def test_define_function_signature_validates_function_name():
with raises(ValueError):
define_function_signature(
'hello world', None,
ArgSpec(args=['a', 'b'],
varargs=None,
keywords=None,
defaults=None))
def test_define_function_signature_validates_function_name():
with raises(ValueError):
define_function_signature(
'hello world', None,
FullArgSpec(args=['a', 'b'],
varargs=None,
varkw=None,
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={}))
def test_define_function_signature_works_with_conflicts():
def accepts_everything(*args, **kwargs):
pass
define_function_signature(
'hello', 'A docstring for hello',
ArgSpec(args=('f', ), varargs=None, keywords=None,
defaults=None))(accepts_everything)(1)
define_function_signature(
'hello', 'A docstring for hello',
ArgSpec(args=(), varargs='f', keywords=None,
defaults=None))(accepts_everything)(1)
define_function_signature(
'hello', 'A docstring for hello',
ArgSpec(args=(), varargs=None, keywords='f',
defaults=None))(accepts_everything)()
define_function_signature(
'hello', 'A docstring for hello',
ArgSpec(args=('f', 'f_3'),
varargs='f_1',
keywords='f_2',
defaults=None))(accepts_everything)(1, 2)
def test_define_function_signature_works_with_conflicts():
def accepts_everything(*args, **kwargs):
pass
define_function_signature(
"hello",
"A docstring for hello",
FullArgSpec(
args=("f", ),
varargs=None,
varkw=None,
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={},
),
)(accepts_everything)(1)
define_function_signature(
"hello",
"A docstring for hello",
FullArgSpec(
args=(),
varargs="f",
varkw=None,
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={},
),
)(accepts_everything)(1)
define_function_signature(
"hello",
"A docstring for hello",
FullArgSpec(
args=(),
varargs=None,
varkw="f",
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={},
),
)(accepts_everything)()
define_function_signature(
"hello",
"A docstring for hello",
FullArgSpec(
args=("f", "f_3"),
varargs="f_1",
varkw="f_2",
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={},
),
)(accepts_everything)(1, 2)
def test_define_function_signature_validates_arguments():
with raises(ValueError):
define_function_signature(
"hello_world",
None,
FullArgSpec(
args=["a b"],
varargs=None,
varkw=None,
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={},
),
)
def test_copying_preserves_argspec(f):
af = getargspec(f)
t = define_function_signature(
'foo', 'docstring', getargspec(f))(universal_acceptor)
at = getargspec(t)
assert af.args == at.args
assert af.varargs == at.varargs
assert af.keywords == at.keywords
assert len(af.defaults or ()) == len(at.defaults or ())
def test_copying_preserves_argspec(f):
af = getfullargspec(f)
t = define_function_signature('foo', 'docstring', af)(universal_acceptor)
at = getfullargspec(t)
assert af.args == at.args
assert af.varargs == at.varargs
assert af.varkw == at.varkw
assert len(af.defaults or ()) == len(at.defaults or ())
assert af.kwonlyargs == at.kwonlyargs
assert af.kwonlydefaults == at.kwonlydefaults
assert af.annotations == at.annotations
def test_copying_preserves_argspec(f):
af = getfullargspec(f)
t = define_function_signature('foo', 'docstring', af)(universal_acceptor)
at = getfullargspec(t)
assert af.args == at.args[:len(af.args)]
assert af.varargs == at.varargs
assert af.varkw == at.varkw
assert len(af.defaults or ()) == len(at.defaults or ())
assert af.kwonlyargs == at.kwonlyargs
assert af.kwonlydefaults == at.kwonlydefaults
assert af.annotations == at.annotations
def define_copy_method(name):
target = getattr(Random, name)
def implementation(self, **kwargs):
result = self._hypothesis_do_random(name, kwargs)
self._hypothesis_log_random(name, kwargs, result)
return result
spec = inspect.getfullargspec(STUBS.get(name, target))
result = define_function_signature(target.__name__, target.__doc__,
