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
|
# Tests that work for both bytes and buffer objects.
# See PEP 3137.
from __future__ import (absolute_import, division,
print_function, unicode_literals)
from future.builtins import *
from future.tests.base import unittest, expectedFailurePY26
import struct
import sys
class MixinBytesBufferCommonTests(object):
"""Tests that work for both bytes and buffer objects.
See PEP 3137.
"""
def marshal(self, x):
"""Convert x into the appropriate type for these tests."""
raise RuntimeError('test class must provide a marshal method')
def test_islower(self):
self.assertFalse(self.marshal(b'').islower())
self.assertTrue(self.marshal(b'a').islower())
self.assertFalse(self.marshal(b'A').islower())
self.assertFalse(self.marshal(b'\n').islower())
self.assertTrue(self.marshal(b'abc').islower())
self.assertFalse(self.marshal(b'aBc').islower())
self.assertTrue(self.marshal(b'abc\n').islower())
self.assertRaises(TypeError, self.marshal(b'abc').islower, 42)
def test_isupper(self):
self.assertFalse(self.marshal(b'').isupper())
self.assertFalse(self.marshal(b'a').isupper())
self.assertTrue(self.marshal(b'A').isupper())
self.assertFalse(self.marshal(b'\n').isupper())
self.assertTrue(self.marshal(b'ABC').isupper())
self.assertFalse(self.marshal(b'AbC').isupper())
self.assertTrue(self.marshal(b'ABC\n').isupper())
self.assertRaises(TypeError, self.marshal(b'abc').isupper, 42)
def test_istitle(self):
self.assertFalse(self.marshal(b'').istitle())
self.assertFalse(self.marshal(b'a').istitle())
self.assertTrue(self.marshal(b'A').istitle())
self.assertFalse(self.marshal(b'\n').istitle())
self.assertTrue(self.marshal(b'A Titlecased Line').istitle())
self.assertTrue(self.marshal(b'A\nTitlecased Line').istitle())
self.assertTrue(self.marshal(b'A Titlecased, Line').istitle())
self.assertFalse(self.marshal(b'Not a capitalized String').istitle())
self.assertFalse(self.marshal(b'Not\ta Titlecase String').istitle())
self.assertFalse(self.marshal(b'Not--a Titlecase String').istitle())
self.assertFalse(self.marshal(b'NOT').istitle())
self.assertRaises(TypeError, self.marshal(b'abc').istitle, 42)
def test_isspace(self):
self.assertFalse(self.marshal(b'').isspace())
self.assertFalse(self.marshal(b'a').isspace())
self.assertTrue(self.marshal(b' ').isspace())
self.assertTrue(self.marshal(b'\t').isspace())
self.assertTrue(self.marshal(b'\r').isspace())
self.assertTrue(self.marshal(b'\n').isspace())
self.assertTrue(self.marshal(b' \t\r\n').isspace())
self.assertFalse(self.marshal(b' \t\r\na').isspace())
self.assertRaises(TypeError, self.marshal(b'abc').isspace, 42)
def test_isalpha(self):
self.assertFalse(self.marshal(b'').isalpha())
self.assertTrue(self.marshal(b'a').isalpha())
self.assertTrue(self.marshal(b'A').isalpha())
self.assertFalse(self.marshal(b'\n').isalpha())
self.assertTrue(self.marshal(b'abc').isalpha())
self.assertFalse(self.marshal(b'aBc123').isalpha())
self.assertFalse(self.marshal(b'abc\n').isalpha())
self.assertRaises(TypeError, self.marshal(b'abc').isalpha, 42)
def test_isalnum(self):
self.assertFalse(self.marshal(b'').isalnum())
self.assertTrue(self.marshal(b'a').isalnum())
self.assertTrue(self.marshal(b'A').isalnum())
self.assertFalse(self.marshal(b'\n').isalnum())
self.assertTrue(self.marshal(b'123abc456').isalnum())
self.assertTrue(self.marshal(b'a1b3c').isalnum())
self.assertFalse(self.marshal(b'aBc000 ').isalnum())
self.assertFalse(self.marshal(b'abc\n').isalnum())
self.assertRaises(TypeError, self.marshal(b'abc').isalnum, 42)
def test_isdigit(self):
self.assertFalse(self.marshal(b'').isdigit())
self.assertFalse(self.marshal(b'a').isdigit())
self.assertTrue(self.marshal(b'0').isdigit())
self.assertTrue(self.marshal(b'0123456789').isdigit())
self.assertFalse(self.marshal(b'0123456789a').isdigit())
self.assertRaises(TypeError, self.marshal(b'abc').isdigit, 42)
def test_lower(self):
self.assertEqual(bytes(b'hello'), self.marshal(b'HeLLo').lower())
