class_docstr: Test the IciL1bNCFileHandler reader.
class_docstr_tok: ["Test","the","IciL1bNCFileHandler","reader","."]
docstr: Test end time.
docstr_tok: ["Test","end","time","."]
code: def test_end_time(self, reader):
      """Test end time."""
      assert reader.end_time == datetime(2000, 1, 2, 4, 5, 6)
  
imports: from datetime import datetime
  from unittest.mock import patch
  import numpy
  import pytest
  import xarray
  from netCDF4 import Dataset
  from satpy.readers.ici_l1b_nc import IciL1bNCFileHandler, InterpolationType
label_desc: Use image node_id 2 for calling the TestIciL1bNCFileHandler obj's underlying member method code with example usage: obj.test_end_time(reader) without return types