lang/java/thrift/src/test/java/org/apache/avro/thrift/TestThrift.java

/*
 * 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
 *
 *     https://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.thrift;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.nio.ByteBuffer;
import java.util.Collections;

import org.apache.avro.io.DecoderFactory;
import org.apache.avro.io.Encoder;
import org.apache.avro.io.EncoderFactory;

import static org.junit.Assert.assertEquals;

import org.apache.avro.thrift.test.Test;
import org.apache.avro.thrift.test.FooOrBar;
import org.apache.avro.thrift.test.E;
import org.apache.avro.thrift.test.Nested;

public class TestThrift {

  @org.junit.Test
  public void testStruct() throws Exception {

    System.out.println(ThriftData.get().getSchema(Test.class).toString(true));

    Test test = new Test();
    test.setBoolField(true);
    test.setByteField((byte) 2);
    test.setI16Field((short) 3);
    test.setI16OptionalField((short) 14);
    test.setI32Field(4);
    test.setI64Field(5L);
    test.setDoubleField(2.0);
    test.setStringField("foo");
    test.setBinaryField(ByteBuffer.wrap(new byte[] { 0, -1 }));
    test.setMapField(Collections.singletonMap("x", 1));
    test.setListField(Collections.singletonList(7));
    test.setSetField(Collections.singleton(8));
    test.setEnumField(E.X);
    test.setStructField(new Nested(9));
    test.setFooOrBar(FooOrBar.foo("x"));

    System.out.println(test);

    check(test);
  }

  @org.junit.Test
  public void testOptionals() throws Exception {

    Test test = new Test();
    test.setBoolField(true);
    test.setByteField((byte) 2);
    test.setByteOptionalField((byte) 4);
    test.setI16Field((short) 3);
    test.setI16OptionalField((short) 15);
    test.setI64Field(5L);
    test.setDoubleField(2.0);

    System.out.println(test);

    check(test);
  }

  private void check(Test test) throws Exception {

    ByteArrayOutputStream bao = new ByteArrayOutputStream();
    ThriftDatumWriter<Test> w = new ThriftDatumWriter<>(Test.class);
    Encoder e = EncoderFactory.get().binaryEncoder(bao, null);
    w.write(test, e);
    e.flush();

    Object o = new ThriftDatumReader<>(Test.class).read(null,
        DecoderFactory.get().binaryDecoder(new ByteArrayInputStream(bao.toByteArray()), null));

    assertEquals(test, o);

  }
}