@Test
    public void testHandledGeocodes() {
        final Set<String> geocodes = ConnectorFactoryTest.getGeocodeSample();
        assertThat(getOcDeConnector().handledGeocodes(geocodes)).containsOnly("OC1234", "OC5678");
    }
OC.DE used up the 4 digit/character name space and switched over to 5 recently
main/src/androidTest/java/cgeo/geocaching/connector/oc/OCConnectorTest.java