class_docstr: Test the filehandler.
class_docstr_tok: ["Test","the","filehandler","."]
docstr: Set up the test case.
docstr_tok: ["Set","up","the","test","case","."]
code: def setUp(self):
      """Set up the test case."""
      self._header = np.zeros(1, dtype=_HEADERTYPE)
      self._header["satid"][0] = 3
      self._header["instrument"][0] = 12
      self._header["tempradcnv"][0] = [
          [2968720, 0, 1000000, 5236956, 0],
          [1000000, 6114597, 0, 1000000, 6114597],
          [-3100, 1000270, 6348092, 0, 1000000],
      ]
      self._data = np.zeros(3, dtype=_SCANTYPE)
      self._data["scnlinyr"][:] = 2020
      self._data["scnlindy"][:] = 261
      self._data["scnlintime"][0] = 36368496
      self._data["scnlintime"][1] = 36371163
      self._data["scnlintime"][2] = 36373830
      self._data["qualind"][0] = 0
      self._data["qualind"][1] = 0
      self._data["qualind"][2] = 0
      self._data["scnlinqual"][0] = 16384
      self._data["scnlinqual"][1] = 16384
      self._data["scnlinqual"][2] = 16384
      self._data["chanqual"][0] = [6, 6, 6, 6, 6]
      self._data["chanqual"][1] = [6, 6, 6, 6, 6]
      self._data["chanqual"][2] = [6, 6, 6, 6, 6]
      self._data["instrtemp"][:] = [29520, 29520, 29520]
      self._data["dataqual"][:] = [
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
          0,
      ]
      self._data["scalti"][0:3] = [8321, 8321, 8321]
      self._data["latlon"][0] = LATLON_SCLINE1
      self._data["angles"][0] = ANGLES_SCLINE1
      self._data["btemps"][0] = SCANLINE1
      self.filename_info = {
          "platform_shortname": "metop01",
          "start_time": datetime.datetime(2020, 9, 17, 10, 6),
          "orbit_number": 41509,
      }
  
      self.filetype_info = {
          "file_reader": MHS_AMSUB_AAPPL1CFile,
          "file_patterns": [
              "mhsl1c_{platform_shortname}_{start_time:%Y%m%d_%H%M}_{orbit_number:05d}.l1c"
          ],
          "file_type": "mhs_aapp_l1c",
      }
  
file_path: satpy/satpy/tests/reader_tests/test_aapp_mhs_amsub_l1c.py
imports: import datetime
  import tempfile
  import unittest
  import numpy
  import pytest
  from satpy.readers.aapp_mhs_amsub_l1c import _HEADERTYPE, _SCANTYPE, HEADER_LENGTH, MHS_AMSUB_AAPPL1CFile
  from satpy.tests.utils import make_dataid
label_desc: Use image node_id 1 for calling the TestMHS_AMSUB_AAPPL1CReadData obj's underlying member method code with example usage: obj.setUp() without return types