public void testGeneratedJsonForClassWithAnUnsupportedType() throws NoSuchFieldException,
SecurityException {
Map<Field, BigqueryFieldMarshaller> marshallers = new HashMap<>();
marshallers.put(ClassWithUnsupportedType.class.getDeclaredField("ip"),
new BigqueryFieldMarshaller() {
@Override
public Class<?> getSchemaType() {
return String.class;
}