### Question:
LogChannel extends BaseChannel { protected int getHeaderLength() { return 0; } LogChannel();  LogChannel(String host, int port, ISOPackager p);  LogChannel(ISOPackager p);  LogChannel(ISOPackager p, ServerSocket serverSocket); void disconnect(); @Override void setConfiguration(Configuration cfg);  }### Answer:
@Test public void testGetHeaderLength() throws Throwable { LogChannel logChannel = new LogChannel(); int result = logChannel.getHeaderLength(); assertEquals(0, result, "result"); }