def test_version(self):
tdb = TemporaryDatabase()
self.assertEqual(Database.read_version(tdb.ddir.name),
DatabaseVersion())
tdb.db.store()
tdb.db.upgrade()
self.assertEqual(Database.read_version(tdb.ddir.name),
DatabaseVersion.preferred())
def do_upgrade_test(self, version, pattern):
tdb = TemporaryDatabase("txn:git\n")
ddir, db = tdb.ddir, tdb.db
if not isinstance(version, DatabaseVersion):
version = DatabaseVersion(version)
self.assertEqual(Database.read_version(ddir.name),
DatabaseVersion())
db.store()
db.upgrade(version=version)
self.assertEqual(Database.read_version(ddir.name),
version)
with open(ddir.name + "/dtb", "rb") as fp:
data = fp.read(len(pattern))
self.assertEqual(data, pattern)
ddir.cleanup()