| # |
| # Test suite for Optik. Supplied by Johannes Gijsbers |
| # (taradino@softhome.net) -- translated from the original Optik |
| # test suite to this PyUnit-based version. |
| # |
| # $Id$ |
| # |
| |
| import sys |
| import os |
| import re |
| import copy |
| import unittest |
| |
| from io import StringIO |
| from test import support |
| |
| |
| from optparse import make_option, Option, \ |
| TitledHelpFormatter, OptionParser, OptionGroup, \ |
| SUPPRESS_USAGE, OptionError, OptionConflictError, \ |
| BadOptionError, OptionValueError, Values |
| from optparse import _match_abbrev |
| from optparse import _parse_num |
| |
| retype = type(re.compile('')) |
| |
| class InterceptedError(Exception): |
| def __init__(self, |
| error_message=None, |
| exit_status=None, |
| exit_message=None): |
| self.error_message = error_message |
| self.exit_status = exit_status |
| self.exit_message = exit_message |
| |
| def __str__(self): |
| return self.error_message or self.exit_message or "intercepted error" |
| |
| class InterceptingOptionParser(OptionParser): |
| def exit(self, status=0, msg=None): |
| raise InterceptedError(exit_status=status, exit_message=msg) |
| |
| def error(self, msg): |
| raise InterceptedError(error_message=msg) |
| |
| |
| class BaseTest(unittest.TestCase): |
| def assertParseOK(self, args, expected_opts, expected_positional_args): |
| """Assert the options are what we expected when parsing arguments. |
| |
| Otherwise, fail with a nicely formatted message. |
| |
| Keyword arguments: |
| args -- A list of arguments to parse with OptionParser. |
| expected_opts -- The options expected. |
| expected_positional_args -- The positional arguments expected. |
| |
| Returns the options and positional args for further testing. |
| """ |
| |
| (options, positional_args) = self.parser.parse_args(args) |
| optdict = vars(options) |
| |
| self.assertEqual(optdict, expected_opts, |
| """ |
| Options are %(optdict)s. |
| Should be %(expected_opts)s. |
| Args were %(args)s.""" % locals()) |
| |
| self.assertEqual(positional_args, expected_positional_args, |
| """ |
| Positional arguments are %(positional_args)s. |
| Should be %(expected_positional_args)s. |
| Args were %(args)s.""" % locals ()) |
| |
| return (options, positional_args) |
| |
| def assertRaises(self, |
| func, |
| args, |
| kwargs, |
| expected_exception, |
| expected_message): |
| """ |
| Assert that the expected exception is raised when calling a |
| function, and that the right error message is included with |
| that exception. |
| |
| Arguments: |
| func -- the function to call |
| args -- positional arguments to `func` |
| kwargs -- keyword arguments to `func` |
| expected_exception -- exception that should be raised |
| expected_message -- expected exception message (or pattern |
| if a compiled regex object) |
| |
| Returns the exception raised for further testing. |
| """ |
| if args is None: |
| args = () |
| if kwargs is None: |
| kwargs = {} |
| |
| try: |
| func(*args, **kwargs) |
| except expected_exception as err: |
| actual_message = str(err) |
| if isinstance(expected_message, retype): |
| self.assertTrue(expected_message.search(actual_message), |
| """\ |
| expected exception message pattern: |
| /%s/ |
| actual exception message: |
| '''%s''' |
| """ % (expected_message.pattern, actual_message)) |
| else: |
| self.assertEqual(actual_message, |
| expected_message, |
| """\ |
| expected exception message: |
| '''%s''' |
| actual exception message: |
| '''%s''' |
| """ % (expected_message, actual_message)) |
| |
| return err |
| else: |
| self.fail("""expected exception %(expected_exception)s not raised |
| called %(func)r |
| with args %(args)r |
| and kwargs %(kwargs)r |
| """ % locals ()) |
| |
| |
| # -- Assertions used in more than one class -------------------- |
| |
| def assertParseFail(self, cmdline_args, expected_output): |
| """ |
| Assert the parser fails with the expected message. Caller |
| must ensure that self.parser is an InterceptingOptionParser. |
| """ |
| try: |
| self.parser.parse_args(cmdline_args) |
| except InterceptedError as err: |
| self.assertEqual(err.error_message, expected_output) |
| else: |
| self.assertFalse("expected parse failure") |
| |
| def assertOutput(self, |
| cmdline_args, |
| expected_output, |
| expected_status=0, |
| expected_error=None): |
| """Assert the parser prints the expected output on stdout.""" |
| save_stdout = sys.stdout |
| try: |
| try: |
| sys.stdout = StringIO() |
| self.parser.parse_args(cmdline_args) |
| finally: |
| output = sys.stdout.getvalue() |
| sys.stdout = save_stdout |
| |
| except InterceptedError as err: |
| self.assertTrue( |
| isinstance(output, str), |
| "expected output to be an ordinary string, not %r" |
| % type(output)) |
| |
| if output != expected_output: |
| self.fail("expected: \n'''\n" + expected_output + |
| "'''\nbut got \n'''\n" + output + "'''") |
| self.assertEqual(err.exit_status, expected_status) |
| self.assertEqual(err.exit_message, expected_error) |
| else: |
| self.assertFalse("expected parser.exit()") |
| |
| def assertTypeError(self, func, expected_message, *args): |
| """Assert that TypeError is raised when executing func.""" |
| self.assertRaises(func, args, None, TypeError, expected_message) |
| |
| def assertHelp(self, parser, expected_help): |
| actual_help = parser.format_help() |
| if actual_help != expected_help: |
| raise self.failureException( |
| 'help text failure; expected:\n"' + |
| expected_help + '"; got:\n"' + |
| actual_help + '"\n') |
| |
| # -- Test make_option() aka Option ------------------------------------- |
| |
| # It's not necessary to test correct options here. All the tests in the |
| # parser.parse_args() section deal with those, because they're needed |
| # there. |
| |
| class TestOptionChecks(BaseTest): |
| def setUp(self): |
| self.parser = OptionParser(usage=SUPPRESS_USAGE) |
| |
| def assertOptionError(self, expected_message, args=[], kwargs={}): |
| self.assertRaises(make_option, args, kwargs, |
| OptionError, expected_message) |
| |
| def test_opt_string_empty(self): |
| self.assertTypeError(make_option, |
| "at least one option string must be supplied") |
| |
| def test_opt_string_too_short(self): |
| self.assertOptionError( |
| "invalid option string 'b': must be at least two characters long", |
| ["b"]) |
| |
| def test_opt_string_short_invalid(self): |
| self.assertOptionError( |
| "invalid short option string '--': must be " |
| "of the form -x, (x any non-dash char)", |
| ["--"]) |
| |
| def test_opt_string_long_invalid(self): |
| self.assertOptionError( |
