethodTest.ProtectedStaticMethod() == result
assert ob.ProtectedStaticMethod() == result
def test_internal_method():
"""Test internal method visibility."""
with pytest.raises(AttributeError):
_ = MethodTest().InternalMethod
with pytest.raises(AttributeError):
_ = MethodTest.InternalMethod
with pytest.raises(AttributeError):
_ = MethodTest().InternalStaticMethod
with pytest.raises(AttributeError):
_ = MethodTest.InternalStaticMethod
def test_private_method():
"""Test private method visibility."""
with pytest.raises(AttributeError):
_ = MethodTest().PrivateMethod
with pytest.raises(AttributeError):
_ = MethodTest.PrivateMethod
with pytest.raises(AttributeError):
_ = MethodTest().PrivateStaticMethod
with pytest.raises(AttributeError):
_ = MethodTest.PrivateStaticMethod
def test_unbound_managed_method_call():
"""Test calling unbound managed methods."""
from Python.Test import MethodTestSub
ob = MethodTest()
assert MethodTest.PublicMethod(ob) == "public"
with pytest.raises(TypeError):
MethodTest.PublicMethod()
ob = MethodTestSub()
assert MethodTestSub.PublicMethod(ob) == "public"
assert MethodTestSub.PublicMethod(ob, "echo") == "echo"
with pytest.raises(TypeError):
MethodTestSub.PublicMethod("echo")
def test_overloaded_method_inheritance():
"""Test that overloads are inherited properly."""
from Python.Test import MethodTestSub
ob = MethodTest()
assert ob.PublicMethod() == "public"
with pytest.raises(TypeError):
ob = MethodTest()
ob.PublicMethod("echo")
ob = MethodTestSub()
assert ob.PublicMethod() == "public"
assert ob.PublicMethod("echo") == "echo"
def test_method_descriptor_abuse():
"""Test method descriptor abuse."""
desc = MethodTest.__dict__['PublicMethod']
with pytest.raises(TypeError):
desc.__get__(0, 0)
with pytest.raises(AttributeError):
desc.__set__(0, 0)
def test_method_docstrings():
"""Test standard method docstring generation"""
method = MethodTest.GetType
value = 'System.Type GetType()'
assert method.__doc__ == value
# ======================================================================
# Tests of specific argument and result conversion scenarios
# ======================================================================
def test_method_call_enum_conversion():
"""Test enum conversion in method call."""
from System import TypeCode
ob = MethodTest()
r = ob.TestEnumConversion(TypeCode.Int32)
assert r == TypeCode.Int32
def test_method_call_flags_conversion():
"""Test flags conversion in method call."""
from System.IO import FileAccess
ob = MethodTest()
flags = FileAccess.Read | FileAccess.Write
r = ob.TestFlagsConversion(flags)
assert r == flags
def test_method_call_struct_conversion():
"""Test struct conversion in method call."""
from System import Guid
ob = MethodTest()
guid = Guid.NewGuid()
temp = guid.ToString()
r = ob.TestStructConversion(guid)
assert r.ToString() == temp
def test_subclass_instance_conversion():
"""Test subclass instance conversion in method call."""
class TestSubException(System.Exception):
pass
ob = MethodTest()
instance = TestSubException()
result = ob.TestSubclassConversion(instance)
assert isinstance(result, System.Exception)
def test_null_array_conversion():
"""Test null array conversion in method call."""
ob = MethodTest()
r = ob.TestNullArrayConversion(None)
assert r is None
def test_string_params_args():
"""Test use of string params."""
result = MethodTest.TestStringParamsArg('one', 'two', 'three')
assert result.Length == 4
assert len(result) == 4, result
assert result[0] == 'one'
assert result[1] == 'two'
assert result[2] == 'three'
# ensures params string[] overload takes precedence over params object[]
assert result[3] == 'tail'
result = MethodTest.TestStringParamsArg(['one', 'two', 'three'])
assert len(result) == 4
assert result[0] == 'one'
assert result[1] == 'two'
assert result[2] == 'three'
assert result[3] == 'tail'
def test_object_params_args():
"""Test use of object params."""
result = MethodTest.TestObjectParamsArg('one', 'two', 'three')
assert len(result) == 3, result
assert result[0] == 'one'
assert result[1] == 'two'
assert result[2] == 'three'
result = MethodTest.TestObjectParamsArg(['one', 'two', 'three'])
assert len(result) == 3, result
assert result[0] == 'one'
assert result[1] == 'two'
assert result[2] == 'three'
def test_value_params_args():
"""Test use of value type params."""
