Viewing file:  test_parentHook2to3.py (1.29 KB) -rw-r--r--
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"""
Test upgrading L{_SubSchedulerParentHook} from version 2 to 3.
"""
from axiom.test.historic.stubloader import StubbedTest
from axiom.scheduler import _SubSchedulerParentHook
from axiom.substore import SubStore
from axiom.dependency import _DependencyConnector
class SubSchedulerParentHookUpgradeTests(StubbedTest):
"""
Test upgrading L{_SubSchedulerParentHook} from version 2 to 3.
"""
def setUp(self):
d = StubbedTest.setUp(self)
def cbSetUp(ignored):
self.hook = self.store.findUnique(_SubSchedulerParentHook)
d.addCallback(cbSetUp)
return d
def test_attributesCopied(self):
"""
The only attribute of L{_SubSchedulerParentHook} which still exists at
the current version, version 4, C{subStore}, ought to have been
copied over.
"""
self.assertIdentical(
self.hook.subStore, self.store.findUnique(SubStore))
def test_uninstalled(self):
"""
The record of the installation of L{_SubSchedulerParentHook} on the
store is deleted in the upgrade to schema version 4.
"""
self.assertEquals(
list(self.store.query(
_DependencyConnector,
_DependencyConnector.installee == self.hook)),
[])
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