| "invalid long option string '---': " |
| "must start with --, followed by non-dash", |
| ["---"]) |
| |
| def test_attr_invalid(self): |
| self.assertOptionError( |
| "option -b: invalid keyword arguments: bar, foo", |
| ["-b"], {'foo': None, 'bar': None}) |
| |
| def test_action_invalid(self): |
| self.assertOptionError( |
| "option -b: invalid action: 'foo'", |
| ["-b"], {'action': 'foo'}) |
| |
| def test_type_invalid(self): |
| self.assertOptionError( |
| "option -b: invalid option type: 'foo'", |
| ["-b"], {'type': 'foo'}) |
| self.assertOptionError( |
| "option -b: invalid option type: 'tuple'", |
| ["-b"], {'type': tuple}) |
| |
| def test_no_type_for_action(self): |
| self.assertOptionError( |
| "option -b: must not supply a type for action 'count'", |
| ["-b"], {'action': 'count', 'type': 'int'}) |
| |
| def test_no_choices_list(self): |
| self.assertOptionError( |
| "option -b/--bad: must supply a list of " |
| "choices for type 'choice'", |
| ["-b", "--bad"], {'type': "choice"}) |
| |
| def test_bad_choices_list(self): |
| typename = type('').__name__ |
| self.assertOptionError( |
| "option -b/--bad: choices must be a list of " |
| "strings ('%s' supplied)" % typename, |
| ["-b", "--bad"], |
| {'type': "choice", 'choices':"bad choices"}) |
| |
| def test_no_choices_for_type(self): |
| self.assertOptionError( |
| "option -b: must not supply choices for type 'int'", |
| ["-b"], {'type': 'int', 'choices':"bad"}) |
| |
| def test_no_const_for_action(self): |
| self.assertOptionError( |
| "option -b: 'const' must not be supplied for action 'store'", |
| ["-b"], {'action': 'store', 'const': 1}) |
| |
| def test_no_nargs_for_action(self): |
| self.assertOptionError( |
| "option -b: 'nargs' must not be supplied for action 'count'", |
| ["-b"], {'action': 'count', 'nargs': 2}) |
| |
| def test_callback_not_callable(self): |
| self.assertOptionError( |
| "option -b: callback not callable: 'foo'", |
| ["-b"], {'action': 'callback', |
| 'callback': 'foo'}) |
| |
| def dummy(self): |
| pass |
| |
| def test_callback_args_no_tuple(self): |
| self.assertOptionError( |
| "option -b: callback_args, if supplied, " |
| "must be a tuple: not 'foo'", |
| ["-b"], {'action': 'callback', |
| 'callback': self.dummy, |
| 'callback_args': 'foo'}) |
| |
| def test_callback_kwargs_no_dict(self): |
| self.assertOptionError( |
| "option -b: callback_kwargs, if supplied, " |
| "must be a dict: not 'foo'", |
| ["-b"], {'action': 'callback', |
| 'callback': self.dummy, |
| 'callback_kwargs': 'foo'}) |
| |
| def test_no_callback_for_action(self): |
| self.assertOptionError( |
| "option -b: callback supplied ('foo') for non-callback option", |
| ["-b"], {'action': 'store', |
| 'callback': 'foo'}) |
| |
| def test_no_callback_args_for_action(self): |
| self.assertOptionError( |
| "option -b: callback_args supplied for non-callback option", |
| ["-b"], {'action': 'store', |
| 'callback_args': 'foo'}) |
| |
| def test_no_callback_kwargs_for_action(self): |
| self.assertOptionError( |
| "option -b: callback_kwargs supplied for non-callback option", |
| ["-b"], {'action': 'store', |
| 'callback_kwargs': 'foo'}) |
| |
| def test_no_single_dash(self): |
| self.assertOptionError( |
| "invalid long option string '-debug': " |
| "must start with --, followed by non-dash", |
| ["-debug"]) |
| |
| self.assertOptionError( |
| "option -d: invalid long option string '-debug': must start with" |
| " --, followed by non-dash", |
| ["-d", "-debug"]) |
| |
| self.assertOptionError( |
| "invalid long option string '-debug': " |
| "must start with --, followed by non-dash", |
| ["-debug", "--debug"]) |
| |
| class TestOptionParser(BaseTest): |
| def setUp(self): |
| self.parser = OptionParser() |
| self.parser.add_option("-v", "--verbose", "-n", "--noisy", |
| action="store_true", dest="verbose") |
| self.parser.add_option("-q", "--quiet", "--silent", |
| action="store_false", dest="verbose") |
| |
| def test_add_option_no_Option(self): |
| self.assertTypeError(self.parser.add_option, |
| "not an Option instance: None", None) |
| |
| def test_add_option_invalid_arguments(self): |
| self.assertTypeError(self.parser.add_option, |
| "invalid arguments", None, None) |
| |
| def test_get_option(self): |
| opt1 = self.parser.get_option("-v") |
| self.assertIsInstance(opt1, Option) |
| self.assertEqual(opt1._short_opts, ["-v", "-n"]) |
| self.assertEqual(opt1._long_opts, ["--verbose", "--noisy"]) |
| self.assertEqual(opt1.action, "store_true") |
| self.assertEqual(opt1.dest, "verbose") |
| |
| def test_get_option_equals(self): |
| opt1 = self.parser.get_option("-v") |
| opt2 = self.parser.get_option("--verbose") |
| opt3 = self.parser.get_option("-n") |
| opt4 = self.parser.get_option("--noisy") |
| self.assertTrue(opt1 is opt2 is opt3 is opt4) |
| |
| def test_has_option(self): |
| self.assertTrue(self.parser.has_option("-v")) |
| self.assertTrue(self.parser.has_option("--verbose")) |
| |
| def assertTrueremoved(self): |
| self.assertTrue(self.parser.get_option("-v") is None) |
| self.assertTrue(self.parser.get_option("--verbose") is None) |
| self.assertTrue(self.parser.get_option("-n") is None) |
| self.assertTrue(self.parser.get_option("--noisy") is None) |
| |
| self.assertFalse(self.parser.has_option("-v")) |
| self.assertFalse(self.parser.has_option("--verbose")) |
| self.assertFalse(self.parser.has_option("-n")) |
| self.assertFalse(self.parser.has_option("--noisy")) |
| |
| self.assertTrue(self.parser.has_option("-q")) |
| self.assertTrue(self.parser.has_option("--silent")) |
| |
| def test_remove_short_opt(self): |
| self.parser.remove_option("-n") |
| self.assertTrueremoved() |
| |
| def test_remove_long_opt(self): |
| self.parser.remove_option("--verbose") |
| self.assertTrueremoved() |
| |
| def test_remove_nonexistent(self): |
| self.assertRaises(self.parser.remove_option, ('foo',), None, |
| ValueError, "no such option 'foo'") |
| |
| def test_refleak(self): |
| # If an OptionParser is carrying around a reference to a large |
| # object, various cycles can prevent it from being GC'd in |
| # a timely fashion. destroy() breaks the cycles to ensure stuff |
| # can be cleaned up. |
| big_thing = [42] |
| refcount = sys.getrefcount(big_thing) |
| parser = OptionParser() |
| parser.add_option("-a", "--aaarggh") |
| parser.big_thing = big_thing |
| |
| parser.destroy() |
| #self.assertEqual(refcount, sys.getrefcount(big_thing)) |
| del parser |
| self.assertEqual(refcount, sys.getrefcount(big_thing)) |
| |
| |
| class TestOptionValues(BaseTest): |
| def setUp(self): |
| pass |
| |
| def test_basics(self): |