result = MethodTest.TestValueParamsArg(1, 2, 3)
assert len(result) == 3
assert result[0] == 1
assert result[1] == 2
assert result[2] == 3
result = MethodTest.TestValueParamsArg([1, 2, 3])
assert len(result) == 3
assert result[0] == 1
assert result[1] == 2
assert result[2] == 3
def test_non_params_array_in_last_place():
"""Test overload resolution with of non-"params" array as
last parameter."""
result = MethodTest.TestNonParamsArrayInLastPlace(1, 2, 3)
assert result
def test_params_methods_with_no_params():
"""Tests that passing no arguments to a params method
passes an empty array"""
result = MethodTest.TestValueParamsArg()
assert len(result) == 0
result = MethodTest.TestOneArgWithParams('Some String')
assert len(result) == 0
result = MethodTest.TestTwoArgWithParams('Some String', 'Some Other String')
assert len(result) == 0
def test_params_methods_with_non_lists():
"""Tests that passing single parameters to a params
method will convert into an array on the .NET side"""
result = MethodTest.TestOneArgWithParams('Some String', [1, 2, 3, 4])
assert len(result) == 4
result = MethodTest.TestOneArgWithParams('Some String', 1, 2, 3, 4)
assert len(result) == 4
result = MethodTest.TestOneArgWithParams('Some String', [5])
assert len(result) == 1
result = MethodTest.TestOneArgWithParams('Some String', 5)
assert len(result) == 1
def test_params_method_with_lists():
"""Tests passing multiple lists to a params object[] method"""
result = MethodTest.TestObjectParamsArg([],[])
assert len(result) == 2
def test_string_out_params():
"""Test use of string out-parameters."""
result = MethodTest.TestStringOutParams("hi", "there")
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
result = MethodTest.TestStringOutParams("hi", None)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
def test_string_out_params_without_passing_string_value():
"""Test use of string out-parameters."""
# @eirannejad 2022-01-13
# QuantConnect fork: out parameters must be supplied; omitting them means
# no overload matches.
with pytest.raises(TypeError):
MethodTest.TestStringOutParams("hi")
def test_string_ref_params():
"""Test use of string byref parameters."""
result = MethodTest.TestStringRefParams("hi", "there")
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
result = MethodTest.TestStringRefParams("hi", None)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
def test_value_out_params():
"""Test use of value type out-parameters."""
result = MethodTest.TestValueOutParams("hi", 1)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == 42
# None cannot be converted to a value type like int, long, etc.
with pytest.raises(TypeError):
MethodTest.TestValueOutParams("hi", None)
def test_value_out_params_without_passing_string_value():
"""Test use of string out-parameters."""
# @eirannejad 2022-01-13
# QuantConnect fork: out parameters must be supplied; omitting them means
# no overload matches.
with pytest.raises(TypeError):
MethodTest.TestValueOutParams("hi")
def test_value_ref_params():
"""Test use of value type byref parameters."""
result = MethodTest.TestValueRefParams("hi", 1)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == 42
# None cannot be converted to a value type like int, long, etc.
with pytest.raises(TypeError):
MethodTest.TestValueRefParams("hi", None)
def test_object_out_params():
"""Test use of object out-parameters."""
result = MethodTest.TestObjectOutParams("hi", MethodTest())
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert isinstance(result[1], System.Exception)
result = MethodTest.TestObjectOutParams("hi", None)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert isinstance(result[1], System.Exception)
def test_object_out_params_without_passing_string_value():
"""Test use of object out-parameters."""
# QuantConnect fork: out parameters must be supplied; omitting them means
# no overload matches.
with pytest.raises(TypeError):
MethodTest.TestObjectOutParams("hi")
def test_object_ref_params():
"""Test use of object byref parameters."""
result = MethodTest.TestObjectRefParams("hi", MethodTest())
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert isinstance(result[1], System.Exception)
result = MethodTest.TestObjectRefParams("hi", None)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert isinstance(result[1], System.Exception)
def test_struct_out_params():
"""Test use of struct out-parameters."""
result = MethodTest.TestStructOutParams("hi", System.Guid.NewGuid())
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert isinstance(result[1], System.Guid)
# None cannot be converted to a value type like a struct
with pytest.raises(TypeError):
MethodTest.TestValueRefParams("hi", None)
def test_struct_out_params_without_passing_string_value():
"""Test use of struct out-parameters."""