self.assertEqual(bytes(b'hello'), self.marshal(b'hello').lower())
self.assertRaises(TypeError, self.marshal(b'hello').lower, 42)
def test_upper(self):
self.assertEqual(bytes(b'HELLO'), self.marshal(b'HeLLo').upper())
self.assertEqual(bytes(b'HELLO'), self.marshal(b'HELLO').upper())
self.assertRaises(TypeError, self.marshal(b'hello').upper, 42)
def test_capitalize(self):
self.assertEqual(bytes(b' hello '), self.marshal(b' hello ').capitalize())
self.assertEqual(bytes(b'Hello '), self.marshal(b'Hello ').capitalize())
self.assertEqual(bytes(b'Hello '), self.marshal(b'hello ').capitalize())
self.assertEqual(bytes(b'Aaaa'), self.marshal(b'aaaa').capitalize())
self.assertEqual(bytes(b'Aaaa'), self.marshal(b'AaAa').capitalize())
self.assertRaises(TypeError, self.marshal(b'hello').capitalize, 42)
def test_ljust(self):
self.assertEqual(bytes(b'abc '), self.marshal(b'abc').ljust(10))
self.assertEqual(bytes(b'abc '), self.marshal(b'abc').ljust(6))
self.assertEqual(bytes(b'abc'), self.marshal(b'abc').ljust(3))
self.assertEqual(bytes(b'abc'), self.marshal(b'abc').ljust(2))
self.assertEqual(bytes(b'abc*******'), self.marshal(b'abc').ljust(10, b'*'))
self.assertRaises(TypeError, self.marshal(b'abc').ljust)
def test_rjust(self):
self.assertEqual(bytes(b' abc'), self.marshal(b'abc').rjust(10))
self.assertEqual(bytes(b' abc'), self.marshal(b'abc').rjust(6))
self.assertEqual(bytes(b'abc'), self.marshal(b'abc').rjust(3))
self.assertEqual(bytes(b'abc'), self.marshal(b'abc').rjust(2))
self.assertEqual(bytes(b'*******abc'), self.marshal(b'abc').rjust(10, b'*'))
self.assertRaises(TypeError, self.marshal(b'abc').rjust)
def test_center(self):
self.assertEqual(bytes(b' abc '), self.marshal(b'abc').center(10))
self.assertEqual(bytes(b' abc '), self.marshal(b'abc').center(6))
self.assertEqual(bytes(b'abc'), self.marshal(b'abc').center(3))
self.assertEqual(bytes(b'abc'), self.marshal(b'abc').center(2))
self.assertEqual(bytes(b'***abc****'), self.marshal(b'abc').center(10, b'*'))
self.assertRaises(TypeError, self.marshal(b'abc').center)
def test_swapcase(self):
self.assertEqual(bytes(b'hEllO CoMPuTErS'),
self.marshal(bytes(b'HeLLo cOmpUteRs')).swapcase())
self.assertRaises(TypeError, self.marshal(b'hello').swapcase, 42)
def test_zfill(self):
self.assertEqual(bytes(b'123'), self.marshal(b'123').zfill(2))
self.assertEqual(bytes(b'123'), self.marshal(b'123').zfill(3))
self.assertEqual(bytes(b'0123'), self.marshal(b'123').zfill(4))
self.assertEqual(bytes(b'+123'), self.marshal(b'+123').zfill(3))
self.assertEqual(bytes(b'+123'), self.marshal(b'+123').zfill(4))
self.assertEqual(bytes(b'+0123'), self.marshal(b'+123').zfill(5))
self.assertEqual(bytes(b'-123'), self.marshal(b'-123').zfill(3))
self.assertEqual(bytes(b'-123'), self.marshal(b'-123').zfill(4))
self.assertEqual(bytes(b'-0123'), self.marshal(b'-123').zfill(5))
self.assertEqual(bytes(b'000'), self.marshal(b'').zfill(3))
self.assertEqual(bytes(b'34'), self.marshal(b'34').zfill(1))
self.assertEqual(bytes(b'0034'), self.marshal(b'34').zfill(4))
self.assertRaises(TypeError, self.marshal(b'123').zfill)
def test_expandtabs(self):
self.assertEqual(bytes(b'abc\rab def\ng hi'),
self.marshal(b'abc\rab\tdef\ng\thi').expandtabs())
self.assertEqual(bytes(b'abc\rab def\ng hi'),
self.marshal(b'abc\rab\tdef\ng\thi').expandtabs(8))
self.assertEqual(bytes(b'abc\rab def\ng hi'),
self.marshal(b'abc\rab\tdef\ng\thi').expandtabs(4))
self.assertEqual(bytes(b'abc\r\nab def\ng hi'),
self.marshal(b'abc\r\nab\tdef\ng\thi').expandtabs(4))
self.assertEqual(bytes(b'abc\rab def\ng hi'),
self.marshal(b'abc\rab\tdef\ng\thi').expandtabs())
self.assertEqual(bytes(b'abc\rab def\ng hi'),
self.marshal(b'abc\rab\tdef\ng\thi').expandtabs(8))
self.assertEqual(bytes(b'abc\r\nab\r\ndef\ng\r\nhi'),
self.marshal(b'abc\r\nab\r\ndef\ng\r\nhi').expandtabs(4))
self.assertEqual(bytes(b' a\n b'), self.marshal(b' \ta\n\tb').expandtabs(1))
self.assertRaises(TypeError, self.marshal(b'hello').expandtabs, 42, 42)
