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
|
from pyasn1.type import tag, namedtype, univ
from pyasn1.codec.ber import decoder
from pyasn1.compat.octets import ints2octs, str2octs, null
from pyasn1.error import PyAsn1Error
try:
import unittest
except ImportError:
raise PyAsn1Error(
'PyUnit package\'s missing. See http://pyunit.sourceforge.net/'
)
class LargeTagDecoderTestCase(unittest.TestCase):
def testLargeTag(self):
assert decoder.decode(ints2octs((127, 141, 245, 182, 253, 47, 3, 2, 1, 1))) == (1, null)
class IntegerDecoderTestCase(unittest.TestCase):
def testPosInt(self):
assert decoder.decode(ints2octs((2, 1, 12))) == (12, null)
def testNegInt(self):
assert decoder.decode(ints2octs((2, 1, 244))) == (-12, null)
def testZero(self):
assert decoder.decode(ints2octs((2, 1, 0))) == (0, null)
def testMinusOne(self):
assert decoder.decode(ints2octs((2, 1, 255))) == (-1, null)
def testPosLong(self):
assert decoder.decode(
ints2octs((2, 9, 0, 255, 255, 255, 255, 255, 255, 255, 255))
) == (0xffffffffffffffff, null)
def testNegLong(self):
assert decoder.decode(
ints2octs((2, 9, 255, 0, 0, 0, 0, 0, 0, 0, 1))
) == (-0xffffffffffffffff, null)
def testSpec(self):
try:
decoder.decode(
ints2octs((2, 1, 12)), asn1Spec=univ.Null()
) == (12, null)
except PyAsn1Error:
pass
else:
assert 0, 'wrong asn1Spec worked out'
assert decoder.decode(
ints2octs((2, 1, 12)), asn1Spec=univ.Integer()
) == (12, null)
class BooleanDecoderTestCase(unittest.TestCase):
def testTrue(self):
assert decoder.decode(ints2octs((1, 1, 1))) == (1, null)
def testTrueNeg(self):
assert decoder.decode(ints2octs((1, 1, 255))) == (1, null)
def testExtraTrue(self):
assert decoder.decode(ints2octs((1, 1, 1, 0, 120, 50, 50))) == (1, ints2octs((0, 120, 50, 50)))
def testFalse(self):
assert decoder.decode(ints2octs((1, 1, 0))) == (0, null)
class BitStringDecoderTestCase(unittest.TestCase):
def testDefMode(self):
assert decoder.decode(
ints2octs((3, 3, 1, 169, 138))
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
def testIndefMode(self):
assert decoder.decode(
ints2octs((3, 3, 1, 169, 138))
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
def testDefModeChunked(self):
assert decoder.decode(
ints2octs((35, 8, 3, 2, 0, 169, 3, 2, 1, 138))
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
def testIndefModeChunked(self):
assert decoder.decode(
ints2octs((35, 128, 3, 2, 0, 169, 3, 2, 1, 138, 0, 0))
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
def testDefModeChunkedSubst(self):
assert decoder.decode(
ints2octs((35, 8, 3, 2, 0, 169, 3, 2, 1, 138)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((3, 2, 0, 169, 3, 2, 1, 138)), 8)
def testIndefModeChunkedSubst(self):
assert decoder.decode(
ints2octs((35, 128, 3, 2, 0, 169, 3, 2, 1, 138, 0, 0)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((3, 2, 0, 169, 3, 2, 1, 138, 0, 0)), -1)
class OctetStringDecoderTestCase(unittest.TestCase):
def testDefMode(self):
assert decoder.decode(
ints2octs((4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120))
) == (str2octs('Quick brown fox'), null)
def testIndefMode(self):
assert decoder.decode(
ints2octs((36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0))
) == (str2octs('Quick brown fox'), null)
def testDefModeChunked(self):
assert decoder.decode(
ints2octs((36, 23, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120))
) == (str2octs('Quick brown fox'), null)
def testIndefModeChunked(self):
assert decoder.decode(
ints2octs((36, 128, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0))
) == (str2octs('Quick brown fox'), null)
def testDefModeChunkedSubst(self):
assert decoder.decode(
ints2octs((36, 23, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120)), 23)
def testIndefModeChunkedSubst(self):
assert decoder.decode(
ints2octs((36, 128, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0)), -1)
class ExpTaggedOctetStringDecoderTestCase(unittest.TestCase):
def setUp(self):
self.o = univ.OctetString(
'Quick brown fox',
tagSet=univ.OctetString.tagSet.tagExplicitly(
tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 5)
))
def testDefMode(self):
assert self.o.isSameTypeWith(decoder.decode(
ints2octs((101, 17, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120))
)[0])
def testIndefMode(self):
v, s = decoder.decode(ints2octs((101, 128, 36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0, 0, 0)))
assert self.o.isSameTypeWith(v)
assert not s
def testDefModeChunked(self):
