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"""Test :mod:`certbot.display.util`."""
import inspect
import socket
import tempfile
import unittest
import mock
import six
from certbot import errors
from certbot import interfaces
from certbot.display import util as display_util
CHOICES = [("First", "Description1"), ("Second", "Description2")]
TAGS = ["tag1", "tag2", "tag3"]
TAGS_CHOICES = [("1", "tag1"), ("2", "tag2"), ("3", "tag3")]
class InputWithTimeoutTest(unittest.TestCase):
"""Tests for certbot.display.util.input_with_timeout."""
@classmethod
def _call(cls, *args, **kwargs):
from certbot.display.util import input_with_timeout
return input_with_timeout(*args, **kwargs)
def test_eof(self):
with tempfile.TemporaryFile("r+") as f:
with mock.patch("certbot.display.util.sys.stdin", new=f):
self.assertRaises(EOFError, self._call)
def test_input(self, prompt=None):
expected = "foo bar"
stdin = six.StringIO(expected + "\n")
with mock.patch("certbot.compat.misc.select.select") as mock_select:
mock_select.return_value = ([stdin], [], [],)
self.assertEqual(self._call(prompt), expected)
@mock.patch("certbot.display.util.sys.stdout")
def test_input_with_prompt(self, mock_stdout):
prompt = "test prompt: "
self.test_input(prompt)
mock_stdout.write.assert_called_once_with(prompt)
mock_stdout.flush.assert_called_once_with()
def test_timeout(self):
stdin = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
stdin.bind(('', 0))
stdin.listen(1)
with mock.patch("certbot.display.util.sys.stdin", stdin):
self.assertRaises(errors.Error, self._call, timeout=0.001)
stdin.close()
class FileOutputDisplayTest(unittest.TestCase):
"""Test stdout display.
Most of this class has to deal with visual output. In order to test how the
functions look to a user, uncomment the test_visual function.
"""
# pylint:disable=too-many-public-methods
def setUp(self):
super(FileOutputDisplayTest, self).setUp()
self.mock_stdout = mock.MagicMock()
self.displayer = display_util.FileDisplay(self.mock_stdout, False)
def test_notification_no_pause(self):
self.displayer.notification("message", False)
string = self.mock_stdout.write.call_args[0][0]
self.assertTrue("message" in string)
def test_notification_pause(self):
input_with_timeout = "certbot.display.util.input_with_timeout"
with mock.patch(input_with_timeout, return_value="enter"):
self.displayer.notification("message", force_interactive=True)
self.assertTrue("message" in self.mock_stdout.write.call_args[0][0])
def test_notification_noninteractive(self):
self._force_noninteractive(self.displayer.notification, "message")
string = self.mock_stdout.write.call_args[0][0]
self.assertTrue("message" in string)
def test_notification_noninteractive2(self):
# The main purpose of this test is to make sure we only call
# logger.warning once which _force_noninteractive checks internally
self._force_noninteractive(self.displayer.notification, "message")
string = self.mock_stdout.write.call_args[0][0]
self.assertTrue("message" in string)
self.assertTrue(self.displayer.skipped_interaction)
self._force_noninteractive(self.displayer.notification, "message2")
string = self.mock_stdout.write.call_args[0][0]
self.assertTrue("message2" in string)
@mock.patch("certbot.display.util."
"FileDisplay._get_valid_int_ans")
def test_menu(self, mock_ans):
mock_ans.return_value = (display_util.OK, 1)
ret = self.displayer.menu("message", CHOICES, force_interactive=True)
self.assertEqual(ret, (display_util.OK, 0))
def test_menu_noninteractive(self):
default = 0
result = self._force_noninteractive(
self.displayer.menu, "msg", CHOICES, default=default)
self.assertEqual(result, (display_util.OK, default))
def test_input_cancel(self):
input_with_timeout = "certbot.display.util.input_with_timeout"
with mock.patch(input_with_timeout, return_value="c"):
code, _ = self.displayer.input("message", force_interactive=True)
self.assertTrue(code, display_util.CANCEL)
def test_input_normal(self):
input_with_timeout = "certbot.display.util.input_with_timeout"
with mock.patch(input_with_timeout, return_value="domain.com"):
code, input_ = self.displayer.input("message", force_interactive=True)
self.assertEqual(code, display_util.OK)
self.assertEqual(input_, "domain.com")
def test_input_noninteractive(self):
default = "foo"
code, input_ = self._force_noninteractive(
self.displayer.input, "message", default=default)
self.assertEqual(code, display_util.OK)
self.assertEqual(input_, default)
def test_input_assertion_fail(self):
