@Test(expected=OXFException.class)
public void buildInsertObservation_should_throws_Exception_because_of_invalid_observation_type()
        throws OXFException {

    addServiceAndVersion();
    addObservationValues();
    parameters.removeParameterShell(INSERT_OBSERVATION_TYPE);
    parameters.addParameterShell(INSERT_OBSERVATION_TYPE, "INVALID");
    builder.buildInsertObservationRequest(parameters);
}