class TestPositionalAndOptions(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_postionals_and_options(self):
self.parser.add_positional("enemy")
self.parser.add_option("-em", nargs='*')
self.parser.add_option("-am", nargs='*')
self.assertEqual(self.parser.parse("ham -am 1 1 1 2 -1 -em 3 2 1 -1"),
{'enemy': 'ham', 'am': ['1', '1', '1', '2', '-1'], 'em':
['3', '2', '1', '-1']})
class TestPositionalAndOptions(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_postionals_and_options(self):
self.parser.add_positional("enemy")
self.parser.add_option("-em", nargs='*')
self.parser.add_option("-am", nargs='*')
self.assertEqual(
self.parser.parse("ham -am 1 1 1 2 -1 -em 3 2 1 -1"), {
'enemy': 'ham',
'am': ['1', '1', '1', '2', '-1'],
'em': ['3', '2', '1', '-1']
})
def _make_parser(func):
"""
Build a parser using the params set using the option and positional decorators
Used by the command and command_method decorators to build a parser using
the arguments that have been added by the option and positional decorators
param: func - The function being decorated
param: args - A string containing command line like arguments
"""
params = _get_params(func)
del func.__yoga_params__
params.options.reverse()
params.positionals.reverse()
parser = ArgumentParser()
for o in params.options:
parser.add_option(*o)
for p in params.positionals:
parser.add_positional(p)
return parser
def setUp(self):
self.parser = ArgumentParser()
class TestOptionsWithArguments(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_single_option_with_argument(self):
self.parser.add_option('-foo', nargs=2)
self.assertEqual(self.parser.parse('-foo ham spam'),
{'foo': ['ham', 'spam']})
# You don't have to pass the option, no option is required
self.assertEqual(self.parser.parse(''), {})
# You have to provide all the arguments
with self.assertRaises(ArgumentError):
self.parser.parse('-foo ham')
# You can't have less than zero args
with self.assertRaises(ValueError):
self.parser.add_option('-bar', nargs=-1)
# nargs must be an int greater than 0 or '*'. Nothing else
with self.assertRaises(ValueError):
self.parser.add_option('-baz', nargs='b')
# Having numerical options makes passing negative numbers hard.
# There aren't really many places where you need them either.
with self.assertRaises(ValueError):
self.parser.add_option('-1')
with self.assertRaises(ArgumentError):
self.parser.parse("-quxx")
def test_single_option_with_varargs(self):
# This option should take zero or more until the next option (not
# positional)
self.parser.add_option('-foo', nargs='*')
self.assertEqual(self.parser.parse('-foo one two three'),
{'foo': ['one', 'two', 'three']})
self.assertEqual(self.parser.parse('-foo -1 -2 -3'),
{'foo': ['-1', '-2', '-3']})
self.assertEqual(self.parser.parse('-foo one two'),
{'foo':['one', 'two']})
self.assertEqual(self.parser.parse('-foo'), {'foo': []})
self.assertEqual(self.parser.parse(''), {})
def test_multiple_options_with_varargs(self):
self.parser.add_option('-foo', nargs='*')
self.parser.add_option('-baz', nargs='*')
self.parser.add_option('-bar')
self.assertEqual(self.parser.parse('-foo one two'),
{'foo':['one','two'],'bar': False})
self.assertEqual(self.parser.parse('-foo one two -bar'),
{'foo':['one', 'two'], 'bar':True})
self.assertEqual(self.parser.parse('-foo one two -bar -baz spam ham eggs'),
{'foo':['one','two'], 'bar':True, 'baz': ["spam", "ham", "eggs"]})
class TestOptionArguments(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_single_option(self):
self.parser.add_option("-foo")
result = self.parser.parse("-foo")
self.assertEqual(result, {"foo":True})
result = self.parser.parse("")
self.assertEqual(result, {'foo': False})
def test_multiple_options(self):
all_present={'foo': True, 'bar': True, 'baz': True}
foo_absent={'foo': False, 'bar': True, 'baz': True}
bar_absent={'foo': True, 'bar': False, 'baz': True}
baz_absent={'foo': True, 'bar': True, 'baz': False}
all_absent={'foo': False, 'bar': False, 'baz': False}
self.parser.add_option('-foo')
self.parser.add_option('-bar')
self.parser.add_option('-baz')
result = self.parser.parse('-foo -bar -baz')
self.assertEqual(result, all_present)
result = self.parser.parse('-baz -foo -bar')
self.assertEqual(result, all_present)
self.assertEqual(self.parser.parse('-bar -baz'), foo_absent)
self.assertEqual(self.parser.parse('-foo -baz'), bar_absent)
self.assertEqual(self.parser.parse('-foo -bar'), baz_absent)
self.assertEqual(self.parser.parse(''), all_absent)
def test_misc(self):
self.parser.add_option("--foo")
self.parser.add_option("--bar", nargs=1)
self.assertEqual(self.parser.parse('--foo'), {'foo':True})
self.assertEqual(self.parser.parse(''), {'foo':False})
self.assertEqual(self.parser.parse(['--foo']), {'foo':True})
self.assertEqual(self.parser.parse([]), {'foo':False})
self.assertEqual(self.parser.parse('--bar one'),
{'bar': 'one', 'foo': False})
with self.assertRaises(TypeError):
self.parser.parse({'foo': True})
class TestPositionalArguments(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_single_positional(self):
self.parser.add_positional("foo")
result = self.parser.parse("baz")
self.assertEqual(result, {"foo": "baz"})
with self.assertRaises(ArgumentError):
self.parser.parse("")
def test_multiple_positionals(self):
self.parser.add_positional("foo")
self.parser.add_positional("bar")
self.parser.add_positional("baz")
result = self.parser.parse("ham spam eggs")
self.assertEqual(result, {'foo':'ham', 'bar': 'spam', 'baz': 'eggs'})
with self.assertRaises(ArgumentError):
self.parser.parse("")
with self.assertRaises(ArgumentError):
self.parser.parse("ham spam")
with self.assertRaises(ArgumentError):
self.parser.parse("spam")
with self.assertRaises(ArgumentError):
self.parser.parse("ham eggs spam bacon")
def setUp(self):
self.parser = ArgumentParser()
class TestOptionsWithArguments(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_single_option_with_argument(self):
self.parser.add_option('-foo', nargs=2)
self.assertEqual(self.parser.parse('-foo ham spam'),
{'foo': ['ham', 'spam']})
# You don't have to pass the option, no option is required
self.assertEqual(self.parser.parse(''), {})
# You have to provide all the arguments
with self.assertRaises(ArgumentError):
self.parser.parse('-foo ham')
# You can't have less than zero args
with self.assertRaises(ValueError):
self.parser.add_option('-bar', nargs=-1)
# nargs must be an int greater than 0 or '*'. Nothing else
with self.assertRaises(ValueError):
self.parser.add_option('-baz', nargs='b')
