def test_descriptor():
class T:
r = RevealAccess(10, 'var ' r'')
def __init__(self):
self.d = D()
@property
def p(self):
'this is p'
return 1
@p.setter
def p(self):
pass
@p.deleter
def p(self):
pass
t = T()
pattrs = pdir(t).pattrs
for pattr in pattrs:
if pattr.name == 'd':
assert category_match(pattr.category, AttrCategory.DESCRIPTOR)
assert pattr.doc == ('class D with getter, setter, deleter, '
'this is D')
if pattr.name == 'r':
assert category_match(pattr.category, AttrCategory.DESCRIPTOR)
assert pattr.doc == ('class RevealAccess with getter, setter, '
'deleter, this is R')
if pattr.name == 'p':
assert category_match(pattr.category, AttrCategory.DESCRIPTOR)
assert pattr.doc == ('@property with getter, setter, '
'deleter, this is p')
def test_set_derive():
c_types = [DeriveSlotBaseNo, DeriveSlotBaseEmpty, DeriveSlotBaseSlot]
for c_type in c_types:
instance = c_type()
instance.derive = 'foo'
for attr in pdir(instance).pattrs:
if attr.name == DERIVE:
assert category_match(attr.category, AttrCategory.DESCRIPTOR)
assert category_match(attr.category, AttrCategory.SLOT)
break
else:
# No derive attribute found
assert False
def test_dataframe():
from pandas import DataFrame
result = pdir(DataFrame)
for attr in result.pattrs:
if attr.name in ('columns', 'index'):
assert category_match(attr.category, AttrCategory.PROPERTY)
def test_dataframe():
pandas = pytest.importorskip("pandas")
result = pdir(pandas.DataFrame)
for attr in result.pattrs:
if attr.name in ('columns', 'index'):
assert category_match(attr.category, AttrCategory.PROPERTY)
def test_not_set():
expected_res = [ # class type empty slot attr num
(DeriveNoSlotBaseEmpty, 0),
(DeriveNoSlotBaseSlot, 1),
(DeriveEmptySlotBaseNo, 0),
(DeriveEmptySlotBaseEmpty, 0),
(DeriveEmptySlotBaseSlot, 1),
(DeriveSlotBaseNo, 1),
(DeriveSlotBaseEmpty, 1),
(DeriveSlotBaseSlot, 2),
]
for c_type, attr_num in expected_res:
attr_count = 0
for attr in pdir(c_type()).pattrs:
if attr.name in [BASE, DERIVE]:
attr_count += 1
assert category_match(attr.category, AttrCategory.DESCRIPTOR)
assert category_match(attr.category, AttrCategory.SLOT)
assert attr_count == attr_num
def test_list():
result = pdir(list)
for attr in result.pattrs:
if attr.name == 'append':
assert category_match(attr.category, AttrCategory.FUNCTION)
return
def test_type():
result = pdir(type)
for attr in result.pattrs:
if attr.name == '__abstractmethods__':
assert category_match(attr.category, AttrCategory.ABSTRACT_CLASS)
return