tiramisu/test/test_dereference.py

172 lines
3.7 KiB
Python

# coding: utf-8
from autopath import do_autopath
do_autopath()
from tiramisu.config import Config, GroupConfig, MetaConfig
from tiramisu.option import BoolOption, IntOption, StrOption, OptionDescription, submulti
import weakref
IS_DEREFABLE = True
def test_deref_storage():
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
c = Config(o)
w = weakref.ref(c.cfgimpl_get_values()._p_)
del(c)
assert w() is None
def test_deref_value():
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
c = Config(o)
w = weakref.ref(c.cfgimpl_get_values())
del(c)
assert w() is None
def test_deref_setting():
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
c = Config(o)
w = weakref.ref(c.cfgimpl_get_settings())
del(c)
assert w() is None
def test_deref_config():
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
c = Config(o)
w = weakref.ref(c)
del(c)
assert w() is None
def test_deref_option():
global IS_DEREFABLE
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
w = weakref.ref(b)
del(b)
try:
assert w() is not None
except AssertionError:
IS_DEREFABLE = False
return
del(o)
assert w() is None
def test_deref_optiondescription():
if not IS_DEREFABLE:
return
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
w = weakref.ref(o)
del(b)
assert w() is not None
del(o)
assert w() is None
def test_deref_option_cache():
if not IS_DEREFABLE:
return
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
o.impl_build_cache_option()
w = weakref.ref(b)
del(b)
assert w() is not None
del(o)
assert w() is None
def test_deref_optiondescription_cache():
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
o.impl_build_cache_option()
w = weakref.ref(o)
del(b)
assert w() is not None
del(o)
assert w() is None
def test_deref_option_config():
if not IS_DEREFABLE:
return
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
c = Config(o)
w = weakref.ref(b)
del(b)
assert w() is not None
del(o)
assert w() is not None
del(c)
assert w() is None
def test_deref_optiondescription_config():
b = BoolOption('b', '')
o = OptionDescription('od', '', [b])
c = Config(o)
w = weakref.ref(o)
del(b)
assert w() is not None
del(o)
assert w() is not None
del(c)
assert w() is None
def test_deref_groupconfig():
i1 = IntOption('i1', '')
od1 = OptionDescription('od1', '', [i1])
od2 = OptionDescription('od2', '', [od1])
conf1 = Config(od2, 'conf1')
conf2 = Config(od2, 'conf2')
meta = GroupConfig([conf1, conf2])
w = weakref.ref(conf1)
del(conf1)
assert w() is not None
del(meta)
assert w() is None
def test_deref_metaconfig():
i1 = IntOption('i1', '')
od1 = OptionDescription('od1', '', [i1])
od2 = OptionDescription('od2', '', [od1])
conf1 = Config(od2, 'conf1')
conf2 = Config(od2, 'conf2')
meta = MetaConfig([conf1, conf2])
w = weakref.ref(conf1)
del(conf1)
assert w() is not None
del(meta)
assert w() is None
def test_deref_submulti():
multi = StrOption('multi', '', multi=submulti)
od = OptionDescription('od', '', [multi])
cfg = Config(od)
cfg.cfgimpl_get_settings().remove('cache')
w = weakref.ref(cfg.multi)
assert w() is None
cfg.multi.append([])
w = weakref.ref(cfg.multi)
assert w() is None
m = cfg.multi
w = weakref.ref(m)
z = weakref.ref(w()[0])
del(m)
assert w() is None
assert z() is None