| values = Values() |
| self.assertEqual(vars(values), {}) |
| self.assertEqual(values, {}) |
| self.assertNotEqual(values, {"foo": "bar"}) |
| self.assertNotEqual(values, "") |
| |
| dict = {"foo": "bar", "baz": 42} |
| values = Values(defaults=dict) |
| self.assertEqual(vars(values), dict) |
| self.assertEqual(values, dict) |
| self.assertNotEqual(values, {"foo": "bar"}) |
| self.assertNotEqual(values, {}) |
| self.assertNotEqual(values, "") |
| self.assertNotEqual(values, []) |
| |
| |
| class TestTypeAliases(BaseTest): |
| def setUp(self): |
| self.parser = OptionParser() |
| |
| def test_str_aliases_string(self): |
| self.parser.add_option("-s", type="str") |
| self.assertEqual(self.parser.get_option("-s").type, "string") |
| |
| def test_type_object(self): |
| self.parser.add_option("-s", type=str) |
| self.assertEqual(self.parser.get_option("-s").type, "string") |
| self.parser.add_option("-x", type=int) |
| self.assertEqual(self.parser.get_option("-x").type, "int") |
| |
| |
| # Custom type for testing processing of default values. |
| _time_units = { 's' : 1, 'm' : 60, 'h' : 60*60, 'd' : 60*60*24 } |
| |
| def _check_duration(option, opt, value): |
| try: |
| if value[-1].isdigit(): |
| return int(value) |
| else: |
| return int(value[:-1]) * _time_units[value[-1]] |
| except (ValueError, IndexError): |
| raise OptionValueError( |
| 'option %s: invalid duration: %r' % (opt, value)) |
| |
| class DurationOption(Option): |
| TYPES = Option.TYPES + ('duration',) |
| TYPE_CHECKER = copy.copy(Option.TYPE_CHECKER) |
| TYPE_CHECKER['duration'] = _check_duration |
| |
| class TestDefaultValues(BaseTest): |
| def setUp(self): |
| self.parser = OptionParser() |
| self.parser.add_option("-v", "--verbose", default=True) |
| self.parser.add_option("-q", "--quiet", dest='verbose') |
| self.parser.add_option("-n", type="int", default=37) |
| self.parser.add_option("-m", type="int") |
| self.parser.add_option("-s", default="foo") |
| self.parser.add_option("-t") |
| self.parser.add_option("-u", default=None) |
| self.expected = { 'verbose': True, |
| 'n': 37, |
| 'm': None, |
| 's': "foo", |
| 't': None, |
| 'u': None } |
| |
| def test_basic_defaults(self): |
| self.assertEqual(self.parser.get_default_values(), self.expected) |
| |
| def test_mixed_defaults_post(self): |
| self.parser.set_defaults(n=42, m=-100) |
| self.expected.update({'n': 42, 'm': -100}) |
| self.assertEqual(self.parser.get_default_values(), self.expected) |
| |
| def test_mixed_defaults_pre(self): |
| self.parser.set_defaults(x="barf", y="blah") |
| self.parser.add_option("-x", default="frob") |
| self.parser.add_option("-y") |
| |
| self.expected.update({'x': "frob", 'y': "blah"}) |
| self.assertEqual(self.parser.get_default_values(), self.expected) |
| |
| self.parser.remove_option("-y") |
| self.parser.add_option("-y", default=None) |
| self.expected.update({'y': None}) |
| self.assertEqual(self.parser.get_default_values(), self.expected) |
| |
| def test_process_default(self): |
| self.parser.option_class = DurationOption |
| self.parser.add_option("-d", type="duration", default=300) |
| self.parser.add_option("-e", type="duration", default="6m") |
| self.parser.set_defaults(n="42") |
| self.expected.update({'d': 300, 'e': 360, 'n': 42}) |
| self.assertEqual(self.parser.get_default_values(), self.expected) |
| |
| self.parser.set_process_default_values(False) |
| self.expected.update({'d': 300, 'e': "6m", 'n': "42"}) |
| self.assertEqual(self.parser.get_default_values(), self.expected) |
| |
| |
| class TestProgName(BaseTest): |
| """ |
| Test that %prog expands to the right thing in usage, version, |
| and help strings. |
| """ |
| |
| def assertUsage(self, parser, expected_usage): |
| self.assertEqual(parser.get_usage(), expected_usage) |
| |
| def assertVersion(self, parser, expected_version): |
| self.assertEqual(parser.get_version(), expected_version) |
| |
| |
| def test_default_progname(self): |
| # Make sure that program name taken from sys.argv[0] by default. |
| save_argv = sys.argv[:] |
| try: |
| sys.argv[0] = os.path.join("foo", "bar", "baz.py") |
| parser = OptionParser("%prog ...", version="%prog 1.2") |
| expected_usage = "Usage: baz.py ...\n" |
| self.assertUsage(parser, expected_usage) |
| self.assertVersion(parser, "baz.py 1.2") |
| self.assertHelp(parser, |
| expected_usage + "\n" + |
| "Options:\n" |
| " --version show program's version number and exit\n" |
| " -h, --help show this help message and exit\n") |
| finally: |
| sys.argv[:] = save_argv |
| |
| def test_custom_progname(self): |
| parser = OptionParser(prog="thingy", |
| version="%prog 0.1", |
| usage="%prog arg arg") |
| parser.remove_option("-h") |
| parser.remove_option("--version") |
| expected_usage = "Usage: thingy arg arg\n" |
| self.assertUsage(parser, expected_usage) |
| self.assertVersion(parser, "thingy 0.1") |
| self.assertHelp(parser, expected_usage + "\n") |
| |
| |
| class TestExpandDefaults(BaseTest): |
| def setUp(self): |
| self.parser = OptionParser(prog="test") |
| self.help_prefix = """\ |
| Usage: test [options] |
| |
| Options: |
| -h, --help show this help message and exit |
| """ |
| self.file_help = "read from FILE [default: %default]" |
| self.expected_help_file = self.help_prefix + \ |
| " -f FILE, --file=FILE read from FILE [default: foo.txt]\n" |
| self.expected_help_none = self.help_prefix + \ |
| " -f FILE, --file=FILE read from FILE [default: none]\n" |
| |
| def test_option_default(self): |
| self.parser.add_option("-f", "--file", |
| default="foo.txt", |
| help=self.file_help) |
| self.assertHelp(self.parser, self.expected_help_file) |
| |
| def test_parser_default_1(self): |
| self.parser.add_option("-f", "--file", |
| help=self.file_help) |
| self.parser.set_default('file', "foo.txt") |
| self.assertHelp(self.parser, self.expected_help_file) |
| |
| def test_parser_default_2(self): |
| self.parser.add_option("-f", "--file", |
| help=self.file_help) |
| self.parser.set_defaults(file="foo.txt") |
| self.assertHelp(self.parser, self.expected_help_file) |
| |
| def test_no_default(self): |
| self.parser.add_option("-f", "--file", |
| help=self.file_help) |
| self.assertHelp(self.parser, self.expected_help_none) |
| |
| def test_default_none_1(self): |
| self.parser.add_option("-f", "--file", |
| default=None, |
| help=self.file_help) |
| self.assertHelp(self.parser, self.expected_help_none) |
| |
| def test_default_none_2(self): |
| self.parser.add_option("-f", "--file", |
| help=self.file_help) |
| self.parser.set_defaults(file=None) |
| self.assertHelp(self.parser, self.expected_help_none) |
| |