# QuantConnect fork: out parameters must be supplied; omitting them means
# no overload matches.
with pytest.raises(TypeError):
MethodTest.TestStructOutParams("hi")
def test_struct_ref_params():
"""Test use of struct byref parameters."""
result = MethodTest.TestStructRefParams("hi", System.Guid.NewGuid())
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert isinstance(result[1], System.Guid)
# None cannot be converted to a value type like a struct
with pytest.raises(TypeError):
MethodTest.TestValueRefParams("hi", None)
def test_void_single_out_param():
"""Test void method with single out-parameter."""
result = MethodTest.TestVoidSingleOutParam(9)
assert result == 42
# None cannot be converted to a value type
with pytest.raises(TypeError):
MethodTest.TestVoidSingleOutParam(None)
def test_void_single_ref_param():
"""Test void method with single ref-parameter."""
result = MethodTest.TestVoidSingleRefParam(9)
assert result == 42
# None cannot be converted to a value type
with pytest.raises(TypeError):
MethodTest.TestVoidSingleRefParam(None)
def test_single_default_param():
"""Test void method with single ref-parameter."""
result = MethodTest.TestSingleDefaultParam()
assert result == 5
def test_one_arg_and_two_default_param():
"""Test void method with single ref-parameter."""
result = MethodTest.TestOneArgAndTwoDefaultParam(11)
assert result == 22
result = MethodTest.TestOneArgAndTwoDefaultParam(15)
assert result == 26
result = MethodTest.TestOneArgAndTwoDefaultParam(20)
assert result == 31
def test_two_default_param():
"""Test void method with single ref-parameter."""
result = MethodTest.TestTwoDefaultParam()
assert result == 11
def test_explicit_selection_with_out_modifier():
"""Check explicit overload selection with out modifiers."""
refstr = System.String("").GetType().MakeByRefType()
result = MethodTest.TestStringOutParams.__overloads__[str, refstr](
"hi", "there")
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
result = MethodTest.TestStringOutParams.__overloads__[str, refstr](
"hi", None)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
def test_explicit_selection_with_ref_modifier():
"""Check explicit overload selection with ref modifiers."""
refstr = System.String("").GetType().MakeByRefType()
result = MethodTest.TestStringRefParams.__overloads__[str, refstr](
"hi", "there")
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
result = MethodTest.TestStringRefParams.__overloads__[str, refstr](
"hi", None)
assert isinstance(result, tuple)
assert len(result) == 2
assert result[0] is True
assert result[1] == "output string"
def test_explicit_overload_selection():
"""Check explicit overload selection using [] syntax."""
from Python.Test import ISayHello1, InterfaceTest, ShortEnum
from System import Array
inst = InterfaceTest()
value = MethodTest.Overloaded.__overloads__[System.Boolean](True)
assert value is True
value = MethodTest.Overloaded.__overloads__[bool](True)
assert value is True
value = MethodTest.Overloaded.__overloads__[System.Byte](255)
assert value == 255
value = MethodTest.Overloaded.__overloads__[System.SByte](127)
assert value == 127
value = MethodTest.Overloaded.__overloads__[System.Char](u'A')
assert value == u'A'
value = MethodTest.Overloaded.__overloads__[System.Char](65535)
assert value == chr(65535)
value = MethodTest.Overloaded.__overloads__[System.Int16](32767)
assert value == 32767
value = MethodTest.Overloaded.__overloads__[System.Int32](2147483647)
assert value == 2147483647
value = MethodTest.Overloaded.__overloads__[int](2147483647)
assert value == 2147483647
value = MethodTest.Overloaded.__overloads__[System.Int64](
9223372036854775807
)
assert value == 9223372036854775807
value = MethodTest.Overloaded.__overloads__[System.UInt16](65000)
assert value == 65000
value = MethodTest.Overloaded.__overloads__[System.UInt32](
4294967295
)
assert value == 4294967295
value = MethodTest.Overloaded.__overloads__[System.UInt64](
18446744073709551615
)
assert value == 18446744073709551615
value = MethodTest.Overloaded.__overloads__[System.Single](3.402823e38)
assert value == System.Single(3.402823e38)
value = MethodTest.Overloaded.__overloads__[System.Double](
1.7976931348623157e308)
assert value == 1.7976931348623157e308
value = MethodTest.Overloaded.__overloads__[float](
1.7976931348623157e308)
assert value == 1.7976931348623157e308
value = MethodTest.Overloaded.__overloads__[System.Decimal](
System.Decimal.One)
assert value == System.Decimal.One
value = MethodTest.Overloaded.__overloads__[System.String]("spam")
assert value == "spam"
