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Kaydet (Commit) 82c36715 authored tarafından Collin Winter's avatar Collin Winter
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Make test_getopt use unittest.

üst 3bf573f9
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Lib/test/test_getopt.py
Dosyayı görüntüle @ 82c36715
# test_getopt.py # test_getopt.py
# David Goodger <dgoodger@bigfoot.com> 2000-08-19 # David Goodger <dgoodger@bigfoot.com> 2000-08-19
from test.test_support import verbose, run_doctest, run_unittest
import unittest
import getopt import getopt
from getopt import GetoptError
from test.test_support import verify, verbose, run_doctest
import os import os
def expectException(teststr, expected, failure=AssertionError): sentinel = object()
"""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
old_posixly_correct = os.environ.get("POSIXLY_CORRECT") class GetoptTests(unittest.TestCase):
if old_posixly_correct is not None: def setUp(self):
self.old_posixly_correct = os.environ.get("POSIXLY_CORRECT", sentinel)
if self.old_posixly_correct is not sentinel:
del os.environ["POSIXLY_CORRECT"] del os.environ["POSIXLY_CORRECT"]
if verbose: def tearDown(self):
print 'Running tests on getopt.short_has_arg' if self.old_posixly_correct is sentinel:
verify(getopt.short_has_arg('a', 'a:')) os.environ.pop("POSIXLY_CORRECT", None)
verify(not getopt.short_has_arg('a', 'a')) else:
expectException("tmp = getopt.short_has_arg('a', 'b')", GetoptError) os.environ["POSIXLY_CORRECT"] = self.old_posixly_correct
expectException("tmp = getopt.short_has_arg('a', '')", GetoptError)
def assertError(self, *args, **kwargs):
if verbose: self.assertRaises(getopt.GetoptError, *args, **kwargs)
print 'Running tests on getopt.long_has_args'
has_arg, option = getopt.long_has_args('abc', ['abc=']) def test_short_has_arg(self):
verify(has_arg) self.failUnless(getopt.short_has_arg('a', 'a:'))
verify(option == 'abc') self.failIf(getopt.short_has_arg('a', 'a'))
has_arg, option = getopt.long_has_args('abc', ['abc']) self.assertError(getopt.short_has_arg, 'a', 'b')
verify(not has_arg)
verify(option == 'abc') def test_long_has_args(self):
has_arg, option = getopt.long_has_args('abc', ['abcd']) has_arg, option = getopt.long_has_args('abc', ['abc='])
verify(not has_arg) self.failUnless(has_arg)
verify(option == 'abcd') self.assertEqual(option, 'abc')
expectException("has_arg, option = getopt.long_has_args('abc', ['def'])",
GetoptError) has_arg, option = getopt.long_has_args('abc', ['abc'])
expectException("has_arg, option = getopt.long_has_args('abc', [])", self.failIf(has_arg)
GetoptError) self.assertEqual(option, 'abc')
expectException("has_arg, option = " + \
"getopt.long_has_args('abc', ['abcd','abcde'])", has_arg, option = getopt.long_has_args('abc', ['abcd'])
GetoptError) self.failIf(has_arg)
self.assertEqual(option, 'abcd')
if verbose:
print 'Running tests on getopt.do_shorts' self.assertError(getopt.long_has_args, 'abc', ['def'])
opts, args = getopt.do_shorts([], 'a', 'a', []) self.assertError(getopt.long_has_args, 'abc', [])
verify(opts == [('-a', '')]) self.assertError(getopt.long_has_args, 'abc', ['abcd','abcde'])
verify(args == [])
opts, args = getopt.do_shorts([], 'a1', 'a:', []) def test_do_shorts(self):
verify(opts == [('-a', '1')]) opts, args = getopt.do_shorts([], 'a', 'a', [])
verify(args == []) self.assertEqual(opts, [('-a', '')])
#opts, args = getopt.do_shorts([], 'a=1', 'a:', []) self.assertEqual(args, [])
#verify(opts == [('-a', '1')])
#verify(args == []) opts, args = getopt.do_shorts([], 'a1', 'a:', [])
opts, args = getopt.do_shorts([], 'a', 'a:', ['1']) self.assertEqual(opts, [('-a', '1')])
verify(opts == [('-a', '1')]) self.assertEqual(args, [])
verify(args == [])
opts, args = getopt.do_shorts([], 'a', 'a:', ['1', '2']) #opts, args = getopt.do_shorts([], 'a=1', 'a:', [])
verify(opts == [('-a', '1')]) #self.assertEqual(opts, [('-a', '1')])