| def test_float_default(self): |
| self.parser.add_option( |
| "-p", "--prob", |
| help="blow up with probability PROB [default: %default]") |
| self.parser.set_defaults(prob=0.43) |
| expected_help = self.help_prefix + \ |
| " -p PROB, --prob=PROB blow up with probability PROB [default: 0.43]\n" |
| self.assertHelp(self.parser, expected_help) |
| |
| def test_alt_expand(self): |
| self.parser.add_option("-f", "--file", |
| default="foo.txt", |
| help="read from FILE [default: *DEFAULT*]") |
| self.parser.formatter.default_tag = "*DEFAULT*" |
| self.assertHelp(self.parser, self.expected_help_file) |
| |
| def test_no_expand(self): |
| self.parser.add_option("-f", "--file", |
| default="foo.txt", |
| help="read from %default file") |
| self.parser.formatter.default_tag = None |
| expected_help = self.help_prefix + \ |
| " -f FILE, --file=FILE read from %default file\n" |
| self.assertHelp(self.parser, expected_help) |
| |
| |
| # -- Test parser.parse_args() ------------------------------------------ |
| |
| class TestStandard(BaseTest): |
| def setUp(self): |
| options = [make_option("-a", type="string"), |
| make_option("-b", "--boo", type="int", dest='boo'), |
| make_option("--foo", action="append")] |
| |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE, |
| option_list=options) |
| |
| def test_required_value(self): |
| self.assertParseFail(["-a"], "-a option requires 1 argument") |
| |
| def test_invalid_integer(self): |
| self.assertParseFail(["-b", "5x"], |
| "option -b: invalid integer value: '5x'") |
| |
| def test_no_such_option(self): |
| self.assertParseFail(["--boo13"], "no such option: --boo13") |
| |
| def test_long_invalid_integer(self): |
| self.assertParseFail(["--boo=x5"], |
| "option --boo: invalid integer value: 'x5'") |
| |
| def test_empty(self): |
| self.assertParseOK([], {'a': None, 'boo': None, 'foo': None}, []) |
| |
| def test_shortopt_empty_longopt_append(self): |
| self.assertParseOK(["-a", "", "--foo=blah", "--foo="], |
| {'a': "", 'boo': None, 'foo': ["blah", ""]}, |
| []) |
| |
| def test_long_option_append(self): |
| self.assertParseOK(["--foo", "bar", "--foo", "", "--foo=x"], |
| {'a': None, |
| 'boo': None, |
| 'foo': ["bar", "", "x"]}, |
| []) |
| |
| def test_option_argument_joined(self): |
| self.assertParseOK(["-abc"], |
| {'a': "bc", 'boo': None, 'foo': None}, |
| []) |
| |
| def test_option_argument_split(self): |
| self.assertParseOK(["-a", "34"], |
| {'a': "34", 'boo': None, 'foo': None}, |
| []) |
| |
| def test_option_argument_joined_integer(self): |
| self.assertParseOK(["-b34"], |
| {'a': None, 'boo': 34, 'foo': None}, |
| []) |
| |
| def test_option_argument_split_negative_integer(self): |
| self.assertParseOK(["-b", "-5"], |
| {'a': None, 'boo': -5, 'foo': None}, |
| []) |
| |
| def test_long_option_argument_joined(self): |
| self.assertParseOK(["--boo=13"], |
| {'a': None, 'boo': 13, 'foo': None}, |
| []) |
| |
| def test_long_option_argument_split(self): |
| self.assertParseOK(["--boo", "111"], |
| {'a': None, 'boo': 111, 'foo': None}, |
| []) |
| |
| def test_long_option_short_option(self): |
| self.assertParseOK(["--foo=bar", "-axyz"], |
| {'a': 'xyz', 'boo': None, 'foo': ["bar"]}, |
| []) |
| |
| def test_abbrev_long_option(self): |
| self.assertParseOK(["--f=bar", "-axyz"], |
| {'a': 'xyz', 'boo': None, 'foo': ["bar"]}, |
| []) |
| |
| def test_defaults(self): |
| (options, args) = self.parser.parse_args([]) |
| defaults = self.parser.get_default_values() |
| self.assertEqual(vars(defaults), vars(options)) |
| |
| def test_ambiguous_option(self): |
| self.parser.add_option("--foz", action="store", |
| type="string", dest="foo") |
| self.assertParseFail(["--f=bar"], |
| "ambiguous option: --f (--foo, --foz?)") |
| |
| |
| def test_short_and_long_option_split(self): |
| self.assertParseOK(["-a", "xyz", "--foo", "bar"], |
| {'a': 'xyz', 'boo': None, 'foo': ["bar"]}, |
| []), |
| |
| def test_short_option_split_long_option_append(self): |
| self.assertParseOK(["--foo=bar", "-b", "123", "--foo", "baz"], |
| {'a': None, 'boo': 123, 'foo': ["bar", "baz"]}, |
| []) |
| |
| def test_short_option_split_one_positional_arg(self): |
| self.assertParseOK(["-a", "foo", "bar"], |
| {'a': "foo", 'boo': None, 'foo': None}, |
| ["bar"]), |
| |
| def test_short_option_consumes_separator(self): |
| self.assertParseOK(["-a", "--", "foo", "bar"], |
| {'a': "--", 'boo': None, 'foo': None}, |
| ["foo", "bar"]), |
| self.assertParseOK(["-a", "--", "--foo", "bar"], |
| {'a': "--", 'boo': None, 'foo': ["bar"]}, |
| []), |
| |
| def test_short_option_joined_and_separator(self): |
| self.assertParseOK(["-ab", "--", "--foo", "bar"], |
| {'a': "b", 'boo': None, 'foo': None}, |
| ["--foo", "bar"]), |
| |
| def test_hyphen_becomes_positional_arg(self): |
| self.assertParseOK(["-ab", "-", "--foo", "bar"], |
| {'a': "b", 'boo': None, 'foo': ["bar"]}, |
| ["-"]) |
| |
| def test_no_append_versus_append(self): |
| self.assertParseOK(["-b3", "-b", "5", "--foo=bar", "--foo", "baz"], |
| {'a': None, 'boo': 5, 'foo': ["bar", "baz"]}, |
| []) |
| |
| def test_option_consumes_optionlike_string(self): |
| self.assertParseOK(["-a", "-b3"], |
| {'a': "-b3", 'boo': None, 'foo': None}, |
| []) |
| |
| def test_combined_single_invalid_option(self): |
| self.parser.add_option("-t", action="store_true") |
| self.assertParseFail(["-test"], |
| "no such option: -e") |
| |
| class TestBool(BaseTest): |
| def setUp(self): |
| options = [make_option("-v", |
| "--verbose", |
| action="store_true", |
| dest="verbose", |
| default=''), |
| make_option("-q", |
| "--quiet", |
| action="store_false", |
| dest="verbose")] |
| self.parser = OptionParser(option_list = options) |
| |
| def test_bool_default(self): |
| self.assertParseOK([], |
| {'verbose': ''}, |
| []) |
| |
| def test_bool_false(self): |
| (options, args) = self.assertParseOK(["-q"], |
| {'verbose': 0}, |
| []) |
| self.assertTrue(options.verbose is False) |
| |
| def test_bool_true(self): |
| (options, args) = self.assertParseOK(["-v"], |
| {'verbose': 1}, |
| []) |
| self.assertTrue(options.verbose is True) |
| |
| def test_bool_flicker_on_and_off(self): |
| self.assertParseOK(["-qvq", "-q", "-v"], |
| {'verbose': 1}, |
| []) |
| |
| class TestChoice(BaseTest): |
| def setUp(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE) |
| self.parser.add_option("-c", action="store", type="choice", |
| dest="choice", choices=["one", "two", "three"]) |
| |
| def test_valid_choice(self): |
| self.assertParseOK(["-c", "one", "xyz"], |
| {'choice': 'one'}, |
| ["xyz"]) |
| |
| def test_invalid_choice(self): |
