SyslogAppenderTest.java 文件源码

/**
 * Tests that any header or footer in layout is sent.
 * @throws Exception if exception during test.
 */
public void testLayoutHeader() throws Exception {
    DatagramSocket ds = new DatagramSocket();
    ds.setSoTimeout(2000);

  SyslogAppender appender = new SyslogAppender();
  appender.setSyslogHost("localhost:" + ds.getLocalPort());
  appender.setName("name");
  appender.setHeader(false);
  HTMLLayout pl = new HTMLLayout();
  appender.setLayout(pl);
  appender.activateOptions();

  Logger l = Logger.getRootLogger();
  l.addAppender(appender);
  l.info("Hello, World");
  appender.close();
  String[] s = new String[3];
  byte[] buf = new byte[1000];
  for(int i = 0; i < 3; i++) {
      DatagramPacket p = new DatagramPacket(buf, 0, buf.length);
      ds.receive(p);
      s[i] = new String(p.getData(), 0, p.getLength());
  }
  ds.close();
  assertEquals("<14><!DOCTYPE", s[0].substring(0,13));
  assertEquals("<14></table>", s[2].substring(0,12));
}