value = MethodTest.Overloaded.__overloads__[str]("spam")
assert value == "spam"
value = MethodTest.Overloaded.__overloads__[ShortEnum](ShortEnum.Zero)
assert value == ShortEnum.Zero
value = MethodTest.Overloaded.__overloads__[System.Object](inst)
assert value.__class__ == inst.__class__
value = MethodTest.Overloaded.__overloads__[InterfaceTest](inst)
assert value.__class__ == inst.__class__
value = MethodTest.Overloaded.__overloads__[ISayHello1](inst)
assert value.__class__ == inst.__class__
atype = Array[System.Object]
value = MethodTest.Overloaded.__overloads__[str, int, atype](
"one", 1, atype([1, 2, 3]))
assert value == 3
value = MethodTest.Overloaded.__overloads__[str, int]("one", 1)
assert value == 1
value = MethodTest.Overloaded.__overloads__[int, str](1, "one")
assert value == 1
def test_overload_selection_with_array_types():
"""Check overload selection using array types."""
from Python.Test import ISayHello1, InterfaceTest, ShortEnum
from System import Array
inst = InterfaceTest()
vtype = Array[System.Boolean]
input_ = vtype([True, True])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] is True
assert value[1] is True
vtype = Array[bool]
input_ = vtype([True, True])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] is True
assert value[1] is True
vtype = Array[System.Byte]
input_ = vtype([0, 255])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 255
vtype = Array[System.SByte]
input_ = vtype([0, 127])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 127
vtype = Array[System.Char]
input_ = vtype([u'A', u'Z'])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == u'A'
assert value[1] == u'Z'
vtype = Array[System.Char]
input_ = vtype([0, 65535])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == chr(0)
assert value[1] == chr(65535)
vtype = Array[System.Int16]
input_ = vtype([0, 32767])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 32767
vtype = Array[System.Int32]
input_ = vtype([0, 2147483647])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 2147483647
vtype = Array[int]
input_ = vtype([0, 2147483647])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 2147483647
vtype = Array[System.Int64]
input_ = vtype([0, 9223372036854775807])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 9223372036854775807
vtype = Array[System.UInt16]
input_ = vtype([0, 65000])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 65000
vtype = Array[System.UInt32]
input_ = vtype([0, 4294967295])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 4294967295
vtype = Array[System.UInt64]
input_ = vtype([0, 18446744073709551615])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0
assert value[1] == 18446744073709551615
vtype = Array[System.Single]
input_ = vtype([0.0, 3.402823e38])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0.0
assert value[1] == System.Single(3.402823e38)
vtype = Array[System.Double]
input_ = vtype([0.0, 1.7976931348623157e308])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0.0
assert value[1] == 1.7976931348623157e308
vtype = Array[float]
input_ = vtype([0.0, 1.7976931348623157e308])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == 0.0
assert value[1] == 1.7976931348623157e308
vtype = Array[System.Decimal]
input_ = vtype([System.Decimal.Zero, System.Decimal.One])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == System.Decimal.Zero
assert value[1] == System.Decimal.One
vtype = Array[System.String]
input_ = vtype(["one", "two"])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == "one"
assert value[1] == "two"
vtype = Array[str]
input_ = vtype(["one", "two"])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == "one"
assert value[1] == "two"
vtype = Array[ShortEnum]
input_ = vtype([ShortEnum.Zero, ShortEnum.One])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0] == ShortEnum.Zero
assert value[1] == ShortEnum.One
vtype = Array[System.Object]
input_ = vtype([inst, inst])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0].__class__ == inst.__class__
assert value[1].__class__ == inst.__class__
vtype = Array[InterfaceTest]
input_ = vtype([inst, inst])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0].__class__ == inst.__class__
assert value[1].__class__ == inst.__class__
vtype = Array[ISayHello1]
input_ = vtype([inst, inst])
value = MethodTest.Overloaded.__overloads__[vtype](input_)
assert value[0].__class__ == inst.__class__
assert value[1].__class__ == inst.__class__
def test_explicit_overload_selection_failure():
"""Check that overload selection fails correctly."""
