def test_import_changes_subscriber_error(self, keyfs, storage, tmpdir):
pkey = keyfs.add_key("NAME", "hello/{name}", dict)
D = pkey(name="world")
with keyfs.transaction(write=True):
D.set({1:1})
new_keyfs = KeyFS(tmpdir.join("newkeyfs"), storage)
pkey = new_keyfs.add_key("NAME", "hello/{name}", dict)
new_keyfs.subscribe_on_import(pkey, lambda *args: 0/0)
serial = new_keyfs.get_current_serial()
with keyfs.transaction() as tx:
changes = tx.conn.get_changes(0)
with pytest.raises(ZeroDivisionError):
new_keyfs.import_changes(0, changes)
assert new_keyfs.get_current_serial() == serial
def test_import_changes_subscriber(self, keyfs, storage, tmpdir):
pkey = keyfs.add_key("NAME", "hello/{name}", dict)
D = pkey(name="world")
with keyfs.transaction(write=True):
D.set({1:1})
assert keyfs.get_current_serial() == 0
# load entries into new keyfs instance
new_keyfs = KeyFS(tmpdir.join("newkeyfs"), storage)
pkey = new_keyfs.add_key("NAME", "hello/{name}", dict)
l = []
new_keyfs.subscribe_on_import(pkey, lambda *args: l.append(args))
with keyfs.transaction() as tx:
changes = tx.conn.get_changes(0)
new_keyfs.import_changes(0, changes)
assert l[0][1:] == (new_keyfs.NAME(name="world"), {1:1}, -1)