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Copy pathtest_examples.py
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# Copyright 2020 Planet Labs, Inc.
# Copyright 2022 Planet Labs PBC.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Test example scripts in this directory
This is not an example script. This is a pytest module that provides automated
testing of the example scripts in this directory to ensure they are always
up-to-date and run successfully.
YAY automated testing and up-to-date examples!
"""
import logging
from pathlib import Path
import os
import subprocess
import sys
import pytest
LOGGER = logging.getLogger(__name__)
# All python files in the current directory except this one
# ref: https://stackoverflow.com/a/56813896
SCRIPTS = [
s for s in Path(__file__).parent.resolve().glob('*.py')
if s.name != Path(__file__).name
]
# use the script name in the test name
def idfn(script_path):
return script_path.name
# provide an environment variable that points to the test temporary download
# directory, to be used by the script for all downloads
@pytest.mark.parametrize('script', SCRIPTS, ids=idfn)
def test_example_script_execution(script, tmpdir):
completed = subprocess.run(
[sys.executable, str(script)],
env={
'TEST_DOWNLOAD_DIR': str(tmpdir),
'PL_API_KEY': os.getenv('PL_API_KEY')
},
stderr=subprocess.PIPE # capture stdout for reporting
)
assert not completed.returncode, (
'script failed with following std_err output:\n'
f'{str(completed.stderr, "utf-8")}')