@Test
public void testSendMessageTrailerThrowsNullPointerException() throws Throwable {
byte[] b = new byte[3];
BaseChannel bASE24TCPChannel = new BASE24TCPChannel();
try {
bASE24TCPChannel.sendMessageTrailer(new ISOMsg(), b);
fail("Expected NullPointerException to be thrown");
} catch (NullPointerException ex) {
assertNull("ex.getMessage()", ex.getMessage());
}
}