NoSuchPreparerException extends PreparerException { public NoSuchPreparerException() { super(); } NoSuchPreparerException();  NoSuchPreparerException(String message);  NoSuchPreparerException(Throwable e);  NoSuchPreparerException(String message, Throwable e);   }
@Test public void testNoSuchPreparerException() { NoSuchPreparerException exception = new NoSuchPreparerException(); assertNull(exception.getMessage()); assertNull(exception.getCause()); }