conftest.py

"""Project default for pytest"""
import os
import pytest

from astropy.tests.helper import enable_deprecations_as_exceptions


# Uncomment the following line to treat all DeprecationWarnings as exceptions
enable_deprecations_as_exceptions()

def pytest_addoption(parser):
    # Add option to run slow tests
    parser.addoption(
        "--runslow",
        action="store_true",
        help="run slow tests"
    )

    parser.addoption(
        "--slow",
        action="store_true",
        help="run slow tests"
    )

    # Add option to use big data sets
    parser.addoption(
        "--bigdata",
        action="store_true",
        help="use big data sets (intranet)"
    )

    parser.addoption(
        "--env",
        choices=['dev', 'stable', ''],
        default='',
        help="specify what environment to test"
    )


@pytest.fixture(scope='function', autouse=True)
def _jail(tmpdir):
    """ Perform test in a pristine temporary working directory
    """
    os.chdir(tmpdir.strpath)
    yield

@pytest.fixture
def envopt(request):
    return request.config.getoption("env")