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path: root/ick2/persistent_tests.py
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# Copyright (C) 2018-2019  Lars Wirzenius
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


import shutil
import tempfile
import unittest


import ick2


class FilePersistentStateTests(unittest.TestCase):

    def setUp(self):
        self.tempdir = tempfile.mkdtemp()
        self.state = ick2.FilePersistentState()
        self.state.set_directory(self.tempdir)

    def tearDown(self):
        shutil.rmtree(self.tempdir)

    def test_returns_dirname(self):
        self.assertEqual(self.state.get_directory(), self.tempdir)

    def test_has_no_resources_initially(self):
        self.assertEqual(self.state.get_resource_ids('silly'), [])

    def test_has_no_resource_initially(self):
        with self.assertRaises(ick2.NotFound):
            self.state.get_resource('silly', '#1')

    def test_creates_resource(self):
        as_dict = {'foo': 'bar'}
        r = ick2.resource_from_dict(as_dict)
        self.state.write_resource('silly', '#1', r)
        self.assertTrue(self.state.has_resource('silly', '#1'))
        self.assertEqual(self.state.get_resource_ids('silly'), ['#1'])

        r2 = self.state.get_resource('silly', '#1')
        self.assertTrue(isinstance(r2, ick2.Resource))
        self.assertEqual(r.as_dict(), r2.as_dict())

    def test_removes_resource(self):
        as_dict = {'foo': 'bar'}
        r = ick2.resource_from_dict(as_dict)
        self.state.write_resource('silly', '#1', r)
        self.state.remove_resource('silly', '#1')
        self.assertFalse(self.state.has_resource('silly', '#1'))
        self.assertEqual(self.state.get_resource_ids('silly'), [])