import antlr3
import testbase
import unittest

class t013parser(testbase.ANTLRTest):
    def setUp(self):
        self.compileGrammar()
        
        
    def testValid(self):
        cStream = antlr3.StringStream('foobar')
        lexer = self.getLexer(cStream)
        tStream = antlr3.CommonTokenStream(lexer)
        parser = self.getParser(tStream)
        parser.document()

        assert parser.events == ['before', 'after']
          

if __name__ == '__main__':
    unittest.main()