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"""Tests for certbot.plugins.disco."""
import functools
import string
import unittest
import mock
import pkg_resources
import six
import zope.interface
from acme.magic_typing import List # pylint: disable=unused-import, no-name-in-module
from certbot import errors
from certbot import interfaces
from certbot.plugins import standalone
from certbot.plugins import webroot
EP_SA = pkg_resources.EntryPoint(
"sa", "certbot.plugins.standalone",
attrs=("Authenticator",),
dist=mock.MagicMock(key="certbot"))
EP_WR = pkg_resources.EntryPoint(
"wr", "certbot.plugins.webroot",
attrs=("Authenticator",),
dist=mock.MagicMock(key="certbot"))
class PluginEntryPointTest(unittest.TestCase):
"""Tests for certbot.plugins.disco.PluginEntryPoint."""
def setUp(self):
self.ep1 = pkg_resources.EntryPoint(
"ep1", "p1.ep1", dist=mock.MagicMock(key="p1"))
self.ep1prim = pkg_resources.EntryPoint(
"ep1", "p2.ep2", dist=mock.MagicMock(key="p2"))
# nested
self.ep2 = pkg_resources.EntryPoint(
"ep2", "p2.foo.ep2", dist=mock.MagicMock(key="p2"))
# project name != top-level package name
self.ep3 = pkg_resources.EntryPoint(
"ep3", "a.ep3", dist=mock.MagicMock(key="p3"))
from certbot.plugins.disco import PluginEntryPoint
self.plugin_ep = PluginEntryPoint(EP_SA)
def test_entry_point_to_plugin_name(self):
from certbot.plugins.disco import PluginEntryPoint
names = {
self.ep1: "p1:ep1",
self.ep1prim: "p2:ep1",
self.ep2: "p2:ep2",
self.ep3: "p3:ep3",
EP_SA: "sa",
}
for entry_point, name in six.iteritems(names):
self.assertEqual(
name, PluginEntryPoint.entry_point_to_plugin_name(entry_point))
def test_description(self):
self.assertTrue("temporary webserver" in self.plugin_ep.description)
def test_description_with_name(self):
self.plugin_ep.plugin_cls = mock.MagicMock(description="Desc")
self.assertEqual(
"Desc (sa)", self.plugin_ep.description_with_name)
def test_long_description(self):
self.plugin_ep.plugin_cls = mock.MagicMock(
long_description="Long desc")
self.assertEqual(
"Long desc", self.plugin_ep.long_description)
def test_long_description_nonexistent(self):
self.plugin_ep.plugin_cls = mock.MagicMock(
description="Long desc not found", spec=["description"])
self.assertEqual(
"Long desc not found", self.plugin_ep.long_description)
def test_ifaces(self):
self.assertTrue(self.plugin_ep.ifaces((interfaces.IAuthenticator,)))
self.assertFalse(self.plugin_ep.ifaces((interfaces.IInstaller,)))
self.assertFalse(self.plugin_ep.ifaces((
interfaces.IInstaller, interfaces.IAuthenticator)))
def test__init__(self):
self.assertFalse(self.plugin_ep.initialized)
self.assertFalse(self.plugin_ep.prepared)
self.assertFalse(self.plugin_ep.misconfigured)
self.assertFalse(self.plugin_ep.available)
self.assertTrue(self.plugin_ep.problem is None)
self.assertTrue(self.plugin_ep.entry_point is EP_SA)
self.assertEqual("sa", self.plugin_ep.name)
self.assertTrue(self.plugin_ep.plugin_cls is standalone.Authenticator)
def test_init(self):
config = mock.MagicMock()
plugin = self.plugin_ep.init(config=config)
self.assertTrue(self.plugin_ep.initialized)
self.assertTrue(plugin.config is config)
# memoize!
self.assertTrue(self.plugin_ep.init() is plugin)
self.assertTrue(plugin.config is config)
# try to give different config
self.assertTrue(self.plugin_ep.init(123) is plugin)
self.assertTrue(plugin.config is config)
self.assertFalse(self.plugin_ep.prepared)
self.assertFalse(self.plugin_ep.misconfigured)
self.assertFalse(self.plugin_ep.available)
def test_verify(self):
iface1 = mock.MagicMock(__name__="iface1")
iface2 = mock.MagicMock(__name__="iface2")
iface3 = mock.MagicMock(__name__="iface3")
# pylint: disable=protected-access
self.plugin_ep._initialized = plugin = mock.MagicMock()
exceptions = zope.interface.exceptions
with mock.patch("certbot.plugins."
