#!/usr/bin/env python
# encoding: utf-8
# Copyright (C) 2022 Space Science and Engineering Center (SSEC),
# University of Wisconsin-Madison.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This file is part of the polar2grid software package. Polar2grid takes
# satellite observation data, remaps it, and writes it to a file format for
# input into another program.
# Documentation: http://www.ssec.wisc.edu/software/polar2grid/
"""Test fixtures representing ABI gridded data."""
from __future__ import annotations
import pytest
import xarray as xr
from dask import array as da
from pyresample.geometry import AreaDefinition
from satpy import Scene
from satpy.tests.utils import make_dataid
from ._fixture_utils import START_TIME, _TestingScene
[docs]
@pytest.fixture(scope="session")
def goes_east_conus_area_def() -> AreaDefinition:
return AreaDefinition(
"goes_east",
"",
"",
"+proj=geos +lon_0=-75.0 +h=35786023.0 +a=6378137.0 +b=6356752.31414 +sweep=x +units=m +no_defs",
5000,
3000,
(-3627271.2913, 1583173.6575, 1382771.9287, 4589199.5895),
)
[docs]
@pytest.fixture
def abi_l1b_c01_data_array(goes_east_conus_area_def) -> xr.DataArray:
return xr.DataArray(
da.zeros((3000, 5000), chunks=4096),
dims=("y", "x"),
attrs={
"area": goes_east_conus_area_def,
"platform_name": "goes16",
"sensor": "abi",
"name": "C01",
"start_time": START_TIME,
"end_time": START_TIME,
"observation_type": "Rad",
"standard_name": "toa_bidirectional_reflectance",
"scene_abbr": "C",
"resolution": 1000,
"reader": "abi_l1b",
},
)
[docs]
@pytest.fixture
def abi_l1b_airmass_data_array(goes_east_conus_area_def) -> xr.DataArray:
return xr.DataArray(
da.zeros((3, 3000, 5000), chunks=4096),
coords={"bands": ["R", "G", "B"]},
dims=("bands", "y", "x"),
attrs={
"area": goes_east_conus_area_def,
"platform_name": "goes16",
"sensor": "abi",
"name": "airmass",
"start_time": START_TIME,
"end_time": START_TIME,
"observation_type": "Rad",
"standard_name": "airmass",
"scene_abbr": "C",
},
)
[docs]
@pytest.fixture
def abi_l1b_c01_scene(abi_l1b_c01_data_array) -> Scene:
c01_id = make_dataid(name="C01", calibration="reflectance", resolution=1000)
data_arrays = {
c01_id: abi_l1b_c01_data_array,
}
scn = _TestingScene(
reader="abi_l1b",
filenames=["/fake/filename"],
data_array_dict=data_arrays,
all_dataset_ids=[c01_id],
available_dataset_ids=[c01_id],
)
return scn
[docs]
@pytest.fixture
def abi_l1b_airmass_scene(abi_l1b_airmass_data_array) -> Scene:
scn = Scene()
scn["airmass"] = abi_l1b_airmass_data_array
return scn
