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
|
# test_getopt.py
# David Goodger <dgoodger@bigfoot.com> 2000-08-19
import getopt
from getopt import GetoptError
from test.test_support import verify, verbose, run_doctest
import os
def expectException(teststr, expected, failure=AssertionError):
"""Executes a statement passed in teststr, and raises an exception
(failure) if the expected exception is *not* raised."""
try:
exec teststr
except expected:
pass
else:
raise failure
if verbose:
print 'Running tests on getopt.short_has_arg'
verify(getopt.short_has_arg('a', 'a:'))
verify(not getopt.short_has_arg('a', 'a'))
expectException("tmp = getopt.short_has_arg('a', 'b')", GetoptError)
expectException("tmp = getopt.short_has_arg('a', '')", GetoptError)
if verbose:
print 'Running tests on getopt.long_has_args'
has_arg, option = getopt.long_has_args('abc', ['abc='])
verify(has_arg)
verify(option == 'abc')
has_arg, option = getopt.long_has_args('abc', ['abc'])
verify(not has_arg)
verify(option == 'abc')
has_arg, option = getopt.long_has_args('abc', ['abcd'])
verify(not has_arg)
verify(option == 'abcd')
expectException("has_arg, option = getopt.long_has_args('abc', ['def'])",
GetoptError)
expectException("has_arg, option = getopt.long_has_args('abc', [])",
GetoptError)
expectException("has_arg, option = " + \
"getopt.long_has_args('abc', ['abcd','abcde'])",
GetoptError)
if verbose:
print 'Running tests on getopt.do_shorts'
opts, args = getopt.do_shorts([], 'a', 'a', [])
verify(opts == [('-a', '')])
verify(args == [])
opts, args = getopt.do_shorts([], 'a1', 'a:', [])
verify(opts == [('-a', '1')])
verify(args == [])
#opts, args = getopt.do_shorts([], 'a=1', 'a:', [])
#verify(opts == [('-a', '1')])
#verify(args == [])
opts, args = getopt.do_shorts([], 'a', 'a:', ['1'])
verify(opts == [('-a', '1')])
verify(args == [])
opts, args = getopt.do_shorts([], 'a', 'a:', ['1', '2'])
verify(opts == [('-a', '1')])
verify(args == ['2'])
expectException("opts, args = getopt.do_shorts([], 'a1', 'a', [])",
GetoptError)
expectException("opts, args = getopt.do_shorts([], 'a', 'a:', [])",
GetoptError)
if verbose:
print 'Running tests on getopt.do_longs'
opts, args = getopt.do_longs([], 'abc', ['abc'], [])
verify(opts == [('--abc', '')])
verify(args == [])
opts, args = getopt.do_longs([], 'abc=1', ['abc='], [])
verify(opts == [('--abc', '1')])
verify(args == [])
opts, args = getopt.do_longs([], 'abc=1', ['abcd='], [])
verify(opts == [('--abcd', '1')])
verify(args == [])
opts, args = getopt.do_longs([], 'abc', ['ab', 'abc', 'abcd'], [])
verify(opts == [('--abc', '')])
verify(args == [])
# Much like the preceding, except with a non-alpha character ("-") in
# option name that precedes "="; failed in
# http://sourceforge.net/bugs/?func=detailbug&bug_id=126863&group_id=5470
opts, args = getopt.do_longs([], 'foo=42', ['foo-bar', 'foo=',], [])
verify(opts == [('--foo', '42')])
verify(args == [])
expectException("opts, args = getopt.do_longs([], 'abc=1', ['abc'], [])",
GetoptError)
expectException("opts, args = getopt.do_longs([], 'abc', ['abc='], [])",
GetoptError)
# note: the empty string between '-a' and '--beta' is significant:
# it simulates an empty string option argument ('-a ""') on the command line.
cmdline = ['-a', '1', '-b', '--alpha=2', '--beta', '-a', '3', '-a', '',
'--beta', 'arg1', 'arg2']
if verbose:
print 'Running tests on getopt.getopt'
opts, args = getopt.getopt(cmdline, 'a:b', ['alpha=', 'beta'])
verify(opts == [('-a', '1'), ('-b', ''), ('--alpha', '2'), ('--beta', ''),
('-a', '3'), ('-a', ''), ('--beta', '')] )
# Note ambiguity of ('-b', '') and ('-a', '') above. This must be
# accounted for in the code that calls getopt().
verify(args == ['arg1', 'arg2'])
expectException(
"opts, args = getopt.getopt(cmdline, 'a:b', ['alpha', 'beta'])",
GetoptError)
# Test handling of GNU style scanning mode.
if verbose:
print 'Running tests on getopt.gnu_getopt'
cmdline = ['-a', 'arg1', '-b', '1', '--alpha', '--beta=2']
# GNU style
opts, args = getopt.gnu_getopt(cmdline, 'ab:', ['alpha', 'beta='])
verify(opts == [('-a', ''), ('-b', '1'), ('--alpha', ''), ('--beta', '2')])
verify(args == ['arg1'])
# Posix style via +
opts, args = getopt.gnu_getopt(cmdline, '+ab:', ['alpha', 'beta='])
verify(opts == [('-a', '')])
verify(args == ['arg1', '-b', '1', '--alpha', '--beta=2'])
# Posix style via POSIXLY_CORRECT
os.environ["POSIXLY_CORRECT"] = "1"
opts, args = getopt.gnu_getopt(cmdline, 'ab:', ['alpha', 'beta='])
verify(opts == [('-a', '')])
verify(args == ['arg1', '-b', '1', '--alpha', '--beta=2'])
#------------------------------------------------------------------------------
libreftest = """
Examples from the Library Reference: Doc/lib/libgetopt.tex
An example using only Unix style options:
>>> import getopt
>>> args = '-a -b -cfoo -d bar a1 a2'.split()
>>> args
['-a', '-b', '-cfoo', '-d', 'bar', 'a1', 'a2']
>>> optlist, args = getopt.getopt(args, 'abc:d:')
>>> optlist
[('-a', ''), ('-b', ''), ('-c', 'foo'), ('-d', 'bar')]
>>> args
['a1', 'a2']
Using long option names is equally easy:
>>> s = '--condition=foo --testing --output-file abc.def -x a1 a2'
>>> args = s.split()
>>> args
['--condition=foo', '--testing', '--output-file', 'abc.def', '-x', 'a1', 'a2']
>>> optlist, args = getopt.getopt(args, 'x', [
... 'condition=', 'output-file=', 'testing'])
>>> optlist
[('--condition', 'foo'), ('--testing', ''), ('--output-file', 'abc.def'), ('-x', '')]
>>> args
['a1', 'a2']
"""
__test__ = {'libreftest' : libreftest}
import sys
run_doctest(sys.modules[__name__], verbose)
#------------------------------------------------------------------------------
if verbose:
print "Module getopt: tests completed successfully."
|