verify(args == ['2']) #self.assertEqual(args, [])
expectException("opts, args = getopt.do_shorts([], 'a1', 'a', [])",
GetoptError) opts, args = getopt.do_shorts([], 'a', 'a:', ['1'])
expectException("opts, args = getopt.do_shorts([], 'a', 'a:', [])", self.assertEqual(opts, [('-a', '1')])
GetoptError) self.assertEqual(args, [])
if verbose: opts, args = getopt.do_shorts([], 'a', 'a:', ['1', '2'])
print 'Running tests on getopt.do_longs' self.assertEqual(opts, [('-a', '1')])
opts, args = getopt.do_longs([], 'abc', ['abc'], []) self.assertEqual(args, ['2'])
verify(opts == [('--abc', '')])
verify(args == []) self.assertError(getopt.do_shorts, [], 'a1', 'a', [])
opts, args = getopt.do_longs([], 'abc=1', ['abc='], []) self.assertError(getopt.do_shorts, [], 'a', 'a:', [])
verify(opts == [('--abc', '1')])
verify(args == []) def test_do_longs(self):
opts, args = getopt.do_longs([], 'abc=1', ['abcd='], []) opts, args = getopt.do_longs([], 'abc', ['abc'], [])
verify(opts == [('--abcd', '1')]) self.assertEqual(opts, [('--abc', '')])
verify(args == []) self.assertEqual(args, [])
opts, args = getopt.do_longs([], 'abc', ['ab', 'abc', 'abcd'], [])
verify(opts == [('--abc', '')]) opts, args = getopt.do_longs([], 'abc=1', ['abc='], [])
verify(args == []) self.assertEqual(opts, [('--abc', '1')])
# Much like the preceding, except with a non-alpha character ("-") in self.assertEqual(args, [])
# option name that precedes "="; failed in
# http://sourceforge.net/bugs/?func=detailbug&bug_id=126863&group_id=5470 opts, args = getopt.do_longs([], 'abc=1', ['abcd='], [])
opts, args = getopt.do_longs([], 'foo=42', ['foo-bar', 'foo=',], []) self.assertEqual(opts, [('--abcd', '1')])
verify(opts == [('--foo', '42')]) self.assertEqual(args, [])
verify(args == [])
expectException("opts, args = getopt.do_longs([], 'abc=1', ['abc'], [])", opts, args = getopt.do_longs([], 'abc', ['ab', 'abc', 'abcd'], [])
GetoptError) self.assertEqual(opts, [('--abc', '')])
expectException("opts, args = getopt.do_longs([], 'abc', ['abc='], [])", self.assertEqual(args, [])
GetoptError)
# Much like the preceding, except with a non-alpha character ("-") in
# note: the empty string between '-a' and '--beta' is significant: # option name that precedes "="; failed in
# it simulates an empty string option argument ('-a ""') on the command line. # http://python.org/sf/126863
cmdline = ['-a', '1', '-b', '--alpha=2', '--beta', '-a', '3', '-a', '', opts, args = getopt.do_longs([], 'foo=42', ['foo-bar', 'foo=',], [])
'--beta', 'arg1', 'arg2'] self.assertEqual(opts, [('--foo', '42')])
self.assertEqual(args, [])
if verbose:
print 'Running tests on getopt.getopt' self.assertError(getopt.do_longs, [], 'abc=1', ['abc'], [])
opts, args = getopt.getopt(cmdline, 'a:b', ['alpha=', 'beta']) self.assertError(getopt.do_longs, [], 'abc', ['abc='], [])
verify(opts == [('-a', '1'), ('-b', ''), ('--alpha', '2'), ('--beta', ''),
('-a', '3'), ('-a', ''), ('--beta', '')] ) def test_getopt(self):
# Note ambiguity of ('-b', '') and ('-a', '') above. This must be # note: the empty string between '-a' and '--beta' is significant:
# accounted for in the code that calls getopt(). # it simulates an empty string option argument ('-a ""') on the
verify(args == ['arg1', 'arg2']) # command line.
cmdline = ['-a', '1', '-b', '--alpha=2', '--beta', '-a', '3', '-a',
expectException( '', '--beta', 'arg1', 'arg2']
"opts, args = getopt.getopt(cmdline, 'a:b', ['alpha', 'beta'])",
GetoptError) opts, args = getopt.getopt(cmdline, 'a:b', ['alpha=', 'beta'])
self.assertEqual(opts, [('-a', '1'), ('-b', ''),
# Test handling of GNU style scanning mode. ('--alpha', '2'), ('--beta', ''),
if verbose: ('-a', '3'), ('-a', ''), ('--beta', '')])
print 'Running tests on getopt.gnu_getopt' # Note ambiguity of ('-b', '') and ('-a', '') above. This must be
cmdline = ['-a', 'arg1', '-b', '1', '--alpha', '--beta=2'] # accounted for in the code that calls getopt().
