/** Test method for {@link tuwien.auto.calimero.cemi.CEMILDataEx#getStructLength()}. */
 public final void testGetStructLength() {
   assertEquals(11 + 2 + 2 + 2 + 4, f.getStructLength());
   f.removeAdditionalInfo(CEMILDataEx.ADDINFO_PLMEDIUM);
   f.removeAdditionalInfo(CEMILDataEx.ADDINFO_TIMESTAMP_EXT);
   assertEquals(11, f.getStructLength());
 }
 /** Test method for {@link tuwien.auto.calimero.cemi.CEMILDataEx#removeAdditionalInfo(int)}. */
 public final void testRemoveAdditionalInfo() {
   f.removeAdditionalInfo(CEMILDataEx.ADDINFO_TIMESTAMP_EXT);
   assertNull(f.getAdditionalInfo(CEMILDataEx.ADDINFO_TIMESTAMP_EXT));
 }