with pytest.raises(TypeError):
_ = MethodTest.Overloaded.__overloads__[System.Type](True)
with pytest.raises(TypeError):
_ = MethodTest.Overloaded.__overloads__[int, int](1, 1)
with pytest.raises(TypeError):
_ = MethodTest.Overloaded.__overloads__[str, int, int]("", 1, 1)
with pytest.raises(TypeError):
_ = MethodTest.Overloaded.__overloads__[int, int](1)
#TODO: unsure of this test case, is currently breaking
@pytest.mark.skip(reason="Breaking Unknown")
def test_we_can_bind_to_encoding_get_string():
"""Check that we can bind to the Encoding.GetString method
with variables."""
from System.Text import Encoding
from System.IO import MemoryStream
my_bytes = Encoding.UTF8.GetBytes('Some testing string')
stream = MemoryStream()
stream.Write(my_bytes, 0, my_bytes.Length)
stream.Position = 0
buff = System.Array.CreateInstance(System.Byte, 3)
buff.Initialize()
data = []
read = 1
while read > 0:
read = stream.Read(buff, 0, buff.Length)
temp = Encoding.UTF8.GetString(buff, 0, read)
data.append(temp)
data = ''.join(data)
assert data == 'Some testing string'
def test_wrong_overload():
"""Test regression in which implicit conversion caused the wrong types
to be used. See #131 for issue. Fixed by #137, #151"""
# Used to return `50L`
res = System.Math.Abs(50.5)
assert res == 50.5
assert type(res) == float
res = System.Math.Abs(-50.5)
assert res == 50.5
assert type(res) == float
res = System.Math.Max(50.5, 50.1)
assert res == 50.5
assert type(res) == float
res = System.Math.Max(System.Double(10.5), System.Double(50.5))
assert res == 50.5
assert type(res) == float # Should it return a System.Double?
res = System.Math.Max(System.Double(50.5), 50.1)
assert res == 50.5
assert type(res) == float
def test_no_object_in_param():
"""Test that fix for #203 doesn't break behavior w/ no object overload"""
res = MethodTest.TestOverloadedNoObject(5)
assert res == "Got int"
res = MethodTest.TestOverloadedNoObject(i=7)
assert res == "Got int"
with pytest.raises(TypeError):
MethodTest.TestOverloadedNoObject("test")
#Passes because of implicit conversion; function gets 5
#with pytest.raises(TypeError):
# MethodTest.TestOverloadedNoObject(5.5)
# Ensure that the top-level error is TypeError even if the inner error is an OverflowError
with pytest.raises(TypeError):
MethodTest.TestOverloadedNoObject(2147483648)
def test_object_in_param():
"""Test regression introduced by #151 in which Object method overloads
aren't being used. See #203 for issue."""
res = MethodTest.TestOverloadedObject(5)
assert res == "Got int"
res = MethodTest.TestOverloadedObject(i=7)
assert res == "Got int"
res = MethodTest.TestOverloadedObject("test")
assert res == "Got object"
res = MethodTest.TestOverloadedObject(o="test")
assert res == "Got object"
def test_object_in_multiparam():
"""Test method with object multiparams behaves"""
res = MethodTest.TestOverloadedObjectTwo(5, 5)
assert res == "Got int-int"
res = MethodTest.TestOverloadedObjectTwo(5, "foo")
assert res == "Got int-string"
res = MethodTest.TestOverloadedObjectTwo("foo", 7.24)
assert res == "Got string-object"
res = MethodTest.TestOverloadedObjectTwo("foo", "bar")
assert res == "Got string-string"
res = MethodTest.TestOverloadedObjectTwo("foo", 5)
assert res == "Got string-int"
res = MethodTest.TestOverloadedObjectTwo(7.24, 7.24)
assert res == "Got object-object"
res = MethodTest.TestOverloadedObjectTwo(a=5, b=5)
assert res == "Got int-int"
res = MethodTest.TestOverloadedObjectTwo(5, b=5)
assert res == "Got int-int"
res = MethodTest.TestOverloadedObjectTwo(a=5, b="foo")
assert res == "Got int-string"
res = MethodTest.TestOverloadedObjectTwo(5, b="foo")
assert res == "Got int-string"
res = MethodTest.TestOverloadedObjectTwo(a="foo", b=7.24)
assert res == "Got string-object"
res = MethodTest.TestOverloadedObjectTwo("foo", b=7.24)
assert res == "Got string-object"
res = MethodTest.TestOverloadedObjectTwo(a="foo", b="bar")
assert res == "Got string-string"
