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testBranch.py
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import unittest
from electric import BranchEvent, ANDHubEvent, ORHubEvent
class BranchEventsTest( unittest.TestCase ):
def setUp( self ):
self.event1 = BranchEvent()
self.event2 = BranchEvent()
self.event3 = BranchEvent()
def test_is_set_and_clear( self ):
self.assertFalse( self.event1.is_set() )
self.event1.set()
self.assertTrue( self.event1.is_set() )
self.event1.clear()
self.assertFalse( self.event1.is_set() )
def test_add( self ):
self.event1.add_link( self.event2 )
def test_remove( self ):
with self.assertRaises( ValueError ):
self.event1.remove_link( self.event2 )
self.event1.add_link( self.event2 )
self.event1.remove_link( self.event2 )
def test_links_no_lateral( self ):
self.event1.add_link( self.event2 )
self.event1.add_link( self.event3 )
self.assertFalse( self.event1.is_set() )
self.assertFalse( self.event2.is_set() )
def test_1_to_2( self ):
self.event1.add_link( self.event2 )
self.event1.add_link( self.event3 )
self.event1.set()
self.assertTrue( self.event2.is_set() )
self.assertTrue( self.event3.is_set() )
self.event1.clear()
self.assertFalse( self.event2.is_set() )
self.assertFalse( self.event3.is_set() )
def test_transitive( self ):
self.event1.add_link( self.event2 )
self.event2.add_link( self.event3 )
self.event1.set()
self.assertTrue( self.event2.is_set() )
self.assertTrue( self.event3.is_set() )
self.event1.clear()
self.assertFalse( self.event2.is_set() )
self.assertFalse( self.event3.is_set() )
def test_no_duplicates( self ):
self.event1.add_link( self.event2 )
self.event1.add_link( self.event2 )
self.event1.remove_link( self.event2 )
with self.assertRaises( ValueError ):
self.event1.remove_link( self.event2 )
if __name__ == '__main__':
unittest.main()