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import antlr3
import testbase
import unittest
class t039labels(testbase.ANTLRTest):
def setUp(self):
self.compileGrammar()
def lexerClass(self, base):
class TLexer(base):
def recover(self, input, re):
# no error recovery yet, just crash!
raise
return TLexer
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(
'a, b, c, 1, 2 A FOOBAR GNU1 A BLARZ'
)
lexer = self.getLexer(cStream)
tStream = antlr3.CommonTokenStream(lexer)
parser = self.getParser(tStream)
ids, w = parser.a()
assert len(ids) == 6, ids
assert ids[0].text == 'a', ids[0]
assert ids[1].text == 'b', ids[1]
assert ids[2].text == 'c', ids[2]
assert ids[3].text == '1', ids[3]
assert ids[4].text == '2', ids[4]
assert ids[5].text == 'A', ids[5]
assert w.text == 'GNU1', w
if __name__ == '__main__':
unittest.main()
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