GetHostnameIsAsync.java

GetHostnameIsAsync.java

package io.vertx.ext.mail.impl;

import java.net.InetAddress;
import java.net.UnknownHostException;

import org.junit.Test;
import org.junit.runner.RunWith;
import static org.powermock.api.easymock.PowerMock.*;

import io.vertx.core.logging.Logger;
import io.vertx.core.logging.LoggerFactory;

import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;

import static org.junit.Assert.*;
import static org.easymock.EasyMock.*;

/**
 * @author <a href="http://oss.lehmann.cx/">Alexander Lehmann</a>
 *
 */
@RunWith(PowerMockRunner.class)
@PrepareForTest({GetHostnameIsAsync.class})
public class GetHostnameIsAsync {

  private static final Logger log = LoggerFactory.getLogger(GetHostnameIsAsync.class);

  @Test
  public void test() throws UnknownHostException {

    mockStatic(InetAddress.class);

    final InetAddress mockAddr = mock(InetAddress.class);

    expect(mockAddr.getCanonicalHostName()).andReturn("hostname");
    expect(InetAddress.getLocalHost()).andReturn(mockAddr);

    replayAll();

    InetAddress ip = InetAddress.getLocalHost();
    log.info("InetAddress:"+ip);
    String hostname = ip.getCanonicalHostName();

    verifyAll();
    assertEquals("hostname", hostname);
  }
}