| import antlr3 |
| import testbase |
| import unittest |
| |
| class t014parser(testbase.ANTLRTest): |
| def setUp(self): |
| self.compileGrammar() |
| |
| |
| def testValid(self): |
| cStream = antlr3.StringStream('var foobar; gnarz(); var blupp; flupp ( ) ;') |
| lexer = self.getLexer(cStream) |
| tStream = antlr3.CommonTokenStream(lexer) |
| parser = self.getParser(tStream) |
| parser.document() |
| |
| self.assertEqual(parser.reportedErrors, []) |
| self.assertEqual(parser.events, |
| [('decl', 'foobar'), ('call', 'gnarz'), |
| ('decl', 'blupp'), ('call', 'flupp')]) |
| |
| |
| def testMalformedInput1(self): |
| cStream = antlr3.StringStream('var; foo();') |
| lexer = self.getLexer(cStream) |
| tStream = antlr3.CommonTokenStream(lexer) |
| parser = self.getParser(tStream) |
| |
| parser.document() |
| |
| # FIXME: currently strings with formatted errors are collected |
| # can't check error locations yet |
| self.assertEqual(len(parser.reportedErrors), 1, parser.reportedErrors) |
| self.assertEqual(parser.events, []) |
| |
| |
| def testMalformedInput2(self): |
| cStream = antlr3.StringStream('var foobar(); gnarz();') |
| lexer = self.getLexer(cStream) |
| tStream = antlr3.CommonTokenStream(lexer) |
| parser = self.getParser(tStream) |
| |
| parser.document() |
| |
| # FIXME: currently strings with formatted errors are collected |
| # can't check error locations yet |
| self.assertEqual(len(parser.reportedErrors), 1, parser.reportedErrors) |
| self.assertEqual(parser.events, [('call', 'gnarz')]) |
| |
| |
| def testMalformedInput3(self): |
| cStream = antlr3.StringStream('gnarz(; flupp();') |
| lexer = self.getLexer(cStream) |
| tStream = antlr3.CommonTokenStream(lexer) |
| parser = self.getParser(tStream) |
| |
| parser.document() |
| |
| # FIXME: currently strings with formatted errors are collected |
| # can't check error locations yet |
| self.assertEqual(len(parser.reportedErrors), 1, parser.reportedErrors) |
| self.assertEqual(parser.events, [('call', 'gnarz'), ('call', 'flupp')]) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
