class_docstr: Test SMOS L2 WINDReader.
class_docstr_tok: ["Test","SMOS","L2","WINDReader","."]
docstr: Load wind_speed dataset.
docstr_tok: ["Load","wind_speed","dataset","."]
code: def test_load_wind_speed(self):
      """Load wind_speed dataset."""
      from satpy.readers import load_reader
  
      r = load_reader(self.reader_configs)
      with mock.patch(
          "satpy.readers.smos_l2_wind.netCDF4.Variable", xr.DataArray
      ):
          loadables = r.select_files_from_pathnames(
              [
                  "SM_OPER_MIR_SCNFSW_20200420T021649_20200420T035013_110_001_7.nc",
              ]
          )
          r.create_filehandlers(loadables)
      ds = r.load(["wind_speed"])
      assert len(ds) == 1
      for d in ds.values():
          assert d.attrs["platform_shortname"] == "SM"
          assert d.attrs["sensor"] == "MIRAS"
          assert "area" in d.attrs
          assert d.attrs["area"] is not None
          assert "y" in d.dims
          assert "x" in d.dims
          assert d.shape == (719, 1440)
          assert d.y[0].data == -89.75
          assert d.y[d.shape[0] - 1].data == 89.75
  
file_path: satpy/satpy/tests/reader_tests/test_smos_l2_wind.py
imports: import os
  import unittest
  from datetime import datetime
  from unittest import mock
  import numpy
  import xarray
  from satpy.tests.reader_tests.test_netcdf_utils import FakeNetCDF4FileHandler
label_desc: Use image node_id 4 for calling the TestSMOSL2WINDReader obj's underlying member method code with example usage: obj.test_load_wind_speed() without return types