class_docstr: Test the Ocean Color reader.
class_docstr_tok: ["Test","the","Ocean","Color","reader","."]
docstr: Get expected area definition.
docstr_tok: ["Get","expected","area","definition","."]
code: def area_exp(self):
      """Get expected area definition."""
      proj_dict = {
          "datum": "WGS84",
          "no_defs": "None",
          "proj": "longlat",
          "type": "crs",
      }
  
      return AreaDefinition(
          area_id="gridded_occci",
          description="Full globe gridded area",
          proj_id="longlat",
          projection=proj_dict,
          area_extent=(-180.0, -90.0, 180.0, 90.0),
          width=4,
          height=2,
      )
  
imports: import os
  from datetime import datetime
  import numpy
  import pytest
  import xarray
  from pyresample.geometry import AreaDefinition
label_desc: Use image node_id 3 for calling the TestOCCCIReader obj's underlying member method code with example usage: obj.area_exp() and returns: AreaDefinition