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import logging
import subprocess
import sys
from pathlib import Path
from typing import Iterable
import pytest
from _pytest.mark.structures import ParameterSet
FILE_PATH = Path(__file__)
EXAMPLES_DIR = FILE_PATH.parent.parent / "examples"
def generate_example_cases() -> Iterable[ParameterSet]:
for example_file in EXAMPLES_DIR.glob("*.py"):
if example_file.name == "__init__.py":
# this is not an example ...
continue
yield pytest.param(example_file, id=f"{example_file.relative_to(EXAMPLES_DIR)}")
@pytest.mark.webtest
@pytest.mark.parametrize(["example_file"], generate_example_cases())
def test_example(example_file: Path) -> None:
"""
The example runs without errors.
"""
if example_file.name == "berkeleydb_example.py":
# this example requires a berkeleydb installation
pytest.skip("The BerkeleyDB example is not working correctly.")
result = subprocess.run(
[sys.executable, f"{example_file}"],
capture_output=True,
)
logging.debug("result = %s", result)
try:
result.check_returncode()
except subprocess.CalledProcessError as process_error:
if process_error.returncode == 126:
pytest.skip("This test returned 126 indikating to skip it.")
raise
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