class_docstr: Test SEVIRI L2 BUFR Reader.
docstr: Test reading of longitude and latitude data with SEVIRI L2 BUFR reader.
docstr_tok: ["Test","reading","of","longitude","and","latitude","data","with","SEVIRI","L2","BUFR","reader","."]
code: def test_lonslats(input_file):
      """Test reading of longitude and latitude data with SEVIRI L2 BUFR reader."""
      bufr_obj = SeviriL2BufrData(input_file)
      zlat = bufr_obj.get_data(DATASET_INFO_LAT)
      zlon = bufr_obj.get_data(DATASET_INFO_LON)
      np.testing.assert_array_equal(
          zlat.values, np.concatenate((LAT, LAT), axis=0)
      )
      np.testing.assert_array_equal(
          zlon.values, np.concatenate((LON, LON), axis=0)
      )
  
imports: import sys
  import unittest
  from datetime import datetime
  from unittest import mock
  import dask.array
  import numpy
  import pytest
  from pyresample import geometry
  from satpy.tests.utils import make_dataid
label_desc: Use image node_id 1 for calling the TestSeviriL2BufrReader obj's underlying member method code with example usage: obj.test_lonslats(input_file) without return types