| self.assertParseFail(["-c", "four", "abc"], |
| "option -c: invalid choice: 'four' " |
| "(choose from 'one', 'two', 'three')") |
| |
| def test_add_choice_option(self): |
| self.parser.add_option("-d", "--default", |
| choices=["four", "five", "six"]) |
| opt = self.parser.get_option("-d") |
| self.assertEqual(opt.type, "choice") |
| self.assertEqual(opt.action, "store") |
| |
| class TestCount(BaseTest): |
| def setUp(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE) |
| self.v_opt = make_option("-v", action="count", dest="verbose") |
| self.parser.add_option(self.v_opt) |
| self.parser.add_option("--verbose", type="int", dest="verbose") |
| self.parser.add_option("-q", "--quiet", |
| action="store_const", dest="verbose", const=0) |
| |
| def test_empty(self): |
| self.assertParseOK([], {'verbose': None}, []) |
| |
| def test_count_one(self): |
| self.assertParseOK(["-v"], {'verbose': 1}, []) |
| |
| def test_count_three(self): |
| self.assertParseOK(["-vvv"], {'verbose': 3}, []) |
| |
| def test_count_three_apart(self): |
| self.assertParseOK(["-v", "-v", "-v"], {'verbose': 3}, []) |
| |
| def test_count_override_amount(self): |
| self.assertParseOK(["-vvv", "--verbose=2"], {'verbose': 2}, []) |
| |
| def test_count_override_quiet(self): |
| self.assertParseOK(["-vvv", "--verbose=2", "-q"], {'verbose': 0}, []) |
| |
| def test_count_overriding(self): |
| self.assertParseOK(["-vvv", "--verbose=2", "-q", "-v"], |
| {'verbose': 1}, []) |
| |
| def test_count_interspersed_args(self): |
| self.assertParseOK(["--quiet", "3", "-v"], |
| {'verbose': 1}, |
| ["3"]) |
| |
| def test_count_no_interspersed_args(self): |
| self.parser.disable_interspersed_args() |
| self.assertParseOK(["--quiet", "3", "-v"], |
| {'verbose': 0}, |
| ["3", "-v"]) |
| |
| def test_count_no_such_option(self): |
| self.assertParseFail(["-q3", "-v"], "no such option: -3") |
| |
| def test_count_option_no_value(self): |
| self.assertParseFail(["--quiet=3", "-v"], |
| "--quiet option does not take a value") |
| |
| def test_count_with_default(self): |
| self.parser.set_default('verbose', 0) |
| self.assertParseOK([], {'verbose':0}, []) |
| |
| def test_count_overriding_default(self): |
| self.parser.set_default('verbose', 0) |
| self.assertParseOK(["-vvv", "--verbose=2", "-q", "-v"], |
| {'verbose': 1}, []) |
| |
| class TestMultipleArgs(BaseTest): |
| def setUp(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE) |
| self.parser.add_option("-p", "--point", |
| action="store", nargs=3, type="float", dest="point") |
| |
| def test_nargs_with_positional_args(self): |
| self.assertParseOK(["foo", "-p", "1", "2.5", "-4.3", "xyz"], |
| {'point': (1.0, 2.5, -4.3)}, |
| ["foo", "xyz"]) |
| |
| def test_nargs_long_opt(self): |
| self.assertParseOK(["--point", "-1", "2.5", "-0", "xyz"], |
| {'point': (-1.0, 2.5, -0.0)}, |
| ["xyz"]) |
| |
| def test_nargs_invalid_float_value(self): |
| self.assertParseFail(["-p", "1.0", "2x", "3.5"], |
| "option -p: " |
| "invalid floating-point value: '2x'") |
| |
| def test_nargs_required_values(self): |
| self.assertParseFail(["--point", "1.0", "3.5"], |
| "--point option requires 3 arguments") |
| |
| class TestMultipleArgsAppend(BaseTest): |
| def setUp(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE) |
| self.parser.add_option("-p", "--point", action="store", nargs=3, |
| type="float", dest="point") |
| self.parser.add_option("-f", "--foo", action="append", nargs=2, |
| type="int", dest="foo") |
| self.parser.add_option("-z", "--zero", action="append_const", |
| dest="foo", const=(0, 0)) |
| |
| def test_nargs_append(self): |
| self.assertParseOK(["-f", "4", "-3", "blah", "--foo", "1", "666"], |
| {'point': None, 'foo': [(4, -3), (1, 666)]}, |
| ["blah"]) |
| |
| def test_nargs_append_required_values(self): |
| self.assertParseFail(["-f4,3"], |
| "-f option requires 2 arguments") |
| |
| def test_nargs_append_simple(self): |
| self.assertParseOK(["--foo=3", "4"], |
| {'point': None, 'foo':[(3, 4)]}, |
| []) |
| |
| def test_nargs_append_const(self): |
| self.assertParseOK(["--zero", "--foo", "3", "4", "-z"], |
| {'point': None, 'foo':[(0, 0), (3, 4), (0, 0)]}, |
| []) |
| |
| class TestVersion(BaseTest): |
| def test_version(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE, |
| version="%prog 0.1") |
| save_argv = sys.argv[:] |
| try: |
| sys.argv[0] = os.path.join(os.curdir, "foo", "bar") |
| self.assertOutput(["--version"], "bar 0.1\n") |
| finally: |
| sys.argv[:] = save_argv |
| |
| def test_no_version(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE) |
| self.assertParseFail(["--version"], |
| "no such option: --version") |
| |
| # -- Test conflicting default values and parser.parse_args() ----------- |
| |
| class TestConflictingDefaults(BaseTest): |
| """Conflicting default values: the last one should win.""" |
| def setUp(self): |
| self.parser = OptionParser(option_list=[ |
| make_option("-v", action="store_true", dest="verbose", default=1)]) |
| |
| def test_conflict_default(self): |
| self.parser.add_option("-q", action="store_false", dest="verbose", |
| default=0) |
| self.assertParseOK([], {'verbose': 0}, []) |
| |
| def test_conflict_default_none(self): |
| self.parser.add_option("-q", action="store_false", dest="verbose", |
| default=None) |
| self.assertParseOK([], {'verbose': None}, []) |
| |
| class TestOptionGroup(BaseTest): |
| def setUp(self): |
| self.parser = OptionParser(usage=SUPPRESS_USAGE) |
| |
| def test_option_group_create_instance(self): |
| group = OptionGroup(self.parser, "Spam") |
| self.parser.add_option_group(group) |
| group.add_option("--spam", action="store_true", |
| help="spam spam spam spam") |
| self.assertParseOK(["--spam"], {'spam': 1}, []) |
| |
| def test_add_group_no_group(self): |
| self.assertTypeError(self.parser.add_option_group, |
| "not an OptionGroup instance: None", None) |
| |
| def test_add_group_invalid_arguments(self): |
| self.assertTypeError(self.parser.add_option_group, |
| "invalid arguments", None, None) |
| |
| def test_add_group_wrong_parser(self): |
| group = OptionGroup(self.parser, "Spam") |
| group.parser = OptionParser() |
| self.assertRaises(self.parser.add_option_group, (group,), None, |
| ValueError, "invalid OptionGroup (wrong parser)") |
| |
| def test_group_manipulate(self): |
| group = self.parser.add_option_group("Group 2", |
| description="Some more options") |
| group.set_title("Bacon") |
| group.add_option("--bacon", type="int") |
| self.assertTrue(self.parser.get_option_group("--bacon"), group) |
| |
| # -- Test extending and parser.parse_args() ---------------------------- |
| |