"disco.zope.interface") as mock_zope:
mock_zope.exceptions = exceptions
def verify_object(iface, obj): # pylint: disable=missing-docstring
assert obj is plugin
assert iface is iface1 or iface is iface2 or iface is iface3
if iface is iface3:
raise mock_zope.exceptions.BrokenImplementation(None, None)
mock_zope.verify.verifyObject.side_effect = verify_object
self.assertTrue(self.plugin_ep.verify((iface1,)))
self.assertTrue(self.plugin_ep.verify((iface1, iface2)))
self.assertFalse(self.plugin_ep.verify((iface3,)))
self.assertFalse(self.plugin_ep.verify((iface1, iface3)))
def test_prepare(self):
config = mock.MagicMock()
self.plugin_ep.init(config=config)
self.plugin_ep.prepare()
self.assertTrue(self.plugin_ep.prepared)
self.assertFalse(self.plugin_ep.misconfigured)
# output doesn't matter that much, just test if it runs
str(self.plugin_ep)
def test_prepare_misconfigured(self):
plugin = mock.MagicMock()
plugin.prepare.side_effect = errors.MisconfigurationError
# pylint: disable=protected-access
self.plugin_ep._initialized = plugin
self.assertTrue(isinstance(self.plugin_ep.prepare(),
errors.MisconfigurationError))
self.assertTrue(self.plugin_ep.prepared)
self.assertTrue(self.plugin_ep.misconfigured)
self.assertTrue(isinstance(self.plugin_ep.problem,
errors.MisconfigurationError))
self.assertTrue(self.plugin_ep.available)
def test_prepare_no_installation(self):
plugin = mock.MagicMock()
plugin.prepare.side_effect = errors.NoInstallationError
# pylint: disable=protected-access
self.plugin_ep._initialized = plugin
self.assertTrue(isinstance(self.plugin_ep.prepare(),
errors.NoInstallationError))
self.assertTrue(self.plugin_ep.prepared)
self.assertFalse(self.plugin_ep.misconfigured)
self.assertFalse(self.plugin_ep.available)
def test_prepare_generic_plugin_error(self):
plugin = mock.MagicMock()
plugin.prepare.side_effect = errors.PluginError
# pylint: disable=protected-access
self.plugin_ep._initialized = plugin
self.assertTrue(isinstance(self.plugin_ep.prepare(), errors.PluginError))
self.assertTrue(self.plugin_ep.prepared)
self.assertFalse(self.plugin_ep.misconfigured)
self.assertFalse(self.plugin_ep.available)
def test_repr(self):
self.assertEqual("PluginEntryPoint#sa", repr(self.plugin_ep))
class PluginsRegistryTest(unittest.TestCase):
"""Tests for certbot.plugins.disco.PluginsRegistry."""
@classmethod
def _create_new_registry(cls, plugins):
from certbot.plugins.disco import PluginsRegistry
return PluginsRegistry(plugins)
def setUp(self):
self.plugin_ep = mock.MagicMock()
self.plugin_ep.name = "mock"
self.plugin_ep.__hash__.side_effect = TypeError
self.plugins = {self.plugin_ep.name: self.plugin_ep}
self.reg = self._create_new_registry(self.plugins)
def test_find_all(self):
from certbot.plugins.disco import PluginsRegistry
with mock.patch("certbot.plugins.disco.pkg_resources") as mock_pkg:
mock_pkg.iter_entry_points.side_effect = [iter([EP_SA]),
iter([EP_WR])]
plugins = PluginsRegistry.find_all()
self.assertTrue(plugins["sa"].plugin_cls is standalone.Authenticator)
self.assertTrue(plugins["sa"].entry_point is EP_SA)
self.assertTrue(plugins["wr"].plugin_cls is webroot.Authenticator)
self.assertTrue(plugins["wr"].entry_point is EP_WR)
def test_getitem(self):
self.assertEqual(self.plugin_ep, self.reg["mock"])
def test_iter(self):
self.assertEqual(["mock"], list(self.reg))
def test_len(self):
self.assertEqual(0, len(self._create_new_registry({})))
self.assertEqual(1, len(self.reg))
def test_init(self):
self.plugin_ep.init.return_value = "baz"
self.assertEqual(["baz"], self.reg.init("bar"))
self.plugin_ep.init.assert_called_once_with("bar")
def test_filter(self):
self.assertEqual(
self.plugins,
self.reg.filter(lambda p_ep: p_ep.name.startswith("m")))
self.assertEqual(
{}, self.reg.filter(lambda p_ep: p_ep.name.startswith("b")))
def test_ifaces(self):
self.plugin_ep.ifaces.return_value = True
# pylint: disable=protected-access
self.assertEqual(self.plugins, self.reg.ifaces()._plugins)
self.plugin_ep.ifaces.return_value = False
self.assertEqual({}, self.reg.ifaces()._plugins)
def test_verify(self):
self.plugin_ep.verify.return_value = True
# pylint: disable=protected-access
self.assertEqual(
self.plugins, self.reg.verify(mock.MagicMock())._plugins)
self.plugin_ep.verify.return_value = False
self.assertEqual({}, self.reg.verify(mock.MagicMock())._plugins)
def test_prepare(self):
self.plugin_ep.prepare.return_value = "baz"
self.assertEqual(["baz"], self.reg.prepare())
self.plugin_ep.prepare.assert_called_once_with()
def test_prepare_order(self):
order = [] # type: List[str]
plugins = dict(
(c, mock.MagicMock(prepare=functools.partial(order.append, c)))
for c in string.ascii_letters)
reg = self._create_new_registry(plugins)
reg.prepare()
# order of prepare calls must be sorted to prevent deadlock
# caused by plugins acquiring locks during prepare
self.assertEqual(order, sorted(string.ascii_letters))
def test_available(self):
self.plugin_ep.available = True
# pylint: disable=protected-access
self.assertEqual(self.plugins, self.reg.available()._plugins)
self.plugin_ep.available = False
self.assertEqual({}, self.reg.available()._plugins)
def test_find_init(self):
self.assertTrue(self.reg.find_init(mock.Mock()) is None)
self.plugin_ep.initialized = True
self.assertTrue(
self.reg.find_init(self.plugin_ep.init()) is self.plugin_ep)
def test_repr(self):
self.plugin_ep.__repr__ = lambda _: "PluginEntryPoint#mock"
self.assertEqual("PluginsRegistry(PluginEntryPoint#mock)",
repr(self.reg))
def test_str(self):
self.assertEqual("No plugins", str(self._create_new_registry({})))
self.plugin_ep.__str__ = lambda _: "Mock"
self.assertEqual("Mock", str(self.reg))
plugins = {self.plugin_ep.name: self.plugin_ep, "foo": "Bar"}
reg = self._create_new_registry(plugins)
self.assertEqual("Bar\n\nMock", str(reg))
if __name__ == "__main__":
unittest.main() # pragma: no cover
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