xref: /aosp_15_r20/external/antlr/runtime/Python/tests/t021hoist.py (revision 16467b971bd3e2009fad32dd79016f2c7e421deb)
1*16467b97STreehugger Robotimport os
2*16467b97STreehugger Robotimport sys
3*16467b97STreehugger Robotimport antlr3
4*16467b97STreehugger Robotimport testbase
5*16467b97STreehugger Robotimport unittest
6*16467b97STreehugger Robot
7*16467b97STreehugger Robot
8*16467b97STreehugger Robotclass t021hoist(testbase.ANTLRTest):
9*16467b97STreehugger Robot    def setUp(self):
10*16467b97STreehugger Robot        self.compileGrammar()
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13*16467b97STreehugger Robot    def testValid1(self):
14*16467b97STreehugger Robot        cStream = antlr3.StringStream('enum')
15*16467b97STreehugger Robot        lexer = self.getLexer(cStream)
16*16467b97STreehugger Robot        tStream = antlr3.CommonTokenStream(lexer)
17*16467b97STreehugger Robot        parser = self.getParser(tStream)
18*16467b97STreehugger Robot        parser.enableEnum = True
19*16467b97STreehugger Robot        enumIs = parser.stat()
20*16467b97STreehugger Robot
21*16467b97STreehugger Robot        assert enumIs == 'keyword', repr(enumIs)
22*16467b97STreehugger Robot
23*16467b97STreehugger Robot
24*16467b97STreehugger Robot    def testValid2(self):
25*16467b97STreehugger Robot        cStream = antlr3.StringStream('enum')
26*16467b97STreehugger Robot        lexer = self.getLexer(cStream)
27*16467b97STreehugger Robot        tStream = antlr3.CommonTokenStream(lexer)
28*16467b97STreehugger Robot        parser = self.getParser(tStream)
29*16467b97STreehugger Robot        parser.enableEnum = False
30*16467b97STreehugger Robot        enumIs = parser.stat()
31*16467b97STreehugger Robot
32*16467b97STreehugger Robot        assert enumIs == 'ID', repr(enumIs)
33*16467b97STreehugger Robot
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36*16467b97STreehugger Robotif __name__ == '__main__':
37*16467b97STreehugger Robot    unittest.main()
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