| class TestExtendAddTypes(BaseTest): |
| def setUp(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE, |
| option_class=self.MyOption) |
| self.parser.add_option("-a", None, type="string", dest="a") |
| self.parser.add_option("-f", "--file", type="file", dest="file") |
| |
| def tearDown(self): |
| if os.path.isdir(support.TESTFN): |
| os.rmdir(support.TESTFN) |
| elif os.path.isfile(support.TESTFN): |
| os.unlink(support.TESTFN) |
| |
| class MyOption (Option): |
| def check_file(option, opt, value): |
| if not os.path.exists(value): |
| raise OptionValueError("%s: file does not exist" % value) |
| elif not os.path.isfile(value): |
| raise OptionValueError("%s: not a regular file" % value) |
| return value |
| |
| TYPES = Option.TYPES + ("file",) |
| TYPE_CHECKER = copy.copy(Option.TYPE_CHECKER) |
| TYPE_CHECKER["file"] = check_file |
| |
| def test_filetype_ok(self): |
| support.create_empty_file(support.TESTFN) |
| self.assertParseOK(["--file", support.TESTFN, "-afoo"], |
| {'file': support.TESTFN, 'a': 'foo'}, |
| []) |
| |
| def test_filetype_noexist(self): |
| self.assertParseFail(["--file", support.TESTFN, "-afoo"], |
| "%s: file does not exist" % |
| support.TESTFN) |
| |
| def test_filetype_notfile(self): |
| os.mkdir(support.TESTFN) |
| self.assertParseFail(["--file", support.TESTFN, "-afoo"], |
| "%s: not a regular file" % |
| support.TESTFN) |
| |
| |
| class TestExtendAddActions(BaseTest): |
| def setUp(self): |
| options = [self.MyOption("-a", "--apple", action="extend", |
| type="string", dest="apple")] |
| self.parser = OptionParser(option_list=options) |
| |
| class MyOption (Option): |
| ACTIONS = Option.ACTIONS + ("extend",) |
| STORE_ACTIONS = Option.STORE_ACTIONS + ("extend",) |
| TYPED_ACTIONS = Option.TYPED_ACTIONS + ("extend",) |
| |
| def take_action(self, action, dest, opt, value, values, parser): |
| if action == "extend": |
| lvalue = value.split(",") |
| values.ensure_value(dest, []).extend(lvalue) |
| else: |
| Option.take_action(self, action, dest, opt, parser, value, |
| values) |
| |
| def test_extend_add_action(self): |
| self.assertParseOK(["-afoo,bar", "--apple=blah"], |
| {'apple': ["foo", "bar", "blah"]}, |
| []) |
| |
| def test_extend_add_action_normal(self): |
| self.assertParseOK(["-a", "foo", "-abar", "--apple=x,y"], |
| {'apple': ["foo", "bar", "x", "y"]}, |
| []) |
| |
| # -- Test callbacks and parser.parse_args() ---------------------------- |
| |
| class TestCallback(BaseTest): |
| def setUp(self): |
| options = [make_option("-x", |
| None, |
| action="callback", |
| callback=self.process_opt), |
| make_option("-f", |
| "--file", |
| action="callback", |
| callback=self.process_opt, |
| type="string", |
| dest="filename")] |
| self.parser = OptionParser(option_list=options) |
| |
| def process_opt(self, option, opt, value, parser_): |
| if opt == "-x": |
| self.assertEqual(option._short_opts, ["-x"]) |
| self.assertEqual(option._long_opts, []) |
| self.assertTrue(parser_ is self.parser) |
| self.assertTrue(value is None) |
| self.assertEqual(vars(parser_.values), {'filename': None}) |
| |
| parser_.values.x = 42 |
| elif opt == "--file": |
| self.assertEqual(option._short_opts, ["-f"]) |
| self.assertEqual(option._long_opts, ["--file"]) |
| self.assertTrue(parser_ is self.parser) |
| self.assertEqual(value, "foo") |
| self.assertEqual(vars(parser_.values), {'filename': None, 'x': 42}) |
| |
| setattr(parser_.values, option.dest, value) |
| else: |
| self.fail("Unknown option %r in process_opt." % opt) |
| |
| def test_callback(self): |
| self.assertParseOK(["-x", "--file=foo"], |
| {'filename': "foo", 'x': 42}, |
| []) |
| |
| def test_callback_help(self): |
| # This test was prompted by SF bug #960515 -- the point is |
| # not to inspect the help text, just to make sure that |
| # format_help() doesn't crash. |
| parser = OptionParser(usage=SUPPRESS_USAGE) |
| parser.remove_option("-h") |
| parser.add_option("-t", "--test", action="callback", |
| callback=lambda: None, type="string", |
| help="foo") |
| |
| expected_help = ("Options:\n" |
| " -t TEST, --test=TEST foo\n") |
| self.assertHelp(parser, expected_help) |
| |
| |
| class TestCallbackExtraArgs(BaseTest): |
| def setUp(self): |
| options = [make_option("-p", "--point", action="callback", |
| callback=self.process_tuple, |
| callback_args=(3, int), type="string", |
| dest="points", default=[])] |
| self.parser = OptionParser(option_list=options) |
| |
| def process_tuple(self, option, opt, value, parser_, len, type): |
| self.assertEqual(len, 3) |
| self.assertTrue(type is int) |
| |
| if opt == "-p": |
| self.assertEqual(value, "1,2,3") |
| elif opt == "--point": |
| self.assertEqual(value, "4,5,6") |
| |
| value = tuple(map(type, value.split(","))) |
| getattr(parser_.values, option.dest).append(value) |
| |
| def test_callback_extra_args(self): |
| self.assertParseOK(["-p1,2,3", "--point", "4,5,6"], |
| {'points': [(1,2,3), (4,5,6)]}, |
| []) |
| |
| class TestCallbackMeddleArgs(BaseTest): |
| def setUp(self): |
| options = [make_option(str(x), action="callback", |
| callback=self.process_n, dest='things') |
| for x in range(-1, -6, -1)] |
| self.parser = OptionParser(option_list=options) |
| |
| # Callback that meddles in rargs, largs |
| def process_n(self, option, opt, value, parser_): |
| # option is -3, -5, etc. |
| nargs = int(opt[1:]) |
| rargs = parser_.rargs |
| if len(rargs) < nargs: |
| self.fail("Expected %d arguments for %s option." % (nargs, opt)) |
| dest = parser_.values.ensure_value(option.dest, []) |
| dest.append(tuple(rargs[0:nargs])) |
| parser_.largs.append(nargs) |
| del rargs[0:nargs] |
| |
| def test_callback_meddle_args(self): |
| self.assertParseOK(["-1", "foo", "-3", "bar", "baz", "qux"], |
| {'things': [("foo",), ("bar", "baz", "qux")]}, |
| [1, 3]) |
| |
| def test_callback_meddle_args_separator(self): |
| self.assertParseOK(["-2", "foo", "--"], |
| {'things': [('foo', '--')]}, |
| [2]) |
| |
| class TestCallbackManyArgs(BaseTest): |
| def setUp(self): |
| options = [make_option("-a", "--apple", action="callback", nargs=2, |
| callback=self.process_many, type="string"), |
| make_option("-b", "--bob", action="callback", nargs=3, |
| callback=self.process_many, type="int")] |
| self.parser = OptionParser(option_list=options) |
| |
| def process_many(self, option, opt, value, parser_): |
| if opt == "-a": |
| self.assertEqual(value, ("foo", "bar")) |
| elif opt == "--apple": |
| self.assertEqual(value, ("ding", "dong")) |
| elif opt == "-b": |
| self.assertEqual(value, (1, 2, 3)) |
| elif opt == "--bob": |
| self.assertEqual(value, (-666, 42, 0)) |
