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"""Tests for certbot.plugins.storage.PluginStorage"""
import json
import mock
import os
import unittest
from certbot import errors
from certbot.plugins import common
from certbot.tests import util as test_util
class PluginStorageTest(test_util.ConfigTestCase):
"""Test for certbot.plugins.storage.PluginStorage"""
def setUp(self):
super(PluginStorageTest, self).setUp()
self.plugin_cls = common.Installer
os.mkdir(self.config.config_dir)
with mock.patch("certbot.reverter.util"):
self.plugin = self.plugin_cls(config=self.config, name="mockplugin")
def test_load_errors_cant_read(self):
with open(os.path.join(self.config.config_dir,
".pluginstorage.json"), "w") as fh:
fh.write("dummy")
# When unable to read file that exists
mock_open = mock.mock_open()
mock_open.side_effect = IOError
self.plugin.storage.storagepath = os.path.join(self.config.config_dir,
".pluginstorage.json")
with mock.patch("six.moves.builtins.open", mock_open):
with mock.patch('os.path.isfile', return_value=True):
with mock.patch("certbot.reverter.util"):
self.assertRaises(errors.PluginStorageError,
self.plugin.storage._load) # pylint: disable=protected-access
def test_load_errors_empty(self):
with open(os.path.join(self.config.config_dir, ".pluginstorage.json"), "w") as fh:
fh.write('')
with mock.patch("certbot.plugins.storage.logger.debug") as mock_log:
# Should not error out but write a debug log line instead
with mock.patch("certbot.reverter.util"):
nocontent = self.plugin_cls(self.config, "mockplugin")
self.assertRaises(KeyError,
nocontent.storage.fetch, "value")
self.assertTrue(mock_log.called)
self.assertTrue("no values loaded" in mock_log.call_args[0][0])
def test_load_errors_corrupted(self):
with open(os.path.join(self.config.config_dir,
".pluginstorage.json"), "w") as fh:
fh.write('invalid json')
with mock.patch("certbot.plugins.storage.logger.error") as mock_log:
with mock.patch("certbot.reverter.util"):
corrupted = self.plugin_cls(self.config, "mockplugin")
self.assertRaises(errors.PluginError,
corrupted.storage.fetch,
"value")
self.assertTrue("is corrupted" in mock_log.call_args[0][0])
def test_save_errors_cant_serialize(self):
with mock.patch("certbot.plugins.storage.logger.error") as mock_log:
# Set data as something that can't be serialized
self.plugin.storage._initialized = True # pylint: disable=protected-access
self.plugin.storage.storagepath = "/tmp/whatever"
self.plugin.storage._data = self.plugin_cls # pylint: disable=protected-access
self.assertRaises(errors.PluginStorageError,
self.plugin.storage.save)
self.assertTrue("Could not serialize" in mock_log.call_args[0][0])
def test_save_errors_unable_to_write_file(self):
mock_open = mock.mock_open()
mock_open.side_effect = IOError
with mock.patch("os.open", mock_open):
with mock.patch("certbot.plugins.storage.logger.error") as mock_log:
self.plugin.storage._data = {"valid": "data"} # pylint: disable=protected-access
self.plugin.storage._initialized = True # pylint: disable=protected-access
self.assertRaises(errors.PluginStorageError,
self.plugin.storage.save)
self.assertTrue("Could not write" in mock_log.call_args[0][0])
def test_save_uninitialized(self):
with mock.patch("certbot.reverter.util"):
self.assertRaises(errors.PluginStorageError,
self.plugin_cls(self.config, "x").storage.save)
def test_namespace_isolation(self):
with mock.patch("certbot.reverter.util"):
plugin1 = self.plugin_cls(self.config, "first")
plugin2 = self.plugin_cls(self.config, "second")
plugin1.storage.put("first_key", "first_value")
self.assertRaises(KeyError,
plugin2.storage.fetch, "first_key")
self.assertRaises(KeyError,
plugin2.storage.fetch, "first")
self.assertEqual(plugin1.storage.fetch("first_key"), "first_value")
def test_saved_state(self):
self.plugin.storage.put("testkey", "testvalue")
# Write to disk
self.plugin.storage.save()
with mock.patch("certbot.reverter.util"):
another = self.plugin_cls(self.config, "mockplugin")
self.assertEqual(another.storage.fetch("testkey"), "testvalue")
with open(os.path.join(self.config.config_dir,
".pluginstorage.json"), 'r') as fh:
psdata = fh.read()
psjson = json.loads(psdata)
self.assertTrue("mockplugin" in psjson.keys())
self.assertEqual(len(psjson), 1)
self.assertEqual(psjson["mockplugin"]["testkey"], "testvalue")
if __name__ == "__main__":
unittest.main() # pragma: no cover
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