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Editing: selection_test.py

"""Tests for letsencrypt.plugins.selection"""
import sys
from typing import List
import unittest
from unittest import mock

import pytest

from certbot import errors
from certbot import interfaces
from certbot._internal.display import obj as display_obj
from certbot._internal.plugins.disco import PluginsRegistry
from certbot.display import util as display_util
from certbot.tests import util as test_util

class ConveniencePickPluginTest(unittest.TestCase):
    """Tests for certbot._internal.plugins.selection.pick_*."""

def _test(self, fun, ifaces):
        config = mock.Mock()
        default = mock.Mock()
        plugins = mock.Mock()

with mock.patch("certbot._internal.plugins.selection.pick_plugin") as mock_p:
            mock_p.return_value = "foo"
            assert "foo" == fun(config, default, plugins, "Question?")
        mock_p.assert_called_once_with(
            config, default, plugins, "Question?", ifaces)

def test_authenticator(self):
        from certbot._internal.plugins.selection import pick_authenticator
        self._test(pick_authenticator, (interfaces.Authenticator,))

def test_installer(self):
        from certbot._internal.plugins.selection import pick_installer
        self._test(pick_installer, (interfaces.Installer,))

def test_configurator(self):
        from certbot._internal.plugins.selection import pick_configurator
        self._test(pick_configurator,
            (interfaces.Authenticator, interfaces.Installer))

class PickPluginTest(unittest.TestCase):
    """Tests for certbot._internal.plugins.selection.pick_plugin."""

def setUp(self):
        self.config = mock.Mock(noninteractive_mode=False)
        self.default = None
        self.reg = mock.MagicMock()
        self.question = "Question?"
        self.ifaces: List[interfaces.Plugin] = []

def _call(self):
        from certbot._internal.plugins.selection import pick_plugin
        return pick_plugin(self.config, self.default, self.reg,
                           self.question, self.ifaces)

def test_default_provided(self):
        self.default = "foo"
        self._call()
        assert 1 == self.reg.filter.call_count

def test_no_default(self):
        self._call()
        assert 1 == self.reg.visible().ifaces.call_count

def test_no_candidate(self):
        assert self._call() is None

def test_single(self):
        plugin_ep = mock.MagicMock()
        plugin_ep.init.return_value = "foo"
        plugin_ep.misconfigured = False

self.reg.visible().ifaces().available.return_value = {
            "bar": plugin_ep}
        assert "foo" == self._call()

def test_single_misconfigured(self):
        plugin_ep = mock.MagicMock()
        plugin_ep.init.return_value = "foo"
        plugin_ep.misconfigured = True

self.reg.visible().ifaces().available.return_value = {
            "bar": plugin_ep}
        assert self._call() is None

def test_multiple(self):
        plugin_ep = mock.MagicMock()
        plugin_ep.init.return_value = "foo"
        self.reg.visible().ifaces().available.return_value = {
            "bar": plugin_ep,
            "baz": plugin_ep,
        }
        with mock.patch("certbot._internal.plugins.selection.choose_plugin") as mock_choose:
            mock_choose.return_value = plugin_ep
            assert "foo" == self._call()
        mock_choose.assert_called_once_with(
            [plugin_ep, plugin_ep], self.question)

def test_choose_plugin_none(self):
        self.reg.visible().ifaces().available.return_value = {
            "bar": None,
            "baz": None,
        }

with mock.patch("certbot._internal.plugins.selection.choose_plugin") as mock_choose:
            mock_choose.return_value = None
            assert self._call() is None

def test_default_must_be_filtered(self):
        # https://github.com/certbot/certbot/issues/9664
        self.default = "foo"
        filtered = mock.MagicMock()
        self.reg.filter.return_value = filtered
        self._call()
        assert filtered.ifaces.call_count == 1

class ChoosePluginTest(unittest.TestCase):
    """Tests for certbot._internal.plugins.selection.choose_plugin."""

def setUp(self):
        display_obj.set_display(display_obj.FileDisplay(sys.stdout, False))

self.mock_apache = mock.Mock(
            description_with_name="a", misconfigured=True)
        self.mock_apache.name = "apache"
        self.mock_stand = mock.Mock(
            description_with_name="s", misconfigured=False)
        self.mock_stand.init().more_info.return_value = "standalone"
        self.plugins = [
            self.mock_apache,
            self.mock_stand,
        ]

def _call(self):
        from certbot._internal.plugins.selection import choose_plugin
        return choose_plugin(self.plugins, "Question?")