| |
| def test_many_args(self): |
| self.assertParseOK(["-a", "foo", "bar", "--apple", "ding", "dong", |
| "-b", "1", "2", "3", "--bob", "-666", "42", |
| "0"], |
| {"apple": None, "bob": None}, |
| []) |
| |
| class TestCallbackCheckAbbrev(BaseTest): |
| def setUp(self): |
| self.parser = OptionParser() |
| self.parser.add_option("--foo-bar", action="callback", |
| callback=self.check_abbrev) |
| |
| def check_abbrev(self, option, opt, value, parser): |
| self.assertEqual(opt, "--foo-bar") |
| |
| def test_abbrev_callback_expansion(self): |
| self.assertParseOK(["--foo"], {}, []) |
| |
| class TestCallbackVarArgs(BaseTest): |
| def setUp(self): |
| options = [make_option("-a", type="int", nargs=2, dest="a"), |
| make_option("-b", action="store_true", dest="b"), |
| make_option("-c", "--callback", action="callback", |
| callback=self.variable_args, dest="c")] |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE, |
| option_list=options) |
| |
| def variable_args(self, option, opt, value, parser): |
| self.assertTrue(value is None) |
| value = [] |
| rargs = parser.rargs |
| while rargs: |
| arg = rargs[0] |
| if ((arg[:2] == "--" and len(arg) > 2) or |
| (arg[:1] == "-" and len(arg) > 1 and arg[1] != "-")): |
| break |
| else: |
| value.append(arg) |
| del rargs[0] |
| setattr(parser.values, option.dest, value) |
| |
| def test_variable_args(self): |
| self.assertParseOK(["-a3", "-5", "--callback", "foo", "bar"], |
| {'a': (3, -5), 'b': None, 'c': ["foo", "bar"]}, |
| []) |
| |
| def test_consume_separator_stop_at_option(self): |
| self.assertParseOK(["-c", "37", "--", "xxx", "-b", "hello"], |
| {'a': None, |
| 'b': True, |
| 'c': ["37", "--", "xxx"]}, |
| ["hello"]) |
| |
| def test_positional_arg_and_variable_args(self): |
| self.assertParseOK(["hello", "-c", "foo", "-", "bar"], |
| {'a': None, |
| 'b': None, |
| 'c':["foo", "-", "bar"]}, |
| ["hello"]) |
| |
| def test_stop_at_option(self): |
| self.assertParseOK(["-c", "foo", "-b"], |
| {'a': None, 'b': True, 'c': ["foo"]}, |
| []) |
| |
| def test_stop_at_invalid_option(self): |
| self.assertParseFail(["-c", "3", "-5", "-a"], "no such option: -5") |
| |
| |
| # -- Test conflict handling and parser.parse_args() -------------------- |
| |
| class ConflictBase(BaseTest): |
| def setUp(self): |
| options = [make_option("-v", "--verbose", action="count", |
| dest="verbose", help="increment verbosity")] |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE, |
| option_list=options) |
| |
| def show_version(self, option, opt, value, parser): |
| parser.values.show_version = 1 |
| |
| class TestConflict(ConflictBase): |
| """Use the default conflict resolution for Optik 1.2: error.""" |
| def assertTrueconflict_error(self, func): |
| err = self.assertRaises( |
| func, ("-v", "--version"), {'action' : "callback", |
| 'callback' : self.show_version, |
| 'help' : "show version"}, |
| OptionConflictError, |
| "option -v/--version: conflicting option string(s): -v") |
| |
| self.assertEqual(err.msg, "conflicting option string(s): -v") |
| self.assertEqual(err.option_id, "-v/--version") |
| |
| def test_conflict_error(self): |
| self.assertTrueconflict_error(self.parser.add_option) |
| |
| def test_conflict_error_group(self): |
| group = OptionGroup(self.parser, "Group 1") |
| self.assertTrueconflict_error(group.add_option) |
| |
| def test_no_such_conflict_handler(self): |
| self.assertRaises( |
| self.parser.set_conflict_handler, ('foo',), None, |
| ValueError, "invalid conflict_resolution value 'foo'") |
| |
| |
| class TestConflictResolve(ConflictBase): |
| def setUp(self): |
| ConflictBase.setUp(self) |
| self.parser.set_conflict_handler("resolve") |
| self.parser.add_option("-v", "--version", action="callback", |
| callback=self.show_version, help="show version") |
| |
| def test_conflict_resolve(self): |
| v_opt = self.parser.get_option("-v") |
| verbose_opt = self.parser.get_option("--verbose") |
| version_opt = self.parser.get_option("--version") |
| |
| self.assertTrue(v_opt is version_opt) |
| self.assertTrue(v_opt is not verbose_opt) |
| self.assertEqual(v_opt._long_opts, ["--version"]) |
| self.assertEqual(version_opt._short_opts, ["-v"]) |
| self.assertEqual(version_opt._long_opts, ["--version"]) |
| self.assertEqual(verbose_opt._short_opts, []) |
| self.assertEqual(verbose_opt._long_opts, ["--verbose"]) |
| |
| def test_conflict_resolve_help(self): |
| self.assertOutput(["-h"], """\ |
| Options: |
| --verbose increment verbosity |
| -h, --help show this help message and exit |
| -v, --version show version |
| """) |
| |
| def test_conflict_resolve_short_opt(self): |
| self.assertParseOK(["-v"], |
| {'verbose': None, 'show_version': 1}, |
| []) |
| |
| def test_conflict_resolve_long_opt(self): |
| self.assertParseOK(["--verbose"], |
| {'verbose': 1}, |
| []) |
| |
| def test_conflict_resolve_long_opts(self): |
| self.assertParseOK(["--verbose", "--version"], |
| {'verbose': 1, 'show_version': 1}, |
| []) |
| |
| class TestConflictOverride(BaseTest): |
| def setUp(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE) |
| self.parser.set_conflict_handler("resolve") |
| self.parser.add_option("-n", "--dry-run", |
| action="store_true", dest="dry_run", |
| help="don't do anything") |
| self.parser.add_option("--dry-run", "-n", |
| action="store_const", const=42, dest="dry_run", |
| help="dry run mode") |
| |
| def test_conflict_override_opts(self): |
| opt = self.parser.get_option("--dry-run") |
| self.assertEqual(opt._short_opts, ["-n"]) |
| self.assertEqual(opt._long_opts, ["--dry-run"]) |
| |
| def test_conflict_override_help(self): |
| self.assertOutput(["-h"], """\ |
| Options: |
| -h, --help show this help message and exit |
| -n, --dry-run dry run mode |
| """) |
| |
| def test_conflict_override_args(self): |
| self.assertParseOK(["-n"], |
| {'dry_run': 42}, |
| []) |
| |
| # -- Other testing. ---------------------------------------------------- |
| |
| _expected_help_basic = """\ |
| Usage: bar.py [options] |
| |
| Options: |
| -a APPLE throw APPLEs at basket |
| -b NUM, --boo=NUM shout "boo!" NUM times (in order to frighten away all the |
| evil spirits that cause trouble and mayhem) |
| --foo=FOO store FOO in the foo list for later fooing |
| -h, --help show this help message and exit |
| """ |
| |
| _expected_help_long_opts_first = """\ |
| Usage: bar.py [options] |
| |
| Options: |
| -a APPLE throw APPLEs at basket |
| --boo=NUM, -b NUM shout "boo!" NUM times (in order to frighten away all the |
| evil spirits that cause trouble and mayhem) |
| --foo=FOO store FOO in the foo list for later fooing |