# If the call to util.assert_valid_call is commented out, an
# error.Error is raised, otherwise, an AssertionError is raised.
self.assertRaises(Exception, self._force_noninteractive,
self.displayer.input, "message", cli_flag="--flag")
def test_input_assertion_fail2(self):
with mock.patch("certbot.display.util.assert_valid_call"):
self.assertRaises(errors.Error, self._force_noninteractive,
self.displayer.input, "msg", cli_flag="--flag")
def test_yesno(self):
input_with_timeout = "certbot.display.util.input_with_timeout"
with mock.patch(input_with_timeout, return_value="Yes"):
self.assertTrue(self.displayer.yesno(
"message", force_interactive=True))
with mock.patch(input_with_timeout, return_value="y"):
self.assertTrue(self.displayer.yesno(
"message", force_interactive=True))
with mock.patch(input_with_timeout, side_effect=["maybe", "y"]):
self.assertTrue(self.displayer.yesno(
"message", force_interactive=True))
with mock.patch(input_with_timeout, return_value="No"):
self.assertFalse(self.displayer.yesno(
"message", force_interactive=True))
with mock.patch(input_with_timeout, side_effect=["cancel", "n"]):
self.assertFalse(self.displayer.yesno(
"message", force_interactive=True))
with mock.patch(input_with_timeout, return_value="a"):
self.assertTrue(self.displayer.yesno(
"msg", yes_label="Agree", force_interactive=True))
def test_yesno_noninteractive(self):
self.assertTrue(self._force_noninteractive(
self.displayer.yesno, "message", default=True))
@mock.patch("certbot.display.util.input_with_timeout")
def test_checklist_valid(self, mock_input):
mock_input.return_value = "2 1"
code, tag_list = self.displayer.checklist(
"msg", TAGS, force_interactive=True)
self.assertEqual(
(code, set(tag_list)), (display_util.OK, set(["tag1", "tag2"])))
@mock.patch("certbot.display.util.input_with_timeout")
def test_checklist_empty(self, mock_input):
mock_input.return_value = ""
code, tag_list = self.displayer.checklist("msg", TAGS, force_interactive=True)
self.assertEqual(
(code, set(tag_list)), (display_util.OK, set(["tag1", "tag2", "tag3"])))
@mock.patch("certbot.display.util.input_with_timeout")
def test_checklist_miss_valid(self, mock_input):
mock_input.side_effect = ["10", "tag1 please", "1"]
ret = self.displayer.checklist("msg", TAGS, force_interactive=True)
self.assertEqual(ret, (display_util.OK, ["tag1"]))
@mock.patch("certbot.display.util.input_with_timeout")
def test_checklist_miss_quit(self, mock_input):
mock_input.side_effect = ["10", "c"]
ret = self.displayer.checklist("msg", TAGS, force_interactive=True)
self.assertEqual(ret, (display_util.CANCEL, []))
def test_checklist_noninteractive(self):
default = TAGS
code, input_ = self._force_noninteractive(
self.displayer.checklist, "msg", TAGS, default=default)
self.assertEqual(code, display_util.OK)
self.assertEqual(input_, default)
def test_scrub_checklist_input_valid(self):
# pylint: disable=protected-access
indices = [
["1"],
["1", "2", "1"],
["2", "3"],
]
exp = [
set(["tag1"]),
set(["tag1", "tag2"]),
set(["tag2", "tag3"]),
]
for i, list_ in enumerate(indices):
set_tags = set(
self.displayer._scrub_checklist_input(list_, TAGS))
self.assertEqual(set_tags, exp[i])
@mock.patch("certbot.display.util.input_with_timeout")
def test_directory_select(self, mock_input):
args = ["msg", "/var/www/html", "--flag", True]
user_input = "/var/www/html"
mock_input.return_value = user_input
returned = self.displayer.directory_select(*args)
self.assertEqual(returned, (display_util.OK, user_input))
def test_directory_select_noninteractive(self):
default = "/var/www/html"
code, input_ = self._force_noninteractive(
self.displayer.directory_select, "msg", default=default)
self.assertEqual(code, display_util.OK)
self.assertEqual(input_, default)
def _force_noninteractive(self, func, *args, **kwargs):
skipped_interaction = self.displayer.skipped_interaction
with mock.patch("certbot.display.util.sys.stdin") as mock_stdin:
mock_stdin.isatty.return_value = False
with mock.patch("certbot.display.util.logger") as mock_logger:
result = func(*args, **kwargs)
if skipped_interaction:
self.assertFalse(mock_logger.warning.called)
else:
self.assertEqual(mock_logger.warning.call_count, 1)
return result
def test_scrub_checklist_input_invalid(self):
# pylint: disable=protected-access
indices = [
["0"],
["4"],
["tag1"],
["1", "tag1"],
["2", "o"]
]
for list_ in indices:
self.assertEqual(
self.displayer._scrub_checklist_input(list_, TAGS), [])
def test_print_menu(self):
# pylint: disable=protected-access
# This is purely cosmetic... just make sure there aren't any exceptions
self.displayer._print_menu("msg", CHOICES)
self.displayer._print_menu("msg", TAGS)
def test_wrap_lines(self):
# pylint: disable=protected-access
msg = ("This is just a weak test{0}"
"This function is only meant to be for easy viewing{0}"
"Test a really really really really really really really really "
"really really really really long line...".format('\n'))
text = display_util._wrap_lines(msg)
self.assertEqual(text.count('\n'), 3)
def test_get_valid_int_ans_valid(self):
# pylint: disable=protected-access
input_with_timeout = "certbot.display.util.input_with_timeout"
with mock.patch(input_with_timeout, return_value="1"):
self.assertEqual(
self.displayer._get_valid_int_ans(1), (display_util.OK, 1))
ans = "2"
with mock.patch(input_with_timeout, return_value=ans):
self.assertEqual(
self.displayer._get_valid_int_ans(3),
(display_util.OK, int(ans)))
def test_get_valid_int_ans_invalid(self):
# pylint: disable=protected-access
answers = [
["0", "c"],
["4", "one", "C"],
["c"],
]
input_with_timeout = "certbot.display.util.input_with_timeout"
for ans in answers:
with mock.patch(input_with_timeout, side_effect=ans):
self.assertEqual(
self.displayer._get_valid_int_ans(3),
(display_util.CANCEL, -1))
def test_methods_take_force_interactive(self):
