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from fontTools.voltLib.error import VoltLibError
from fontTools.voltLib.lexer import Lexer
import unittest
def lex(s):
return [(typ, tok) for (typ, tok, _) in Lexer(s, "test.vtp")]
class LexerTest(unittest.TestCase):
def __init__(self, methodName):
unittest.TestCase.__init__(self, methodName)
def test_empty(self):
self.assertEqual(lex(""), [])
self.assertEqual(lex("\t"), [])
def test_string(self):
self.assertEqual(
lex('"foo" "bar"'), [(Lexer.STRING, "foo"), (Lexer.STRING, "bar")]
)
self.assertRaises(VoltLibError, lambda: lex('"foo\n bar"'))
def test_name(self):
self.assertEqual(
lex("DEF_FOO bar.alt1"), [(Lexer.NAME, "DEF_FOO"), (Lexer.NAME, "bar.alt1")]
)
def test_number(self):
self.assertEqual(lex("123 -456"), [(Lexer.NUMBER, 123), (Lexer.NUMBER, -456)])
if __name__ == "__main__":
import sys
sys.exit(unittest.main())
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