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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
import gtk
from sugar.tutorius.actions import Action, OnceWrapper
from sugar.tutorius.services import ObjectStore
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
def do(self):
self.do_count += 1
def undo(self):
self.undo_count += 1
class BaseActionTests(unittest.TestCase):
def test_do_unimplemented(self):
act = Action()
try:
act.do()
assert False, "do() should trigger a NotImplemented"
except NotImplementedError:
assert True, "do() should trigger a NotImplemented"
def test_undo(self):
act = Action()
act.undo()
assert True, "undo() should never fail on the base action"
class OnceWrapperTests(unittest.TestCase):
def test_onceaction_toggle(self):
"""
Validate that the OnceWrapper wrapper works properly using the
CountAction
"""
act = CountAction()
wrap = OnceWrapper(act)
assert act.do_count == 0, "do() should not have been called in __init__()"
assert act.undo_count == 0, "undo() should not have been called in __init__()"
wrap.undo()
assert act.undo_count == 0, "undo() should not be called if do() has not been called"
wrap.do()
assert act.do_count == 1, "do() should have been called once"
wrap.do()
assert act.do_count == 1, "do() should have been called only once"
wrap.undo()
assert act.undo_count == 1, "undo() should have been called once"
wrap.undo()
assert act.undo_count == 1, "undo() should have been called only once"
if __name__ == "__main__":
unittest.main()
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