xref: /aosp_15_r20/external/antlr/runtime/Python/tests/t019lexer.py (revision 16467b971bd3e2009fad32dd79016f2c7e421deb)
1*16467b97STreehugger Robotimport os
2*16467b97STreehugger Robotimport antlr3
3*16467b97STreehugger Robotimport testbase
4*16467b97STreehugger Robotimport unittest
5*16467b97STreehugger Robot
6*16467b97STreehugger Robotclass t019lexer(testbase.ANTLRTest):
7*16467b97STreehugger Robot    def setUp(self):
8*16467b97STreehugger Robot        self.compileGrammar()
9*16467b97STreehugger Robot
10*16467b97STreehugger Robot
11*16467b97STreehugger Robot    def testValid(self):
12*16467b97STreehugger Robot        inputPath = os.path.splitext(__file__)[0] + '.input'
13*16467b97STreehugger Robot        stream = antlr3.StringStream(open(inputPath).read())
14*16467b97STreehugger Robot        lexer = self.getLexer(stream)
15*16467b97STreehugger Robot
16*16467b97STreehugger Robot        while True:
17*16467b97STreehugger Robot            token = lexer.nextToken()
18*16467b97STreehugger Robot            if token.type == antlr3.EOF:
19*16467b97STreehugger Robot                break
20*16467b97STreehugger Robot
21*16467b97STreehugger Robotif __name__ == '__main__':
22*16467b97STreehugger Robot    unittest.main()
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