def test_is_fp_closed_object_has_fp(self):
class FpFile(object):
@property
def fp(self):
return True
assert not is_fp_closed(FpFile())
def test_is_fp_closed_object_supports_closed(self):
class ClosedFile(object):
@property
def closed(self):
return True
assert is_fp_closed(ClosedFile())
def test_is_fp_closed_object_has_none_fp(self):
class NoneFpFile(object):
@property
def fp(self):
return None
assert is_fp_closed(NoneFpFile())
def test_is_fp_closed_object_has_none_fp(self):
class NoneFpFile(object):
@property
def fp(self):
return None
assert is_fp_closed(NoneFpFile())
def test_is_fp_closed_object_supports_closed(self):
class ClosedFile(object):
@property
def closed(self):
return True
assert is_fp_closed(ClosedFile())
def test_is_fp_closed_object_has_fp(self):
class FpFile(object):
@property
def fp(self):
return True
assert not is_fp_closed(FpFile())
def test_is_fp_closed_object_has_fp(self) -> None:
class FpFile:
@property
def fp(self) -> "Literal[True]":
return True
assert not is_fp_closed(FpFile())
def test_is_fp_closed_object_supports_closed(self) -> None:
class ClosedFile:
@property
def closed(self) -> "Literal[True]":
return True
assert is_fp_closed(ClosedFile())
def test_is_fp_closed_object_has_neither_fp_nor_closed(self):
class NotReallyAFile:
pass
with pytest.raises(ValueError):
is_fp_closed(NotReallyAFile())
def test_is_fp_closed_object_has_neither_fp_nor_closed(self):
class NotReallyAFile(object):
pass
with pytest.raises(ValueError):
is_fp_closed(NotReallyAFile())
