@Test
public void testReadHeaderThrowsNullPointerException() throws Throwable {
BaseChannel aSCIIChannel = new ASCIIChannel();
try {
aSCIIChannel.readHeader(100);
fail("Expected NullPointerException to be thrown");
} catch (NullPointerException ex) {
assertNull("ex.getMessage()", ex.getMessage());
assertNull("(ASCIIChannel) aSCIIChannel.serverIn", ((ASCIIChannel) aSCIIChannel).serverIn);
}