t026actions.py revision 324c4644fee44b9898524c09511bd33c3f12e2df 
1import antlr3
2import testbase
3import unittest
4
5
6class t026actions(testbase.ANTLRTest):
7    def parserClass(self, base):
8        class TParser(base):
9            def __init__(self, *args, **kwargs):
10                base.__init__(self, *args, **kwargs)
11
12                self._errors = []
13                self._output = ""
14
15
16            def capture(self, t):
17                self._output += t
18
19
20            def emitErrorMessage(self, msg):
21                self._errors.append(msg)
22
23
24        return TParser
25
26
27    def lexerClass(self, base):
28        class TLexer(base):
29            def __init__(self, *args, **kwargs):
30                base.__init__(self, *args, **kwargs)
31
32                self._errors = []
33                self._output = ""
34
35
36            def capture(self, t):
37                self._output += t
38
39
40            def emitErrorMessage(self, msg):
41                self._errors.append(msg)
42
43
44        return TLexer
45
46
47    def setUp(self):
48        self.compileGrammar()
49
50
51    def testValid1(self):
52        cStream = antlr3.StringStream('foobar _Ab98 \n A12sdf')
53        lexer = self.getLexer(cStream)
54        tStream = antlr3.CommonTokenStream(lexer)
55        parser = self.getParser(tStream)
56        parser.prog()
57
58        self.assertEqual(
59            parser._output,
60            'init;after;finally;')
61        self.assertEqual(
62            lexer._output,
63            'action;u\'foobar\' 4 1 0 -1 0 0 5;attribute;action;u\'_Ab98\' 4 1 7 -1 0 7 11;attribute;action;u\'A12sdf\' 4 2 1 -1 0 15 20;attribute;')
64
65if __name__ == '__main__':
66    unittest.main()
67