"""
Stamper tests.
"""


#
# Fimfarchive, preserves stories from Fimfiction.
# Copyright (C) 2015  Joakim Soderlund
#
# 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/>.
#


from typing import Dict

import pytest

from fimfarchive.stampers import Stamper


class TestStamper:
    """
    Stamper tests.
    """

    @pytest.fixture
    def stamper(self):
        """
        Returns a new stamper instance.
        """
        return Stamper()

    def test_missing_archive_dict(self, stamper, story):
        """
        Tests archive dict is created if none exists.
        """
        meta = story.meta
        assert 'archive' not in meta

        archive = stamper.get_archive(story)
        assert meta['archive'] is archive

    def test_existing_archive_dict(self, stamper, story):
        """
        Tests archive dict is kept if it exists.
        """
        meta = story.meta
        original: Dict = dict()
        meta['archive'] = original
        archive = stamper.get_archive(story)

        assert archive is original
        assert meta['archive'] is original