#!/usr/bin/env python

# Authors:

#   Sergio Oliveira Campos <seocam@redhat.com>

#

# Copyright (C) 2020 Red Hat

# see file 'COPYING' for use and warranty information

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import pytest

import functools

from unittest import TestCase

from utils import get_test_playbooks, get_server_host, run_playbook

def prepare_test(test_name, test_path):

    """Decorator for the tests generated automatically from playbooks.

    Injects 2 arguments to the test (`test_path` and `test_name`) and

    name the test method using test name (to ensure test reports are useful).

    """

    def decorator(func):

        @functools.wraps(func)

        def wrapper(*args, **kwargs):

            kwargs["test_path"] = test_path

            kwargs["test_name"] = test_name

            return func(*args, **kwargs)

        return wrapper

    decorator.__name__ = test_name

    return decorator

# Dynamically create the TestCase classes with respective

#   test_* methods.

for test_dir_name, playbooks_in_dir in get_test_playbooks().items():

    _tests = {}

    for playbook in playbooks_in_dir:

        test_name = playbook["name"].replace("-", "_")

        test_path = playbook["path"]

        @pytest.mark.skipif(

            not get_server_host(),

            reason="Environment variable IPA_SERVER_HOST must be set",

        )

        @pytest.mark.playbook

        @prepare_test(test_name, test_path)

        def method(self, test_path, test_name):

            run_playbook(test_path)

        _tests[test_name] = method

    globals()[test_dir_name] = type(test_dir_name, tuple([TestCase]), _tests,)