def test_module_reference_valid_after_reload(self):
from avalon.test import material01a
from avalon.test import material01b
v = material01b.f()
builtin.reload(material01a)
self.assertTrue (v != material01a.value,
'Material01a is designed to provide a different value each time it is reloaded, '
'which is not satisfied.')
self.assertTrue ((material01a.value == material01b.f())
and (material01b._DEPENDENCY_[0] == material01a)
and (id(material01b._DEPENDENCY_[0]) == id(material01a)),
'If there are two modules that one uses another, the master cannot correctly get '
'control of the slave module after it is reloaded, which feature is required by '
'Avalon framework.')
self.assertTrue ((material01b._DEPENDENCY_[0] == material01b._DEPENDENCY_[1])
and (material01b.f() == material01b.f2()),
'Though the object id of reloaded module is same as the original one, you cannot '
'use `import Module as Alias` Or `from Module import Module`, which is required by '
'Avalon framework.')
def test_reload_module(self):
'''
Test module dependency managed reload.
Codes samples are the same as unittest01.
'''
from avalon.test import material01a
from avalon.test import material01b
builtin.reload(material01a)
self.assertTrue (material01a.value != material01b.value_cache,
'Material01b will not be automatically reloaded when '
'material01a is reloading.')
v = material01a.value
module.reload_dir(os.path.dirname(material01b.__file__), [material01b])
self.assertTrue (v != material01a.value,
'Material01a should be managed reloaded while material01b '
'is reloading.')
self.assertTrue (material01a.value == material01b.value_cache,
'Material01a should be reloaded before material01b, '
'thus material01b.value_cache should just be material01a.value.')
