def test_it_stops_the_visit_if_the_node_does_not_exists(self):
config_builder = MagicMock()
config_builder.complete_key = "a"
config_builder.children = MagicMock()
config_builder.children.items = MagicMock()
node_visitor.apply_config_builder(config_builder, {})
self.assertFalse(config_builder.children.items.called)
def test_it_visits_node_recursively(self):
child_config_builder = MagicMock()
root_config_builder = MagicMock()
root_config_builder.complete_key = "a"
root_config_builder.children.items = MagicMock(return_value=[("b", child_config_builder)])
node_visitor.apply_config_builder(root_config_builder, {"a": {"b": "c"}})
root_config_builder.children.items.assert_called_with()
child_config_builder.children.items.assert_called_with()
def test_it_executes_expectations(self):
expectation = MagicMock()
config = {"a": {"b": "c"}, "d": "e"}
config_builder = MagicMock()
config_builder.expectations = [expectation]
config_builder.complete_key = "a.b"
node_visitor.apply_config_builder(config_builder, config)
expectation.assert_called_with(config, "a.b")
def test_it_executes_transformers(self):
config = {"a": {"b": "c"}, "d": "e"}
transformer = MagicMock(side_effect=self.set_true)
config_builder = MagicMock()
config_builder.transformers = [transformer]
config_builder.complete_key = "a.b"
node_visitor.apply_config_builder(config_builder, config)
transformer.assert_called_with(config, "a.b")
self.assertEqual(config, {"a": {"b": True}, "d": "e"})
