/**
* 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.avro.specific;
import static org.junit.Assert.assertEquals;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import org.apache.avro.Schema;
import org.apache.avro.io.EncoderFactory;
import org.apache.avro.io.JsonEncoder;
import org.apache.avro.test.Kind;
import org.apache.avro.test.TestRecordWithUnion;
import org.junit.Test;
public class TestSpecificDatumWriter {
@Test
public void testResolveUnion() throws IOException {
final SpecificDatumWriter<TestRecordWithUnion> writer = new SpecificDatumWriter<TestRecordWithUnion>();
Schema schema = TestRecordWithUnion.SCHEMA$;
ByteArrayOutputStream out = new ByteArrayOutputStream();
JsonEncoder encoder = EncoderFactory.get().jsonEncoder(schema, out);
writer.setSchema(schema);
TestRecordWithUnion c = TestRecordWithUnion.newBuilder().
setKind(Kind.BAR).setValue("rab").build();
writer.write(c, encoder);
encoder.flush();
out.close();
String expectedJson = String.format(
"{'kind':{'org.apache.avro.test.Kind':'%s'},'value':{'string':'%s'}}",
c.getKind().toString(), c.getValue()).replace('\'', '"');
assertEquals(expectedJson, out.toString("UTF-8"));
}
}