Function generate_core_file

tests/utils.py:114–143

(
    python: pathlib.Path, test_file: pathlib.Path, tmpdir: pathlib.Path
)

@contextlib.contextmanager
def generate_core_file(
    python: pathlib.Path, test_file: pathlib.Path, tmpdir: pathlib.Path
) -> Generator[pathlib.Path, None, None]:
    fifo = tmpdir / "the_fifo"
    os.mkfifo(fifo)
    with subprocess.Popen(
        [python, test_file, str(fifo)],
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
    ) as process:
        with open(fifo, "r") as fifo_file:
            response = fifo_file.read()

        assert response == "ready"
        subprocess.run(
            ["gcore", str(process.pid)],
            check=True,
            stdout=subprocess.PIPE,
            stderr=subprocess.PIPE,
            cwd=str(tmpdir),
            text=True,
        )
        (core,) = pathlib.Path(tmpdir).glob("core.*")
        try:
            yield core
        finally:
            os.remove(fifo)
            process.terminate()
            process.kill()
            process.wait(timeout=TIMEOUT)


@contextlib.contextmanager