/**
 * 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.hadoop.oncrpc.security;

import static org.junit.Assert.assertEquals;

import org.apache.hadoop.oncrpc.XDR;
import org.apache.hadoop.oncrpc.security.CredentialsSys;
import org.junit.Test;

/**
 * Test for {@link CredentialsSys}
 */
public class TestCredentialsSys {

  @Test
  public void testReadWrite() {
    CredentialsSys credential = new CredentialsSys();
    credential.setUID(0);
    credential.setGID(1);
    credential.setStamp(1234);
    
    XDR xdr = new XDR();
    credential.write(xdr);
    
    CredentialsSys newCredential = new CredentialsSys();
    newCredential.read(xdr.asReadOnlyWrap());
    
    assertEquals(0, newCredential.getUID());
    assertEquals(1, newCredential.getGID());
    assertEquals(1234, newCredential.getStamp());
  }

  @Test
  public void testHostNameNotMultipleOf4() {
    CredentialsSys credential = new CredentialsSys();
    credential.setUID(0);
    credential.setGID(1);
    credential.setStamp(1234);
    credential.setHostName("hadoop-nfs");

    XDR xdr = new XDR();
    credential.write(xdr);

    CredentialsSys newCredential = new CredentialsSys();
    newCredential.read(xdr.asReadOnlyWrap());

    assertEquals(0, newCredential.getUID());
    assertEquals(1, newCredential.getGID());
    assertEquals(1234, newCredential.getStamp());
    assertEquals(32, newCredential.getCredentialLength());
  }

  @Test
  public void testHostNameMultipleOf4() {
    CredentialsSys credential = new CredentialsSys();
    credential.setUID(0);
    credential.setGID(1);
    credential.setStamp(1234);
    credential.setHostName("apachehadoop");

    XDR xdr = new XDR();
    credential.write(xdr);

    CredentialsSys newCredential = new CredentialsSys();
    newCredential.read(xdr.asReadOnlyWrap());

    assertEquals(0, newCredential.getUID());
    assertEquals(1, newCredential.getGID());
    assertEquals(1234, newCredential.getStamp());
    assertEquals(32, newCredential.getCredentialLength());
  }
}
