"""Configure Test Suite.

This file is used to configure the behavior of pytest when using the Astropy
test infrastructure. It needs to live inside the package in order for it to
get picked up when running the tests inside an interpreter using
`astropy_healpix.test()`.

"""

import os

import numpy as np

try:
    from pytest_astropy_header.display import PYTEST_HEADER_MODULES, TESTED_VERSIONS

    ASTROPY_HEADER = True
except ImportError:
    ASTROPY_HEADER = False


def pytest_configure(config):
    """Configure Pytest with Astropy.

    Parameters
    ----------
    config : pytest configuration

    """
    if ASTROPY_HEADER:
        config.option.astropy_header = True

        # Customize the following lines to add/remove entries from the list of
        # packages for which version numbers are displayed when running the tests.
        PYTEST_HEADER_MODULES.pop("h5py", None)
        PYTEST_HEADER_MODULES.pop("Pandas", None)
        PYTEST_HEADER_MODULES["Astropy"] = "astropy"
        PYTEST_HEADER_MODULES["healpy"] = "healpy"

        from . import __version__

        packagename = os.path.basename(os.path.dirname(__file__))
        TESTED_VERSIONS[packagename] = __version__

    # Set the Numpy print style to a fixed version to make doctest outputs
    # reproducible.
    try:
        np.set_printoptions(legacy="1.13")
    except TypeError:
        # On older versions of Numpy, the unrecognized 'legacy' option will
        # raise a TypeError.
        pass
