Source code for b3j0f.utils.test.chaining

#!/usr/bin/env python
# -*- coding: utf-8 -*-

# --------------------------------------------------------------------
# The MIT License (MIT)
#
# Copyright (c) 2014 Jonathan Labéjof <jonathan.labejof@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# --------------------------------------------------------------------

from unittest import main

from ..ut import UTCase
from ..chaining import Chaining, ListChaining


[docs]class ChainingTest(UTCase): """ Test Chaining object. """
[docs] def setUp(self): """ Initialize object to embed into a Chaining. """ self.content = None self.chaining = Chaining(self.content)
[docs] def test_empty(self): """ Test Chaining result without calls """ results = self.chaining[:] self.assertFalse(results)
[docs] def test_one(self): """ Test one chaining of calls. """ self.chaining.__hash__() results = self.chaining[:] self.assertEqual(len(results), 1) self.assertEqual(results[0], hash(self.content)) result = self.chaining[0] self.assertEqual(result, hash(self.content))
[docs] def test_many(self): """ Test several chaining of calls. """ self.chaining.__hash__().__repr__() results = self.chaining[:] self.assertEqual(len(results), 2) self.assertEqual(results[0], hash(self.content)) self.assertEqual(results[1], repr(self.content)) self.assertEqual(results[-1], repr(self.content)) first_result = self.chaining[0] self.assertEqual(first_result, hash(self.content)) second_result = self.chaining[1] self.assertEqual(second_result, repr(self.content)) last_result = self.chaining[-1] self.assertEqual(last_result, repr(self.content))
[docs] def test_exception(self): """ Test when an exception occured. """ self.assertRaises( AttributeError, lambda: self.chaining.raiseexception )
[docs]class ListChainingTest(UTCase): """ Test ListChaining object. """
[docs] def setUp(self): """ Initialize object to embed into a Chaining. """ self.content = [None, ''] self.chaining = ListChaining(*self.content)
[docs] def test_empty(self): """ Test Chaining result without calls """ results = self.chaining[:] self.assertFalse(results)
[docs] def test_one(self): """ Test one chaining of calls. """ self.chaining.__hash__() results = self.chaining[:] self.assertEqual(len(results), 1) self.assertEqual( results[0], [hash(self.content[0]), hash(self.content[1])] ) result = self.chaining[0] self.assertEqual(result[0], hash(self.content[0])) self.assertEqual(result[1], hash(self.content[1]))
[docs] def test_many(self): """ Test several chaining of calls. """ self.chaining.__hash__().__repr__() results = self.chaining[:] self.assertEqual(len(results), 2) self.assertEqual( results[0], [hash(self.content[0]), hash(self.content[1])] ) self.assertEqual( results[1], [repr(self.content[0]), repr(self.content[1])] ) self.assertEqual( results[-1], [repr(self.content[0]), repr(self.content[1])] ) first_result = self.chaining[0] self.assertEqual( first_result, [hash(self.content[0]), hash(self.content[1])] ) second_result = self.chaining[1] self.assertEqual( second_result, [repr(self.content[0]), repr(self.content[1])] ) last_result = self.chaining[-1] self.assertEqual( last_result, [repr(self.content[0]), repr(self.content[1])] )
[docs] def test_exception(self): """ Test when an exception occured. """ self.chaining.upper() results = self.chaining[:] self.assertEqual(len(results), 1) self.assertIsInstance(results[0][0], Exception) self.assertEqual(results[0][1], self.content[1].upper())
if __name__ == '__main__': main()