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#!/usr/bin/env python
import unittest
import sys
from StringIO import StringIO
from common import gobject
from gobject import option
class TestOption(unittest.TestCase):
EXCEPTION_MESSAGE = "This callback fails"
def setup_group(self):
def option_callback(option, opt, value, parser):
raise StandardError(self.EXCEPTION_MESSAGE)
group = option.OptionGroup(
"unittest", "Unit test options", "Show all unittest options",
option_list = [
option.make_option("-f", "-u", "--file", "--unit-file",
type="filename",
dest="unit_file",
help="Unit test option"),
option.make_option("--test-integer",
type="int",
dest="test_integer",
help="Unit integer option"),
option.make_option("--callback-failure-test",
action="callback",
callback=option_callback,
dest="test_integer",
help="Unit integer option"),
])
group.add_option("-t", "--test",
action="store_false",
dest="test",
default=True,
help="Unit test option")
return group
def setup_parser(self):
parser = option.OptionParser("NAMES...",
description="Option unit test")
parser.add_option("-t", "--test", help="Unit test option",
action="store_false", dest="test", default=True)
return parser
def testOption(self):
parser = self.setup_parser()
group = self.setup_group()
parser.add_option_group(group)
parser.parse_args(["test_option.py", "--test", "-f", "test"])
assert group.values.test
assert not parser.values.test
assert group.values.unit_file == "test"
try:
parser.parse_args(["test_option.py", "--test-integer=text"])
except option.OptionValueError:
pass
else:
assert False
sio = StringIO()
old_stderr = sys.stderr
sys.stderr = sio
try:
parser.parse_args(["test_option.py", "--callback-failure-test"])
finally:
sys.stderr = old_stderr
assert (sio.getvalue().split('\n')[-2] ==
"StandardError: " + self.EXCEPTION_MESSAGE)
try:
parser.parse_args(["test_option.py", "--unknwon-option"])
except option.BadOptionError:
pass
else:
assert False
def testBadConstructor(self):
self.assertRaises(TypeError, option.OptionGroup)
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