q3stats/q3stats/testing.py

# -*- coding: utf-8 -*-
# Copyright (c) 2017 Tomek Wójcik <tomek@bthlabs.pl>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#

"""
q3stats.testing
===============

This module contains testing utilites.
"""

import json
import os

from flask import Response

from q3stats.lib.config import get_config
import q3stats.database
import q3stats.models
from q3stats.web_app.application import create_app


class ResponseWrapper(Response):
    @property
    def json(self):
        if not hasattr(self, '_json_data'):
            self._json_data = json.loads(self.get_data().decode('utf-8'))

        return self._json_data


class BaseQ3StatsTestCase(object):
    """Base class for Q3Stats test cases."""

    CONFIG_PATH = os.path.join(os.getcwd(), 'testing.cfg')

    @classmethod
    def setUpClass(cls):
        cls._config = get_config(cls.CONFIG_PATH)

        q3stats.database.db_engine = q3stats.database.create_engine(
            cls._config
        )

        q3stats.database.db_session = q3stats.database.create_session(
            q3stats.database.db_engine, cls._config
        )

        q3stats.database.Base.metadata.drop_all(
            bind=q3stats.database.db_engine
        )

        q3stats.database.Base.metadata.create_all(
            bind=q3stats.database.db_engine
        )

    @classmethod
    def tearDownClass(cls):
        pass


class BaseQ3StatsWebAppTestCase(BaseQ3StatsTestCase):
    """Base class for Q3Stats Web App test cases."""

    @classmethod
    def setUpClass(cls):
        super(BaseQ3StatsWebAppTestCase, cls).setUpClass()

        cls.app = create_app(cls.CONFIG_PATH)
        cls.app.response_class = ResponseWrapper

        cls.client = cls.app.test_client()