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Tests. Well, test.

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John Doty 2024-06-15 06:14:37 -07:00
parent 3483d99a7d
commit fb2dff51df
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tests/__init__.py Normal file
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tests/test_grammar.py Normal file
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import parser
import pytest
def test_conflicting_names():
"""Terminals and nonterminals can have the same name."""
IDENTIFIER = parser.Terminal("Identifier")
class TestGrammar(parser.Grammar):
start = "Identifier"
@parser.rule("Identifier")
def identifier(self):
return IDENTIFIER
with pytest.raises(ValueError):
TestGrammar().build_table()