def test_pop( self ):
s = StringList( initial = initList )
s1 = s.pop()
self.assertTrue( len(s) == 2 )
self.assertTrue( s1 == "S33")
s1 = s.pop()
self.assertTrue( len(s) == 1 )
self.assertTrue( s1 == "SABC")
s1 = s.pop()
self.assertTrue( len(s) == 0 )
self.assertTrue( s1 == "S1")
self.assertRaises( IndexError , pop_empty )
def last_empty():
s = StringList( initial = initList )
s.pop()
s.pop()
s.pop()
s.last
def pop_empty():
s = StringList( initial = initList )
s.pop()
s.pop()
s.pop()
s.pop()