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# Copyright (C) 2009, Tutorius.org
# Copyright (C) 2009, Michael Janelle-Montcalm <michael.jmontcalm@gmail.com>
# Copyright (C) 2009, Vincent Vinet <vince.vinet@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""
Action tests
The behavior of the actions must be tested here.
"""
import unittest
from sugar.tutorius.actions import *
class PropertyAction(Action):
def __init__(self, na):
self._a = na
def set_a(self, na):
self._a = na
def get_a(self):
return self._a
a = property(fget=get_a, fset=set_a)
class PropsTest(unittest.TestCase):
def test_get_properties(self):
prop = PropertyAction(8)
assert prop.get_properties() == ['a'], "Action does not contain property 'a'"
class CountAction(Action):
"""
This action counts how many times it's do and undo methods get called
"""
def __init__(self):
self.do_count = 0
self.undo_count = 0
class ChainTester(Action):
def __init__(self, witness):
self._witness = witness
def do(self, **kwargs):
self._witness.append([self,"do"])
def undo(self):
self._witness.append([self,"undo"])
class ChainActionTest(unittest.TestCase):
"""Tester for ChainAction"""
def test_empty(self):
"""If the expected empty behavior (do nothing) changes
and starts throwing exceptions, this will flag it"""
a = ChainAction()
a.do()
a.undo()
def test_order(self):
witness = []
first = ChainTester(witness)
second = ChainTester(witness)
c = ChainAction(first, second)
assert witness == [], "Actions should not be triggered on init"""
c.do()
assert witness[0][0] is first, "First triggered action must be 'first'"
assert witness[0][1] is "do", "Action do() should be triggered"
assert witness[1][0] is second, "second triggered action must be 'second'"
assert witness[1][1] is "do", "Action do() should be triggered"
assert len(witness) is 2, "Two actions should give 2 do's"
#empty the witness list
while len(witness):
rm = witness.pop()
c.undo()
assert witness[1][0] is first, "second triggered action must be 'first'"
assert witness[1][1] is "undo", "Action undo() should be triggered"
assert witness[0][0] is second, "first triggered action must be 'second'"
assert witness[0][1] is "undo", "Action undo() should be triggered"
assert len(witness) is 2, "Two actions should give 2 undo's"
if __name__ == "__main__":
unittest.main()
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