1324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverimport antlr3 2324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverimport testbase 3324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverimport unittest 4324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 5324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 6324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverclass t032subrulePredict(testbase.ANTLRTest): 7324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver def setUp(self): 8324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver self.compileGrammar() 9324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 10324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 11324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver def parserClass(self, base): 12324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver class TParser(base): 13324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver def recover(self, input, re): 14324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver # no error recovery yet, just crash! 15324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver raise 16324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 17324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return TParser 18324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 19324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 20324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver def testValid1(self): 21324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver cStream = antlr3.StringStream( 22324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 'BEGIN A END' 23324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver ) 24324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 25324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver lexer = self.getLexer(cStream) 26324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver tStream = antlr3.CommonTokenStream(lexer) 27324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver parser = self.getParser(tStream) 28324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver events = parser.a() 29324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 30324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 31324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver @testbase.broken("DFA tries to look beyond end of rule b", Exception) 32324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver def testValid2(self): 33324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver cStream = antlr3.StringStream( 34324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver ' A' 35324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver ) 36324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 37324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver lexer = self.getLexer(cStream) 38324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver tStream = antlr3.CommonTokenStream(lexer) 39324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver parser = self.getParser(tStream) 40324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver events = parser.b() 41324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 42324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 43324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverif __name__ == '__main__': 44324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver unittest.main() 45