res = MethodTest.TestOverloadedObjectTwo("foo", b="bar")
assert res == "Got string-string"
res = MethodTest.TestOverloadedObjectTwo(a="foo", b=5)
assert res == "Got string-int"
res = MethodTest.TestOverloadedObjectTwo("foo", b=5)
assert res == "Got string-int"
res = MethodTest.TestOverloadedObjectTwo(a=7.24, b=7.24)
assert res == "Got object-object"
res = MethodTest.TestOverloadedObjectTwo(7.24, b=7.24)
assert res == "Got object-object"
def test_object_in_multiparam_exception():
"""Test method with object multiparams behaves"""
with pytest.raises(TypeError) as excinfo:
MethodTest.TestOverloadedObjectThree("foo", "bar")
#Does throw TypeError, but e.__cause__ does not exist
#e = excinfo.value
#c = e.__cause__
#assert c.GetType().FullName == 'System.AggregateException'
#assert len(c.InnerExceptions) == 2
def test_case_sensitive():
"""Test that case-sensitivity is respected. GH#81"""
res = MethodTest.CaseSensitive()
assert res == "CaseSensitive"
res = MethodTest.Casesensitive()
assert res == "Casesensitive"
# QuantConnect fork: snake_case/case-insensitive lookup resolves this to the
# Casesensitive overload rather than failing.
assert MethodTest.casesensitive() == "Casesensitive"
def test_getting_generic_method_binding_does_not_leak_ref_count():
"""Test that managed object is freed after calling generic method. Issue #691"""
from PlainOldNamespace import PlainOldClass
import sys
refCount = sys.getrefcount(PlainOldClass().GenericMethod[str])
assert refCount == 1
# TODO: Fix the underlying leak and re-enable. More bytes are leaking per
# iteration than expected, so this is skipped in CI and run only explicitly.
@pytest.mark.skip(reason="Leaks more bytes than expected")
def test_getting_generic_method_binding_does_not_leak_memory():
"""Test that managed object is freed after calling generic method. Issue #691"""
from PlainOldNamespace import PlainOldClass
import psutil, os, gc, clr
process = psutil.Process(os.getpid())
processBytesBeforeCall = process.memory_info().rss
print("\n\nMemory consumption (bytes) at start of test: " + str(processBytesBeforeCall))
iterations = 500
for i in range(iterations):
PlainOldClass().GenericMethod[str]
gc.collect()
System.GC.Collect()
processBytesAfterCall = process.memory_info().rss
print("Memory consumption (bytes) at end of test: " + str(processBytesAfterCall))
processBytesDelta = processBytesAfterCall - processBytesBeforeCall
print("Memory delta: " + str(processBytesDelta))
bytesAllocatedPerIteration = pow(2, 20) # 1MB
bytesLeakedPerIteration = processBytesDelta / iterations
# Tight 10% threshold: with the fix the per-iteration leak is essentially
# zero, while the bug retains the bulk of the 1 MB payload (~600 KB/iter
# on 3.14 GIL). 100 KB/iter cleanly distinguishes the two states.
failThresholdBytesLeakedPerIteration = bytesAllocatedPerIteration * 0.1
assert bytesLeakedPerIteration < failThresholdBytesLeakedPerIteration
def test_getting_overloaded_method_binding_does_not_leak_ref_count():
"""Test that managed object is freed after calling overloaded method. Issue #691"""
from PlainOldNamespace import PlainOldClass
import sys
refCount = sys.getrefcount(PlainOldClass().OverloadedMethod.Overloads[int])
assert refCount == 1
# TODO: Fix the underlying leak and re-enable. More bytes are leaking per
# iteration than expected, so this is skipped in CI and run only explicitly.
@pytest.mark.skip(reason="Leaks more bytes than expected")
def test_getting_overloaded_method_binding_does_not_leak_memory():
"""Test that managed object is freed after calling overloaded method. Issue #691"""
from PlainOldNamespace import PlainOldClass
import psutil, os, gc, clr
process = psutil.Process(os.getpid())
processBytesBeforeCall = process.memory_info().rss
print("\n\nMemory consumption (bytes) at start of test: " + str(processBytesBeforeCall))
iterations = 500
for i in range(iterations):
PlainOldClass().OverloadedMethod.Overloads[int]
gc.collect()