@test_util.patch_display_util()
    def test_selection(self, mock_util):
        mock_util().menu.side_effect = [(display_util.OK, 0),
                                        (display_util.OK, 1)]
        assert self.mock_stand == self._call()
        assert mock_util().notification.call_count == 1

@test_util.patch_display_util()
    def test_more_info(self, mock_util):
        mock_util().menu.side_effect = [
            (display_util.OK, 1),
        ]

assert self.mock_stand == self._call()

@test_util.patch_display_util()
    def test_no_choice(self, mock_util):
        mock_util().menu.return_value = (display_util.CANCEL, 0)
        assert self._call() is None

class GetUnpreparedInstallerTest(test_util.ConfigTestCase):
    """Tests for certbot._internal.plugins.selection.get_unprepared_installer."""

def setUp(self):
        super().setUp()
        self.mock_apache_fail_ep = mock.Mock(
            description_with_name="afail")
        self.mock_apache_fail_ep.check_name = lambda name: name == "afail"
        self.mock_apache_ep = mock.Mock(
            description_with_name="apache")
        self.mock_apache_ep.check_name = lambda name: name == "apache"
        self.mock_apache_plugin = mock.MagicMock()
        self.mock_apache_ep.init.return_value = self.mock_apache_plugin
        self.plugins = PluginsRegistry({
            "afail": self.mock_apache_fail_ep,
            "apache": self.mock_apache_ep,
        })

def _call(self):
        from certbot._internal.plugins.selection import get_unprepared_installer
        return get_unprepared_installer(self.config, self.plugins)

def test_no_installer_defined(self):
        self.config.configurator = None
        assert self._call() is None

def test_no_available_installers(self):
        self.config.configurator = "apache"
        self.plugins = PluginsRegistry({})
        with pytest.raises(errors.PluginSelectionError):
            self._call()

def test_get_plugin(self):
        self.config.configurator = "apache"
        installer = self._call()
        assert installer is self.mock_apache_plugin

def test_multiple_installers_returned(self):
        self.config.configurator = "apache"
        # Two plugins with the same name
        self.mock_apache_fail_ep.check_name = lambda name: name == "apache"
        with pytest.raises(errors.PluginSelectionError):
            self._call()

class TestChooseConfiguratorPlugins(unittest.TestCase):
    """Tests for certbot._internal.plugins.selection.choose_configurator_plugins."""

def _setupMockPlugin(self, name):
        mock_ep = mock.Mock(
            description_with_name=name)
        mock_ep.check_name = lambda n: n == name
        mock_plugin = mock.MagicMock()
        mock_plugin.name = name
        mock_ep.init.return_value = mock_plugin
        mock_ep.misconfigured = False
        return mock_ep

def _parseArgs(self, args):
        from certbot import configuration
        from certbot._internal import cli
        return cli.prepare_and_parse_args(self.plugins, args.split())

def setUp(self):
        self.plugins = PluginsRegistry({
            "nginx": self._setupMockPlugin("nginx"),
            "apache": self._setupMockPlugin("apache"),
            "manual": self._setupMockPlugin("manual"),
        })

def _runWithArgs(self, args):
        from certbot._internal.plugins.selection import choose_configurator_plugins
        return choose_configurator_plugins(self._parseArgs(args), self.plugins, "certonly")

def test_noninteractive_configurator(self):
        # For certonly, setting either the nginx or apache configurators should
        # return both an installer and authenticator
        inst, auth = self._runWithArgs("certonly --nginx")
        assert inst.name == "nginx"
        assert auth.name == "nginx"

inst, auth = self._runWithArgs("certonly --apache")
        assert inst.name == "apache"
        assert auth.name == "apache"

def test_noninteractive_inst_arg(self):
        # For certonly, if an installer arg is set, it should be returned as expected
        inst, auth = self._runWithArgs("certonly -a nginx -i nginx")
        assert inst.name == "nginx"
        assert auth.name == "nginx"

inst, auth = self._runWithArgs("certonly -a apache -i apache")
        assert inst.name == "apache"
        assert auth.name == "apache"

# if no installer arg is set (or it's set to none), one shouldn't be returned
        inst, auth = self._runWithArgs("certonly -a nginx")
        assert inst is None
        assert auth.name == "nginx"
        inst, auth = self._runWithArgs("certonly -a nginx -i none")
        assert inst is None
        assert auth.name == "nginx"

inst, auth = self._runWithArgs("certonly -a apache")
        assert inst is None
        assert auth.name == "apache"
        inst, auth = self._runWithArgs("certonly -a apache -i none")
        assert inst is None
        assert auth.name == "apache"

if __name__ == "__main__":
    sys.exit(pytest.main(sys.argv[1:] + [__file__]))  # pragma: no cover

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