# Having numerical options makes passing negative numbers hard.
# There aren't really many places where you need them either.
with self.assertRaises(ValueError):
self.parser.add_option('-1')
with self.assertRaises(ArgumentError):
self.parser.parse("-quxx")
def test_single_option_with_varargs(self):
# This option should take zero or more until the next option (not
# positional)
self.parser.add_option('-foo', nargs='*')
self.assertEqual(self.parser.parse('-foo one two three'),
{'foo': ['one', 'two', 'three']})
self.assertEqual(self.parser.parse('-foo -1 -2 -3'),
{'foo': ['-1', '-2', '-3']})
self.assertEqual(self.parser.parse('-foo one two'),
{'foo': ['one', 'two']})
self.assertEqual(self.parser.parse('-foo'), {'foo': []})
self.assertEqual(self.parser.parse(''), {})
def test_multiple_options_with_varargs(self):
self.parser.add_option('-foo', nargs='*')
self.parser.add_option('-baz', nargs='*')
self.parser.add_option('-bar')
self.assertEqual(self.parser.parse('-foo one two'), {
'foo': ['one', 'two'],
'bar': False
})
self.assertEqual(self.parser.parse('-foo one two -bar'), {
'foo': ['one', 'two'],
'bar': True
})
self.assertEqual(
self.parser.parse('-foo one two -bar -baz spam ham eggs'), {
'foo': ['one', 'two'],
'bar': True,
'baz': ["spam", "ham", "eggs"]
})
class TestPositionalArguments(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_single_positional(self):
self.parser.add_positional("foo")
result = self.parser.parse("baz")
self.assertEqual(result, {"foo": "baz"})
with self.assertRaises(ArgumentError):
self.parser.parse("")
def test_multiple_positionals(self):
self.parser.add_positional("foo")
self.parser.add_positional("bar")
self.parser.add_positional("baz")
result = self.parser.parse("ham spam eggs")
self.assertEqual(result, {'foo': 'ham', 'bar': 'spam', 'baz': 'eggs'})
with self.assertRaises(ArgumentError):
self.parser.parse("")
with self.assertRaises(ArgumentError):
self.parser.parse("ham spam")
with self.assertRaises(ArgumentError):
self.parser.parse("spam")
with self.assertRaises(ArgumentError):
self.parser.parse("ham eggs spam bacon")
class TestOptionArguments(unittest.TestCase):
def setUp(self):
self.parser = ArgumentParser()
def test_single_option(self):
self.parser.add_option("-foo")
result = self.parser.parse("-foo")
self.assertEqual(result, {"foo": True})
result = self.parser.parse("")
self.assertEqual(result, {'foo': False})
def test_multiple_options(self):
all_present = {'foo': True, 'bar': True, 'baz': True}
foo_absent = {'foo': False, 'bar': True, 'baz': True}
bar_absent = {'foo': True, 'bar': False, 'baz': True}
baz_absent = {'foo': True, 'bar': True, 'baz': False}
all_absent = {'foo': False, 'bar': False, 'baz': False}
self.parser.add_option('-foo')
self.parser.add_option('-bar')
self.parser.add_option('-baz')
result = self.parser.parse('-foo -bar -baz')
self.assertEqual(result, all_present)
result = self.parser.parse('-baz -foo -bar')
self.assertEqual(result, all_present)
self.assertEqual(self.parser.parse('-bar -baz'), foo_absent)
self.assertEqual(self.parser.parse('-foo -baz'), bar_absent)
self.assertEqual(self.parser.parse('-foo -bar'), baz_absent)
self.assertEqual(self.parser.parse(''), all_absent)
def test_misc(self):
self.parser.add_option("--foo")
self.parser.add_option("--bar", nargs=1)
self.assertEqual(self.parser.parse('--foo'), {'foo': True})
self.assertEqual(self.parser.parse(''), {'foo': False})
self.assertEqual(self.parser.parse(['--foo']), {'foo': True})
self.assertEqual(self.parser.parse([]), {'foo': False})
self.assertEqual(self.parser.parse('--bar one'), {
'bar': 'one',
'foo': False
})
with self.assertRaises(TypeError):
self.parser.parse({'foo': True})
