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64 lines
1.5 KiB
64 lines
1.5 KiB
4 months ago
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import unittest
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import antlr3
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class TestDFA(unittest.TestCase):
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"""Test case for the DFA class."""
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def setUp(self):
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"""Setup test fixure.
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We need a Recognizer in order to instanciate a DFA.
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"""
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class TRecognizer(antlr3.BaseRecognizer):
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api_version = 'HEAD'
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self.recog = TRecognizer()
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def testInit(self):
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"""DFA.__init__()
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Just a smoke test.
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"""
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dfa = antlr3.DFA(
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self.recog, 1,
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eot=[],
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eof=[],
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min=[],
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max=[],
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accept=[],
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special=[],
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transition=[]
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)
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def testUnpack(self):
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"""DFA.unpack()"""
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self.assertEqual(
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antlr3.DFA.unpack(
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"\1\3\1\4\2\uffff\1\5\22\uffff\1\2\31\uffff\1\6\6\uffff"
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"\32\6\4\uffff\1\6\1\uffff\32\6"
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),
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[ 3, 4, -1, -1, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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6, -1, -1, -1, -1, -1, -1, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
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6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, -1, -1, -1, -1, 6, -1,
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6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
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6, 6, 6, 6, 6
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]
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)
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if __name__ == "__main__":
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unittest.main(testRunner=unittest.TextTestRunner(verbosity=2))
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