int goidSize = schemaManager.getGlobalOidRegistry().size();
MutableObjectClass objectClass = new MutableObjectClass( "1.1.1" );
objectClass.setNames( "Test" );
objectClass.setType( ObjectClassTypeEnum.STRUCTURAL );
objectClass.addSuperiorOids( "alias", "OpenLDAProotDSE" );
objectClass.addMustAttributeTypeOids( "aliasedObjectName", "cn" );
assertTrue( schemaManager.add( objectClass ) );
assertEquals( 0, schemaManager.getErrors().size() );