# GNU style self.assertEqual(args, ['arg1', 'arg2'])
opts, args = getopt.gnu_getopt(cmdline, 'ab:', ['alpha', 'beta='])
verify(opts == [('-a', ''), ('-b', '1'), ('--alpha', ''), ('--beta', '2')]) self.assertError(getopt.getopt, cmdline, 'a:b', ['alpha', 'beta'])
verify(args == ['arg1'])
# Posix style via + def test_gnu_getopt(self):
opts, args = getopt.gnu_getopt(cmdline, '+ab:', ['alpha', 'beta=']) # Test handling of GNU style scanning mode.
verify(opts == [('-a', '')]) cmdline = ['-a', 'arg1', '-b', '1', '--alpha', '--beta=2']
verify(args == ['arg1', '-b', '1', '--alpha', '--beta=2'])
# Posix style via POSIXLY_CORRECT # GNU style
os.environ["POSIXLY_CORRECT"] = "1" opts, args = getopt.gnu_getopt(cmdline, 'ab:', ['alpha', 'beta='])
opts, args = getopt.gnu_getopt(cmdline, 'ab:', ['alpha', 'beta=']) self.assertEqual(args, ['arg1'])
verify(opts == [('-a', '')]) self.assertEqual(opts, [('-a', ''), ('-b', '1'),
verify(args == ['arg1', '-b', '1', '--alpha', '--beta=2']) ('--alpha', ''), ('--beta', '2')])
# Posix style via +
if old_posixly_correct is None: opts, args = getopt.gnu_getopt(cmdline, '+ab:', ['alpha', 'beta='])
del os.environ["POSIXLY_CORRECT"] self.assertEqual(opts, [('-a', '')])
else: self.assertEqual(args, ['arg1', '-b', '1', '--alpha', '--beta=2'])
os.environ["POSIXLY_CORRECT"] = old_posixly_correct
# Posix style via POSIXLY_CORRECT
#------------------------------------------------------------------------------ os.environ["POSIXLY_CORRECT"] = "1"
opts, args = getopt.gnu_getopt(cmdline, 'ab:', ['alpha', 'beta='])
libreftest = """ self.assertEqual(opts, [('-a', '')])
Examples from the Library Reference: Doc/lib/libgetopt.tex self.assertEqual(args, ['arg1', '-b', '1', '--alpha', '--beta=2'])
An example using only Unix style options: def test_libref_examples(self):
s = """
Examples from the Library Reference: Doc/lib/libgetopt.tex
>>> import getopt
>>> args = '-a -b -cfoo -d bar a1 a2'.split() An example using only Unix style options:
>>> args
['-a', '-b', '-cfoo', '-d', 'bar', 'a1', 'a2']
>>> optlist, args = getopt.getopt(args, 'abc:d:') >>> import getopt
>>> optlist >>> args = '-a -b -cfoo -d bar a1 a2'.split()
[('-a', ''), ('-b', ''), ('-c', 'foo'), ('-d', 'bar')] >>> args
>>> args ['-a', '-b', '-cfoo', '-d', 'bar', 'a1', 'a2']
['a1', 'a2'] >>> optlist, args = getopt.getopt(args, 'abc:d:')
>>> optlist
Using long option names is equally easy: [('-a', ''), ('-b', ''), ('-c', 'foo'), ('-d', 'bar')]
>>> args
['a1', 'a2']
>>> s = '--condition=foo --testing --output-file abc.def -x a1 a2'
>>> args = s.split() Using long option names is equally easy:
>>> args
['--condition=foo', '--testing', '--output-file', 'abc.def', '-x', 'a1', 'a2']
>>> optlist, args = getopt.getopt(args, 'x', [ >>> s = '--condition=foo --testing --output-file abc.def -x a1 a2'
... 'condition=', 'output-file=', 'testing']) >>> args = s.split()
>>> optlist >>> args
[('--condition', 'foo'), ('--testing', ''), ('--output-file', 'abc.def'), ('-x', '')] ['--condition=foo', '--testing', '--output-file', 'abc.def', '-x', 'a1', 'a2']
>>> args >>> optlist, args = getopt.getopt(args, 'x', [
['a1', 'a2'] ... 'condition=', 'output-file=', 'testing'])
>>> optlist
""" [('--condition', 'foo'), ('--testing', ''), ('--output-file', 'abc.def'), ('-x', '')]
>>> args
__test__ = {'libreftest' : libreftest} ['a1', 'a2']
"""
import sys
run_doctest(sys.modules[__name__], verbose) import new
m = new.module("libreftest", s)
#------------------------------------------------------------------------------ run_doctest(m, verbose)
if verbose:
print "Module getopt: tests completed successfully." def test_main():
run_unittest(GetoptTests)
if __name__ == "__main__":
test_main()
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