ToStringTest.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
 *
 *     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.zookeeper.server;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNotSame;
import java.lang.reflect.Field;
import org.apache.zookeeper.ZKTestCase;
import org.apache.zookeeper.ZooDefs;
import org.apache.zookeeper.proto.SetDataRequest;
import org.junit.jupiter.api.Test;

/**
 * A misc place to verify toString methods - mainly to make sure they don't
 * fail.
 */
public class ToStringTest extends ZKTestCase {

    /** Verify jute - which we've had particular problems with in the past
     * wrt null fields */
    @Test
    public void testJuteToString() {
        SetDataRequest req = new SetDataRequest(null, null, 0);
        assertNotSame("ERROR", req.toString());
    }

    @Test
    public void testOpCodeToString() throws Exception {
        Class<?> clazz = ZooDefs.OpCode.class;
        Field[] fields = clazz.getFields();

        assertNotEquals(0, fields.length);

        for (Field field : fields) {
            int opCode = field.getInt(null);
            String opString = Request.op2String(opCode);
            assertEquals(field.getName(), opString);
        }
    }

}