#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (c) 2023 Satpy developers
#
# This file is part of satpy.
#
# satpy 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.
#
# satpy 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
# satpy. If not, see <http://www.gnu.org/licenses/>.
"""Tests for CF decoding."""
from datetime import datetime
import pytest
import satpy.cf.decoding
[docs]
class TestDecodeAttrs:
"""Test decoding of CF-encoded attributes."""
[docs]
@pytest.fixture()
def attrs(self):
"""Get CF-encoded attributes."""
return {
"my_integer": 0,
"my_float": 0.0,
"my_list": [1, 2, 3],
"my_timestamp1": "2000-01-01",
"my_timestamp2": "2000-01-01 12:15:33",
"my_timestamp3": "2000-01-01 12:15:33.123456",
"my_dict": '{"a": {"b": [1, 2, 3]}, "c": {"d": "2000-01-01 12:15:33.123456"}}'
}
[docs]
@pytest.fixture()
def expected(self):
"""Get expected decoded results."""
return {
"my_integer": 0,
"my_float": 0.0,
"my_list": [1, 2, 3],
"my_timestamp1": datetime(2000, 1, 1),
"my_timestamp2": datetime(2000, 1, 1, 12, 15, 33),
"my_timestamp3": datetime(2000, 1, 1, 12, 15, 33, 123456),
"my_dict": {"a": {"b": [1, 2, 3]},
"c": {"d": datetime(2000, 1, 1, 12, 15, 33, 123456)}}
}
[docs]
def test_decoding(self, attrs, expected):
"""Test decoding of CF-encoded attributes."""
res = satpy.cf.decoding.decode_attrs(attrs)
assert res == expected
[docs]
def test_decoding_doesnt_modify_original(self, attrs):
"""Test that decoding doesn't modify the original attributes."""
satpy.cf.decoding.decode_attrs(attrs)
assert isinstance(attrs["my_dict"], str)