spec)(implementation)
result.__module__ = __name__
result.__qualname__ = "HypothesisRandom." + result.__name__
setattr(HypothesisRandom, name, result)
def test_define_function_signature_works_with_conflicts():
def accepts_everything(*args, **kwargs):
pass
define_function_signature(
'hello', 'A docstring for hello',
FullArgSpec(args=('f', ),
varargs=None,
varkw=None,
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={}))(accepts_everything)(1)
define_function_signature(
'hello', 'A docstring for hello',
FullArgSpec(args=(),
varargs='f',
varkw=None,
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={}))(accepts_everything)(1)
define_function_signature(
'hello', 'A docstring for hello',
FullArgSpec(args=(),
varargs=None,
varkw='f',
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={}))(accepts_everything)()
define_function_signature(
'hello', 'A docstring for hello',
FullArgSpec(args=('f', 'f_3'),
varargs='f_1',
varkw='f_2',
defaults=None,
kwonlyargs=[],
kwonlydefaults=None,
annotations={}))(accepts_everything)(1, 2)
def test_define_function_signature_works_with_conflicts():
def accepts_everything(*args, **kwargs):
pass
define_function_signature('hello', 'A docstring for hello', FullArgSpec(
args=('f',), varargs=None, varkw=None, defaults=None,
kwonlyargs=[], kwonlydefaults=None, annotations={}
))(accepts_everything)(1)
define_function_signature('hello', 'A docstring for hello', FullArgSpec(
args=(), varargs='f', varkw=None, defaults=None,
kwonlyargs=[], kwonlydefaults=None, annotations={}
))(accepts_everything)(1)
define_function_signature('hello', 'A docstring for hello', FullArgSpec(
args=(), varargs=None, varkw='f', defaults=None,
kwonlyargs=[], kwonlydefaults=None, annotations={}
))(accepts_everything)()
define_function_signature('hello', 'A docstring for hello', FullArgSpec(
args=('f', 'f_3'), varargs='f_1', varkw='f_2', defaults=None,
kwonlyargs=[], kwonlydefaults=None, annotations={}
))(accepts_everything)(1, 2)
def test_uses_varargs():
f = define_function_signature(
"foo", "A docstring for foo",
getfullargspec(has_varargs))(universal_acceptor)
assert f(1, 2) == ((1, 2), {})
def test_uses_defaults():
f = define_function_signature(
"foo", "A docstring for foo",
getfullargspec(has_a_default))(universal_acceptor)
assert f(3, 2) == ((3, 2, 1), {})
def test_copying_sets_docstring():
f = define_function_signature(
"foo", "A docstring for foo",
getfullargspec(has_two_args))(universal_acceptor)
assert f.__doc__ == "A docstring for foo"
def test_copying_sets_name():
f = define_function_signature(
"hello_world", "A docstring for hello_world",
getfullargspec(has_two_args))(universal_acceptor)
assert f.__name__ == "hello_world"
def test_copying_sets_docstring():
f = define_function_signature(
'foo', 'A docstring for foo',
getfullargspec(has_two_args))(universal_acceptor)
assert f.__doc__ == 'A docstring for foo'
def test_define_function_signature_validates_function_name():
with raises(ValueError):
define_function_signature('hello world', None, FullArgSpec(
args=['a', 'b'], varargs=None, varkw=None, defaults=None,
kwonlyargs=[], kwonlydefaults=None, annotations={}))
def test_uses_varargs():
f = define_function_signature(
'foo', 'A docstring for foo',
getfullargspec(has_varargs))(universal_acceptor)
assert f(1, 2) == ((1, 2), {})
def test_uses_defaults():
f = define_function_signature(
'foo', 'A docstring for foo',
getfullargspec(has_a_default))(universal_acceptor)
assert f(3, 2) == ((3, 2, 1), {})
def test_copying_sets_docstring():
f = define_function_signature(
'foo', 'A docstring for foo',
getargspec(has_two_args))(universal_acceptor)
assert f.__doc__ == 'A docstring for foo'
def test_copying_sets_name():
f = define_function_signature(
'hello_world', 'A docstring for hello_world',
getfullargspec(has_two_args))(universal_acceptor)
assert f.__name__ == 'hello_world'