# This test is only valid when sizeof(int) == sizeof(void*) == 4.
if sys.maxsize < (1 << 32) and struct.calcsize('P') == 4:
self.assertRaises(OverflowError,
self.marshal(b'\ta\n\tb').expandtabs, sys.maxsize)
def test_title(self):
self.assertEqual(bytes(b' Hello '), self.marshal(b' hello ').title())
self.assertEqual(bytes(b'Hello '), self.marshal(b'hello ').title())
self.assertEqual(bytes(b'Hello '), self.marshal(b'Hello ').title())
self.assertEqual(bytes(b'Format This As Title String'),
self.marshal(b'fOrMaT thIs aS titLe String').title())
self.assertEqual(bytes(b'Format,This-As*Title;String'),
self.marshal(b'fOrMaT,thIs-aS*titLe;String').title())
self.assertEqual(bytes(b'Getint'), self.marshal(b'getInt').title())
self.assertRaises(TypeError, self.marshal(b'hello').title, 42)
def test_splitlines(self):
self.assertEqual([bytes(b'abc'), bytes(b'def'), bytes(b''), bytes(b'ghi')],
self.marshal(b'abc\ndef\n\rghi').splitlines())
self.assertEqual([bytes(b'abc'), bytes(b'def'), bytes(b''), bytes(b'ghi')],
self.marshal(b'abc\ndef\n\r\nghi').splitlines())
self.assertEqual([bytes(b'abc'), bytes(b'def'), bytes(b'ghi')],
self.marshal(b'abc\ndef\r\nghi').splitlines())
# TODO: add bytes calls around these too ...
self.assertEqual([b'abc', b'def', b'ghi'],
self.marshal(b'abc\ndef\r\nghi\n').splitlines())
self.assertEqual([b'abc', b'def', b'ghi', b''],
self.marshal(b'abc\ndef\r\nghi\n\r').splitlines())
self.assertEqual([b'', b'abc', b'def', b'ghi', b''],
self.marshal(b'\nabc\ndef\r\nghi\n\r').splitlines())
self.assertEqual([b'', b'abc', b'def', b'ghi', b''],
self.marshal(b'\nabc\ndef\r\nghi\n\r').splitlines(False))
self.assertEqual([b'\n', b'abc\n', b'def\r\n', b'ghi\n', b'\r'],
self.marshal(b'\nabc\ndef\r\nghi\n\r').splitlines(True))
self.assertEqual([b'', b'abc', b'def', b'ghi', b''],
self.marshal(b'\nabc\ndef\r\nghi\n\r').splitlines(False))
self.assertEqual([b'\n', b'abc\n', b'def\r\n', b'ghi\n', b'\r'],
self.marshal(b'\nabc\ndef\r\nghi\n\r').splitlines(True))
self.assertRaises(TypeError, self.marshal(b'abc').splitlines, 42, 42)
# From Python-3.3.5/Lib/test/test_bytes.py:
class BytearrayPEP3137Test(unittest.TestCase,
MixinBytesBufferCommonTests):
def marshal(self, x):
return bytearray(bytes(x))
@expectedFailurePY26
def test_returns_new_copy(self):
val = self.marshal(b'1234')
# On immutable types these MAY return a reference to themselves
# but on mutable types like bytearray they MUST return a new copy.
for methname in ('zfill', 'rjust', 'ljust', 'center'):
method = getattr(val, methname)
newval = method(3)
self.assertEqual(val, newval)
self.assertTrue(val is not newval,
methname+' returned self on a mutable object')
for expr in ('val.split()[0]', 'val.rsplit()[0]',
'val.partition(b".")[0]', 'val.rpartition(b".")[2]',
'val.splitlines()[0]', 'val.replace(b"", b"")'):
newval = eval(expr)
self.assertEqual(val, newval)
self.assertTrue(val is not newval,
expr+' returned val on a mutable object')
if __name__ == '__main__':
unittest.main()
|
