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# coding=utf-8
#
# fysom - pYthOn Finite State Machine - this is a port of Jake
# Gordon's javascript-state-machine to python
# https://github.com/jakesgordon/javascript-state-machine
#
# Copyright (C) 2011 Mansour Behabadi <mansour@oxplot.com>, Jake Gordon
# and other contributors
#
# 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.
#
import unittest
from fysom import Fysom
class FysomFinishedStateTests(unittest.TestCase):
def test_it_should_indicate_whether_fsm_in_finished_state(self):
fsm = Fysom({
'initial': 'green',
'final': 'red',
'events': [
{'name': 'warn', 'src': 'green', 'dst': 'yellow'},
{'name': 'panic', 'src': 'yellow', 'dst': 'red'},
{'name': 'calm', 'src': 'red', 'dst': 'yellow'},
{'name': 'clear', 'src': 'yellow', 'dst': 'green'}
]
})
self.assertFalse(fsm.is_finished())
fsm.warn()
self.assertFalse(fsm.is_finished())
fsm.panic()
self.assertTrue(fsm.is_finished())
def test_never_finished_if_final_is_unspecified(self):
fsm = Fysom({
'initial': 'green',
'events': [
{'name': 'warn', 'src': 'green', 'dst': 'yellow'},
{'name': 'panic', 'src': 'yellow', 'dst': 'red'},
{'name': 'calm', 'src': 'red', 'dst': 'yellow'},
{'name': 'clear', 'src': 'yellow', 'dst': 'green'}
]
})
self.assertFalse(fsm.is_finished())
fsm.warn()
self.assertFalse(fsm.is_finished())
fsm.panic()
self.assertFalse(fsm.is_finished())
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