v, s = decoder.decode(ints2octs((101, 25, 36, 23, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120)))
assert self.o.isSameTypeWith(v)
assert not s
def testIndefModeChunked(self):
v, s = decoder.decode(ints2octs((101, 128, 36, 128, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0, 0, 0)))
assert self.o.isSameTypeWith(v)
assert not s
def testDefModeSubst(self):
assert decoder.decode(
ints2octs((101, 17, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120)), 17)
def testIndefModeSubst(self):
assert decoder.decode(
ints2octs((101, 128, 36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0, 0, 0)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0, 0, 0)), -1)
class NullDecoderTestCase(unittest.TestCase):
def testNull(self):
assert decoder.decode(ints2octs((5, 0))) == (null, null)
class ObjectIdentifierDecoderTestCase(unittest.TestCase):
def testOID(self):
assert decoder.decode(
ints2octs((6, 6, 43, 6, 0, 191, 255, 126))
) == ((1,3,6,0,0xffffe), null)
def testEdges1(self):
assert decoder.decode(
ints2octs((6, 1, 255))
) == ((6,15), null)
def testEdges2(self):
assert decoder.decode(
ints2octs((6, 1, 239))
) == ((5,39), null)
def testEdges3(self):
assert decoder.decode(
ints2octs((6, 7, 43, 6, 143, 255, 255, 255, 127))
) == ((1, 3, 6, 4294967295), null)
def testEdges4(self):
assert decoder.decode(
ints2octs((6, 5, 85, 4, 128, 129, 0))
) == ((2, 5, 4, 128), null)
class SequenceDecoderTestCase(unittest.TestCase):
def setUp(self):
self.s = univ.Sequence(componentType=namedtype.NamedTypes(
namedtype.NamedType('place-holder', univ.Null(null)),
namedtype.NamedType('first-name', univ.OctetString(null)),
namedtype.NamedType('age', univ.Integer(33)),
))
self.s.setComponentByPosition(0, univ.Null(null))
self.s.setComponentByPosition(1, univ.OctetString('quick brown'))
self.s.setComponentByPosition(2, univ.Integer(1))
self.s.setDefaultComponents()
def testWithOptionalAndDefaultedDefMode(self):
assert decoder.decode(
ints2octs((48, 18, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1))
) == (self.s, null)
def testWithOptionalAndDefaultedIndefMode(self):
assert decoder.decode(
ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0))
) == (self.s, null)
def testWithOptionalAndDefaultedDefModeChunked(self):
assert decoder.decode(
ints2octs((48, 24, 5, 0, 36, 17, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 2, 1, 1))
) == (self.s, null)
def testWithOptionalAndDefaultedIndefModeChunked(self):
assert decoder.decode(
ints2octs((48, 128, 5, 0, 36, 128, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0))
) == (self.s, null)
def testWithOptionalAndDefaultedDefModeSubst(self):
assert decoder.decode(
ints2octs((48, 18, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1)), 18)
def testWithOptionalAndDefaultedIndefModeSubst(self):
assert decoder.decode(
ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)),
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)), -1)
class GuidedSequenceDecoderTestCase(unittest.TestCase):
def setUp(self):
self.s = univ.Sequence(componentType=namedtype.NamedTypes(
namedtype.NamedType('place-holder', univ.Null(null)),
namedtype.OptionalNamedType('first-name', univ.OctetString(null)),
namedtype.DefaultedNamedType('age', univ.Integer(33)),
))
def __init(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(null))
self.s.setDefaultComponents()
def __initWithOptional(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(null))
self.s.setComponentByPosition(1, univ.OctetString('quick brown'))
self.s.setDefaultComponents()
def __initWithDefaulted(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(null))
self.s.setComponentByPosition(2, univ.Integer(1))
self.s.setDefaultComponents()
def __initWithOptionalAndDefaulted(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(null))
self.s.setComponentByPosition(1, univ.OctetString('quick brown'))
self.s.setComponentByPosition(2, univ.Integer(1))
self.s.setDefaultComponents()
def testDefMode(self):
self.__init()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 0, 0)), asn1Spec=self.s
) == (self.s, null)
def testIndefMode(self):
self.__init()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 0, 0)), asn1Spec=self.s
) == (self.s, null)
def testDefModeChunked(self):
self.__init()
assert decoder.decode(
ints2octs((48, 2, 5, 0)), asn1Spec=self.s
) == (self.s, null)
def testIndefModeChunked(self):
self.__init()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 0, 0)), asn1Spec=self.s