# Every IDisplay method implemented by FileDisplay must take
# force_interactive to prevent workflow regressions.
for name in interfaces.IDisplay.names(): # pylint: disable=no-member,no-value-for-parameter
if six.PY2:
getargspec = inspect.getargspec # pylint: disable=no-member
else:
getargspec = inspect.getfullargspec # pylint: disable=no-member
arg_spec = getargspec(getattr(self.displayer, name))
self.assertTrue("force_interactive" in arg_spec.args)
class NoninteractiveDisplayTest(unittest.TestCase):
"""Test non-interactive display. These tests are pretty easy!"""
def setUp(self):
super(NoninteractiveDisplayTest, self).setUp()
self.mock_stdout = mock.MagicMock()
self.displayer = display_util.NoninteractiveDisplay(self.mock_stdout)
def test_notification_no_pause(self):
self.displayer.notification("message", 10)
string = self.mock_stdout.write.call_args[0][0]
self.assertTrue("message" in string)
def test_input(self):
d = "an incomputable value"
ret = self.displayer.input("message", default=d)
self.assertEqual(ret, (display_util.OK, d))
self.assertRaises(errors.MissingCommandlineFlag, self.displayer.input, "message")
def test_menu(self):
ret = self.displayer.menu("message", CHOICES, default=1)
self.assertEqual(ret, (display_util.OK, 1))
self.assertRaises(errors.MissingCommandlineFlag, self.displayer.menu, "message", CHOICES)
def test_yesno(self):
d = False
ret = self.displayer.yesno("message", default=d)
self.assertEqual(ret, d)
self.assertRaises(errors.MissingCommandlineFlag, self.displayer.yesno, "message")
def test_checklist(self):
d = [1, 3]
ret = self.displayer.checklist("message", TAGS, default=d)
self.assertEqual(ret, (display_util.OK, d))
self.assertRaises(errors.MissingCommandlineFlag, self.displayer.checklist, "message", TAGS)
def test_directory_select(self):
default = "/var/www/html"
expected = (display_util.OK, default)
actual = self.displayer.directory_select("msg", default)
self.assertEqual(expected, actual)
self.assertRaises(
errors.MissingCommandlineFlag, self.displayer.directory_select, "msg")
def test_methods_take_kwargs(self):
# Every IDisplay method implemented by NoninteractiveDisplay
# should take **kwargs because every method of FileDisplay must
# take force_interactive which doesn't apply to
# NoninteractiveDisplay.
# Use pylint code for disable to keep on single line under line length limit
for name in interfaces.IDisplay.names(): # pylint: disable=no-member,E1120
method = getattr(self.displayer, name)
# asserts method accepts arbitrary keyword arguments
if six.PY2:
result = inspect.getargspec(method).keywords # pylint: disable=no-member
self.assertFalse(result is None)
else:
result = inspect.getfullargspec(method).varkw # pylint: disable=no-member
self.assertFalse(result is None)
class SeparateListInputTest(unittest.TestCase):
"""Test Module functions."""
def setUp(self):
self.exp = ["a", "b", "c", "test"]
@classmethod
def _call(cls, input_):
from certbot.display.util import separate_list_input
return separate_list_input(input_)
def test_commas(self):
self.assertEqual(self._call("a,b,c,test"), self.exp)
def test_spaces(self):
self.assertEqual(self._call("a b c test"), self.exp)
def test_both(self):
self.assertEqual(self._call("a, b, c, test"), self.exp)
def test_mess(self):
actual = [
self._call(" a , b c \t test"),
self._call(",a, ,, , b c test "),
self._call(",,,,, , a b,,, , c,test"),
]
for act in actual:
self.assertEqual(act, self.exp)
class PlaceParensTest(unittest.TestCase):
@classmethod
def _call(cls, label): # pylint: disable=protected-access
from certbot.display.util import _parens_around_char
return _parens_around_char(label)
def test_single_letter(self):
self.assertEqual("(a)", self._call("a"))
def test_multiple(self):
self.assertEqual("(L)abel", self._call("Label"))
self.assertEqual("(y)es please", self._call("yes please"))
if __name__ == "__main__":
unittest.main() # pragma: no cover