def METHOD_NAME(self):
    expected = [
        (
            np.uint16,
            'http://www.opengis.net/def/dataType/OGC/0/unsignedShort',
        ),
        (np.int32, 'http://www.opengis.net/def/dataType/OGC/0/signedInt'),
        (np.datetime64, 'http://www.opengis.net/def/bipm/UTC'),
        (np.object_, ''),
    ]
    for dtype, opengis in expected:
        self.assertEqual(opengis, dtype_to_opengis_datatype(dtype))