) == (self.s, null)
def testWithOptionalDefMode(self):
self.__initWithOptional()
assert decoder.decode(
ints2octs((48, 15, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110)), asn1Spec=self.s
) == (self.s, null)
def testWithOptionaIndefMode(self):
self.__initWithOptional()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 0, 0)),
asn1Spec=self.s
) == (self.s, null)
def testWithOptionalDefModeChunked(self):
self.__initWithOptional()
assert decoder.decode(
ints2octs((48, 21, 5, 0, 36, 17, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110)),
asn1Spec=self.s
) == (self.s, null)
def testWithOptionalIndefModeChunked(self):
self.__initWithOptional()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 36, 128, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 0, 0, 0, 0)),
asn1Spec=self.s
) == (self.s, null)
def testWithDefaultedDefMode(self):
self.__initWithDefaulted()
assert decoder.decode(
ints2octs((48, 5, 5, 0, 2, 1, 1)), asn1Spec=self.s
) == (self.s, null)
def testWithDefaultedIndefMode(self):
self.__initWithDefaulted()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
) == (self.s, null)
def testWithDefaultedDefModeChunked(self):
self.__initWithDefaulted()
assert decoder.decode(
ints2octs((48, 5, 5, 0, 2, 1, 1)), asn1Spec=self.s
) == (self.s, null)
def testWithDefaultedIndefModeChunked(self):
self.__initWithDefaulted()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
) == (self.s, null)
def testWithOptionalAndDefaultedDefMode(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
ints2octs((48, 18, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1)), asn1Spec=self.s
) == (self.s, null)
def testWithOptionalAndDefaultedIndefMode(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
) == (self.s, null)
def testWithOptionalAndDefaultedDefModeChunked(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
ints2octs((48, 24, 5, 0, 36, 17, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 2, 1, 1)), asn1Spec=self.s
) == (self.s, null)
def testWithOptionalAndDefaultedIndefModeChunked(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
ints2octs((48, 128, 5, 0, 36, 128, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
) == (self.s, null)
class ChoiceDecoderTestCase(unittest.TestCase):
def setUp(self):
self.s = univ.Choice(componentType=namedtype.NamedTypes(
namedtype.NamedType('place-holder', univ.Null(null)),
namedtype.NamedType('number', univ.Integer(0))
))
def testBySpec(self):
self.s.setComponentByPosition(0, univ.Null(null))
assert decoder.decode(
ints2octs((5, 0)), asn1Spec=self.s
) == (self.s, null)
def testWithoutSpec(self):
self.s.setComponentByPosition(0, univ.Null(null))
assert decoder.decode(ints2octs((5, 0))) == (self.s, null)
assert decoder.decode(ints2octs((5, 0))) == (univ.Null(null), null)
class AnyDecoderTestCase(unittest.TestCase):
def setUp(self):
self.s = univ.Any()
def testByUntagged(self):
assert decoder.decode(
ints2octs((4, 3, 102, 111, 120)), asn1Spec=self.s
) == (univ.Any('\004\003fox'), null)
def testTaggedEx(self):
s = univ.Any('\004\003fox').subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
assert decoder.decode(ints2octs((164, 5, 4, 3, 102, 111, 120)), asn1Spec=s) == (s, null)
def testTaggedIm(self):
s = univ.Any('\004\003fox').subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
assert decoder.decode(ints2octs((132, 5, 4, 3, 102, 111, 120)), asn1Spec=s) == (s, null)
def testByUntaggedIndefMode(self):
assert decoder.decode(
ints2octs((4, 3, 102, 111, 120)), asn1Spec=self.s
) == (univ.Any('\004\003fox'), null)
def testTaggedExIndefMode(self):
s = univ.Any('\004\003fox').subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
assert decoder.decode(ints2octs((164, 128, 4, 3, 102, 111, 120, 0, 0)), asn1Spec=s) == (s, null)
def testTaggedImIndefMode(self):
s = univ.Any('\004\003fox').subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
assert decoder.decode(ints2octs((164, 128, 4, 3, 102, 111, 120, 0, 0)), asn1Spec=s) == (s, null)
def testByUntaggedSubst(self):
assert decoder.decode(
ints2octs((4, 3, 102, 111, 120)),
asn1Spec=self.s,
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((4, 3, 102, 111, 120)), 5)
def testTaggedExSubst(self):
assert decoder.decode(
ints2octs((164, 5, 4, 3, 102, 111, 120)),
asn1Spec=self.s,
substrateFun=lambda a,b,c: (b,c)
) == (ints2octs((164, 5, 4, 3, 102, 111, 120)), 7)
if __name__ == '__main__': unittest.main()
|
