src/leap/common/tests/test_check.py

   1 # -*- coding: utf-8 -*-
   2 # test_check.py
   3 # Copyright (C) 2013 LEAP
   4 #
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 """
  18 Tests for:
  19     * leap/common/check.py
  20 """
  21 try:
  22     import unittest2 as unittest
  23 except ImportError:
  24     import unittest
  25
  26 import mock
  27
  28 from leap.common import check
  29
  30
  31 class CheckTests(unittest.TestCase):
  32     def test_raises_on_false_condition(self):
  33         with self.assertRaises(AssertionError):
  34             check.leap_assert(False, "Condition")
  35
  36     def test_raises_on_none_condition(self):
  37         with self.assertRaises(AssertionError):
  38             check.leap_assert(None, "Condition")
  39
  40     def test_suceeds_with_good_condition(self):
  41         check.leap_assert(True, "")
  42
  43     def test_raises_on_bad_type(self):
  44         with self.assertRaises(AssertionError):
  45             check.leap_assert_type(42, str)
  46
  47     def test_succeeds_on_good_type(self):
  48         check.leap_assert_type(42, int)
  49
  50     @mock.patch("traceback.extract_stack", mock.MagicMock(return_value=None))
  51     def test_does_not_raise_on_bug(self):
  52         with self.assertRaises(AssertionError):
  53             check.leap_assert(False, "")