| --help, -h show this help message and exit |
| """ |
| |
| _expected_help_title_formatter = """\ |
| Usage |
| ===== |
| bar.py [options] |
| |
| Options |
| ======= |
| -a APPLE throw APPLEs at basket |
| --boo=NUM, -b NUM shout "boo!" NUM times (in order to frighten away all the |
| evil spirits that cause trouble and mayhem) |
| --foo=FOO store FOO in the foo list for later fooing |
| --help, -h show this help message and exit |
| """ |
| |
| _expected_help_short_lines = """\ |
| Usage: bar.py [options] |
| |
| Options: |
| -a APPLE throw APPLEs at basket |
| -b NUM, --boo=NUM shout "boo!" NUM times (in order to |
| frighten away all the evil spirits |
| that cause trouble and mayhem) |
| --foo=FOO store FOO in the foo list for later |
| fooing |
| -h, --help show this help message and exit |
| """ |
| |
| class TestHelp(BaseTest): |
| def setUp(self): |
| self.parser = self.make_parser(80) |
| |
| def make_parser(self, columns): |
| options = [ |
| make_option("-a", type="string", dest='a', |
| metavar="APPLE", help="throw APPLEs at basket"), |
| make_option("-b", "--boo", type="int", dest='boo', |
| metavar="NUM", |
| help= |
| "shout \"boo!\" NUM times (in order to frighten away " |
| "all the evil spirits that cause trouble and mayhem)"), |
| make_option("--foo", action="append", type="string", dest='foo', |
| help="store FOO in the foo list for later fooing"), |
| ] |
| |
| # We need to set COLUMNS for the OptionParser constructor, but |
| # we must restore its original value -- otherwise, this test |
| # screws things up for other tests when it's part of the Python |
| # test suite. |
| with support.EnvironmentVarGuard() as env: |
| env['COLUMNS'] = str(columns) |
| return InterceptingOptionParser(option_list=options) |
| |
| def assertHelpEquals(self, expected_output): |
| save_argv = sys.argv[:] |
| try: |
| # Make optparse believe bar.py is being executed. |
| sys.argv[0] = os.path.join("foo", "bar.py") |
| self.assertOutput(["-h"], expected_output) |
| finally: |
| sys.argv[:] = save_argv |
| |
| def test_help(self): |
| self.assertHelpEquals(_expected_help_basic) |
| |
| def test_help_old_usage(self): |
| self.parser.set_usage("Usage: %prog [options]") |
| self.assertHelpEquals(_expected_help_basic) |
| |
| def test_help_long_opts_first(self): |
| self.parser.formatter.short_first = 0 |
| self.assertHelpEquals(_expected_help_long_opts_first) |
| |
| def test_help_title_formatter(self): |
| with support.EnvironmentVarGuard() as env: |
| env["COLUMNS"] = "80" |
| self.parser.formatter = TitledHelpFormatter() |
| self.assertHelpEquals(_expected_help_title_formatter) |
| |
| def test_wrap_columns(self): |
| # Ensure that wrapping respects $COLUMNS environment variable. |
| # Need to reconstruct the parser, since that's the only time |
| # we look at $COLUMNS. |
| self.parser = self.make_parser(60) |
| self.assertHelpEquals(_expected_help_short_lines) |
| |
| def test_help_unicode(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE) |
| self.parser.add_option("-a", action="store_true", help="ol\u00E9!") |
| expect = """\ |
| Options: |
| -h, --help show this help message and exit |
| -a ol\u00E9! |
| """ |
| self.assertHelpEquals(expect) |
| |
| def test_help_unicode_description(self): |
| self.parser = InterceptingOptionParser(usage=SUPPRESS_USAGE, |
| description="ol\u00E9!") |
| expect = """\ |
| ol\u00E9! |
| |
| Options: |
| -h, --help show this help message and exit |
| """ |
| self.assertHelpEquals(expect) |
| |
| def test_help_description_groups(self): |
| self.parser.set_description( |
| "This is the program description for %prog. %prog has " |
| "an option group as well as single options.") |
| |
| group = OptionGroup( |
| self.parser, "Dangerous Options", |
| "Caution: use of these options is at your own risk. " |
| "It is believed that some of them bite.") |
| group.add_option("-g", action="store_true", help="Group option.") |
| self.parser.add_option_group(group) |
| |
| expect = """\ |
| Usage: bar.py [options] |
| |
| This is the program description for bar.py. bar.py has an option group as |
| well as single options. |
| |
| Options: |
| -a APPLE throw APPLEs at basket |
| -b NUM, --boo=NUM shout "boo!" NUM times (in order to frighten away all the |
| evil spirits that cause trouble and mayhem) |
| --foo=FOO store FOO in the foo list for later fooing |
| -h, --help show this help message and exit |
| |
| Dangerous Options: |
| Caution: use of these options is at your own risk. It is believed |
| that some of them bite. |
| |
| -g Group option. |
| """ |
| |
| self.assertHelpEquals(expect) |
| |
| self.parser.epilog = "Please report bugs to /dev/null." |
| self.assertHelpEquals(expect + "\nPlease report bugs to /dev/null.\n") |
| |
| |
| class TestMatchAbbrev(BaseTest): |
| def test_match_abbrev(self): |
| self.assertEqual(_match_abbrev("--f", |
| {"--foz": None, |
| "--foo": None, |
| "--fie": None, |
| "--f": None}), |
| "--f") |
| |
| def test_match_abbrev_error(self): |
| s = "--f" |
| wordmap = {"--foz": None, "--foo": None, "--fie": None} |
| self.assertRaises( |
| _match_abbrev, (s, wordmap), None, |
| BadOptionError, "ambiguous option: --f (--fie, --foo, --foz?)") |
| |
| |
| class TestParseNumber(BaseTest): |
| def setUp(self): |
| self.parser = InterceptingOptionParser() |
| self.parser.add_option("-n", type=int) |
| self.parser.add_option("-l", type=int) |
| |
| def test_parse_num_fail(self): |
| self.assertRaises( |
| _parse_num, ("", int), {}, |
| ValueError, |
| re.compile(r"invalid literal for int().*: '?'?")) |
| self.assertRaises( |
| _parse_num, ("0xOoops", int), {}, |
| ValueError, |
| re.compile(r"invalid literal for int().*: s?'?0xOoops'?")) |
| |
| def test_parse_num_ok(self): |
| self.assertEqual(_parse_num("0", int), 0) |
| self.assertEqual(_parse_num("0x10", int), 16) |
| self.assertEqual(_parse_num("0XA", int), 10) |
| self.assertEqual(_parse_num("010", int), 8) |
| self.assertEqual(_parse_num("0b11", int), 3) |
| self.assertEqual(_parse_num("0b", int), 0) |
| |
| def test_numeric_options(self): |
| self.assertParseOK(["-n", "42", "-l", "0x20"], |
| { "n": 42, "l": 0x20 }, []) |
| self.assertParseOK(["-n", "0b0101", "-l010"], |
| { "n": 5, "l": 8 }, []) |
| self.assertParseFail(["-n008"], |
| "option -n: invalid integer value: '008'") |
| self.assertParseFail(["-l0b0123"], |
| "option -l: invalid integer value: '0b0123'") |
| self.assertParseFail(["-l", "0x12x"], |
| "option -l: invalid integer value: '0x12x'") |
| |
| |
| def test_main(): |
| support.run_unittest(__name__) |
| |
| if __name__ == '__main__': |
| test_main() |