/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.flink.streaming.connectors.kafka;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import org.apache.flink.streaming.util.serialization.JSONDeserializationSchema;
import org.junit.Assert;
import org.junit.Test;
import java.io.IOException;
public class JSONDeserializationSchemaTest {
@Test
public void testDeserialize() throws IOException {
ObjectMapper mapper = new ObjectMapper();
ObjectNode initialValue = mapper.createObjectNode();
initialValue.put("key", 4).put("value", "world");
byte[] serializedValue = mapper.writeValueAsBytes(initialValue);
JSONDeserializationSchema schema = new JSONDeserializationSchema();
ObjectNode deserializedValue = schema.deserialize(serializedValue);
Assert.assertEquals(4, deserializedValue.get("key").asInt());
Assert.assertEquals("world", deserializedValue.get("value").asText());
}
}