{
SchemaManager schemaManager = loadSchema( "system" );
int mrSize = schemaManager.getMatchingRuleRegistry().size();
int goidSize = schemaManager.getGlobalOidRegistry().size();
MatchingRule mr = new MatchingRule( "0.1.1" );
assertFalse( schemaManager.delete( mr ) );
assertEquals( mrSize, schemaManager.getMatchingRuleRegistry().size() );
assertEquals( goidSize, schemaManager.getGlobalOidRegistry().size() );
}