xref: /aosp_15_r20/external/antlr/runtime/Python/tests/t025lexerRulePropertyRef.py (revision 16467b971bd3e2009fad32dd79016f2c7e421deb)
1*16467b97STreehugger Robotimport antlr3
2*16467b97STreehugger Robotimport testbase
3*16467b97STreehugger Robotimport unittest
4*16467b97STreehugger Robot
5*16467b97STreehugger Robot
6*16467b97STreehugger Robotclass t025lexerRulePropertyRef(testbase.ANTLRTest):
7*16467b97STreehugger Robot    def setUp(self):
8*16467b97STreehugger Robot        self.compileGrammar()
9*16467b97STreehugger Robot
10*16467b97STreehugger Robot
11*16467b97STreehugger Robot    def testValid1(self):
12*16467b97STreehugger Robot        stream = antlr3.StringStream('foobar _Ab98 \n A12sdf')
13*16467b97STreehugger Robot        lexer = self.getLexer(stream)
14*16467b97STreehugger Robot
15*16467b97STreehugger Robot        while True:
16*16467b97STreehugger Robot            token = lexer.nextToken()
17*16467b97STreehugger Robot            if token.type == antlr3.EOF:
18*16467b97STreehugger Robot                break
19*16467b97STreehugger Robot
20*16467b97STreehugger Robot        assert len(lexer.properties) == 3, lexer.properties
21*16467b97STreehugger Robot
22*16467b97STreehugger Robot        text, type, line, pos, index, channel, start, stop = lexer.properties[0]
23*16467b97STreehugger Robot        assert text == 'foobar', lexer.properties[0]
24*16467b97STreehugger Robot        assert type == self.lexerModule.IDENTIFIER, lexer.properties[0]
25*16467b97STreehugger Robot        assert line == 1, lexer.properties[0]
26*16467b97STreehugger Robot        assert pos == 0, lexer.properties[0]
27*16467b97STreehugger Robot        assert index == -1, lexer.properties[0]
28*16467b97STreehugger Robot        assert channel == antlr3.DEFAULT_CHANNEL, lexer.properties[0]
29*16467b97STreehugger Robot        assert start == 0, lexer.properties[0]
30*16467b97STreehugger Robot        assert stop == 5, lexer.properties[0]
31*16467b97STreehugger Robot
32*16467b97STreehugger Robot        text, type, line, pos, index, channel, start, stop = lexer.properties[1]
33*16467b97STreehugger Robot        assert text == '_Ab98', lexer.properties[1]
34*16467b97STreehugger Robot        assert type == self.lexerModule.IDENTIFIER, lexer.properties[1]
35*16467b97STreehugger Robot        assert line == 1, lexer.properties[1]
36*16467b97STreehugger Robot        assert pos == 7, lexer.properties[1]
37*16467b97STreehugger Robot        assert index == -1, lexer.properties[1]
38*16467b97STreehugger Robot        assert channel == antlr3.DEFAULT_CHANNEL, lexer.properties[1]
39*16467b97STreehugger Robot        assert start == 7, lexer.properties[1]
40*16467b97STreehugger Robot        assert stop == 11, lexer.properties[1]
41*16467b97STreehugger Robot
42*16467b97STreehugger Robot        text, type, line, pos, index, channel, start, stop = lexer.properties[2]
43*16467b97STreehugger Robot        assert text == 'A12sdf', lexer.properties[2]
44*16467b97STreehugger Robot        assert type == self.lexerModule.IDENTIFIER, lexer.properties[2]
45*16467b97STreehugger Robot        assert line == 2, lexer.properties[2]
46*16467b97STreehugger Robot        assert pos == 1, lexer.properties[2]
47*16467b97STreehugger Robot        assert index == -1, lexer.properties[2]
48*16467b97STreehugger Robot        assert channel == antlr3.DEFAULT_CHANNEL, lexer.properties[2]
49*16467b97STreehugger Robot        assert start == 15, lexer.properties[2]
50*16467b97STreehugger Robot        assert stop == 20, lexer.properties[2]
51*16467b97STreehugger Robot
52*16467b97STreehugger Robot
53*16467b97STreehugger Robotif __name__ == '__main__':
54*16467b97STreehugger Robot    unittest.main()
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