def test_cluster(self):
""" test commutator """
read_connection = Connection(self._context.make_connection())
write_connection = Connection(self._context.make_connection())
read_connection.readonly = True
write_connection.readonly = False
read_query = self.wrap_query(lambda x: self.assertTrue(x.readonly))
write_query = transaction(self.wrap_query(lambda x: self.assertFalse(x.readonly)))
cluster = Cluster(master=write_connection, slave=read_connection)
self._context.wait(cluster.execute(read_query))
self._context.wait(cluster.execute(write_query))
cluster = Cluster(master=None, slave=read_connection)
self.assertRaisesRegex(Exception, "the operation is not permitted on read-only cluster", cluster.execute, write_query)
def test_cluster(self):
""" test commutator """
read_connection = Connection(self._context.make_connection())
write_connection = Connection(self._context.make_connection())
read_connection.readonly = True
write_connection.readonly = False
read_query = self.wrap_query(lambda x: self.assertTrue(x.readonly))
write_query = transaction(
self.wrap_query(lambda x: self.assertFalse(x.readonly)))
cluster = Cluster(master=write_connection, slave=read_connection)
self._context.wait(cluster.execute(read_query))
self._context.wait(cluster.execute(write_query))
cluster = Cluster(master=None, slave=read_connection)
self.assertRaisesRegex(
Exception, "the operation is not permitted on read-only cluster",
cluster.execute, write_query)
