Java tutorial
/* * Copyright (c) 2016 PROS, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.pros.jsontransform.expression; import static org.junit.Assert.assertEquals; import java.io.IOException; import org.junit.Test; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.JsonNode; import com.fasterxml.jackson.databind.ObjectMapper; import com.pros.jsontransform.ObjectTransformer; import com.pros.jsontransform.ObjectTransformerException; public class FunctionAppendTest { private static ObjectMapper mapper = new ObjectMapper(); private static ObjectTransformer transformer = new ObjectTransformer(mapper); @Test public void test() throws ObjectTransformerException, JsonProcessingException, IOException { JsonNode object = mapper .readTree("{" + " \"value\":\"hello\"," + " \"args\":{\"$what\":\" world\"}" + "}"); JsonNode result = FunctionAppend.evaluate(object.get("args"), object.get("value"), transformer); assertEquals("wrong result", "hello world", result.asText()); } }