OperationType op = (OperationType) om.getOperation().get(0);
assertEquals("GetCapabilities", op.getName());
assertEquals(1, op.getParameter().size());
DomainType d = (DomainType) op.getParameter().get(0);
assertEquals("Format", d.getName());
assertEquals(1, d.getAllowedValues().getValue().size());
ValueType v = (ValueType) d.getAllowedValues().getValue().get(0);
assertEquals("text/xml", v.getValue());
}