Source code for testing.conftest

# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf-8 -*-

import os
import sys

import pytest

[docs]@pytest.fixture(scope="function") def redirect_stdin(): """GPG requires stdin to be open and have real file descriptor, which interferes with pytest's capture facility. Work around this by redirecting /dev/null to stdin temporarily. Activate this fixture on unittest test methods and classes by means of: @pytest.mark.usefixtures("redirect_stdin").""" try: targetfd_save = os.dup(0) stdin_save = sys.stdin nullfile = open(os.devnull, "r") sys.stdin = nullfile os.dup2(nullfile.fileno(), 0) yield finally: os.dup2(targetfd_save, 0) # pylint: disable=used-before-assignment sys.stdin = stdin_save # pylint: disable=used-before-assignment os.close(targetfd_save) nullfile.close() # pylint: disable=used-before-assignment