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54 lines
1.3 KiB
54 lines
1.3 KiB
4 months ago
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import antlr3
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import testbase
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import unittest
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class t039labels(testbase.ANTLRTest):
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def setUp(self):
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self.compileGrammar()
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def lexerClass(self, base):
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class TLexer(base):
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def recover(self, input, re):
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# no error recovery yet, just crash!
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raise
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return TLexer
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def parserClass(self, base):
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class TParser(base):
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def recover(self, input, re):
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# no error recovery yet, just crash!
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raise
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return TParser
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def testValid1(self):
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cStream = antlr3.StringStream(
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'a, b, c, 1, 2 A FOOBAR GNU1 A BLARZ'
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)
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lexer = self.getLexer(cStream)
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tStream = antlr3.CommonTokenStream(lexer)
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parser = self.getParser(tStream)
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ids, w = parser.a()
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self.assertEqual(len(ids), 6, ids)
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self.assertEqual(ids[0].text, 'a', ids[0])
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self.assertEqual(ids[1].text, 'b', ids[1])
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self.assertEqual(ids[2].text, 'c', ids[2])
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self.assertEqual(ids[3].text, '1', ids[3])
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self.assertEqual(ids[4].text, '2', ids[4])
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self.assertEqual(ids[5].text, 'A', ids[5])
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self.assertEqual(w.text, 'GNU1', w)
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if __name__ == '__main__':
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unittest.main()
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