@Test
public void testArrayParentNode() throws Exception {

	DataSource source = createDataSource("/parent/0");
	ObjectNode baseNode = new ObjectNode(JsonNodeFactory.instance);
	ArrayNode parentNode = baseNode.putArray("parent");
	parentNode.add(10);
	ObjectNode resultNode = new IntToStringKeyFilter(source, registry).doFilter(baseNode);
	Assert.assertTrue(resultNode.path("parent").get(0).isTextual());
}