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-rw-r--r--runtime/Python/tests/t032subrulePredict.py44
1 files changed, 44 insertions, 0 deletions
diff --git a/runtime/Python/tests/t032subrulePredict.py b/runtime/Python/tests/t032subrulePredict.py
new file mode 100644
index 0000000..7b62add
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+++ b/runtime/Python/tests/t032subrulePredict.py
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+import antlr3
+import testbase
+import unittest
+
+
+class t032subrulePredict(testbase.ANTLRTest):
+ def setUp(self):
+ self.compileGrammar()
+
+
+ def parserClass(self, base):
+ class TParser(base):
+ def recover(self, input, re):
+ # no error recovery yet, just crash!
+ raise
+
+ return TParser
+
+
+ def testValid1(self):
+ cStream = antlr3.StringStream(
+ 'BEGIN A END'
+ )
+
+ lexer = self.getLexer(cStream)
+ tStream = antlr3.CommonTokenStream(lexer)
+ parser = self.getParser(tStream)
+ events = parser.a()
+
+
+ @testbase.broken("DFA tries to look beyond end of rule b", Exception)
+ def testValid2(self):
+ cStream = antlr3.StringStream(
+ ' A'
+ )
+
+ lexer = self.getLexer(cStream)
+ tStream = antlr3.CommonTokenStream(lexer)
+ parser = self.getParser(tStream)
+ events = parser.b()
+
+
+if __name__ == '__main__':
+ unittest.main()