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Match compiler: Add unit test for C string replacements

This commit is contained in:
Thomas Jarosch 2015-01-09 20:20:14 +01:00
parent 7452613479
commit 027ce0e81f
1 changed files with 32 additions and 1 deletions
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33
tools/test_matchcompiler.py
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@ -29,7 +29,7 @@ class MatchCompilerTest(unittest.TestCase):
self.assertEqual(self.mc.parseMatch(' Token::Match(tok, ";") ', 2), [ self.assertEqual(self.mc.parseMatch(' Token::Match(tok, ";") ', 2), [
'Token::Match(tok, ";")', 'tok', ' ";"']) 'Token::Match(tok, ";")', 'tok', ' ";"'])
self.assertEqual(self.mc.parseMatch(' Token::Match(tok,', 2), None) self.assertEqual(self.mc.parseMatch(' Token::Match(tok,', 2), None)
# multiline Token::Match is not supported yet # multiline Token::Match is not supported yet
self.assertEqual(self.mc.parseMatch(' Token::Match(Token::findsimplematch(tok,")"), ";")', 2), [ self.assertEqual(self.mc.parseMatch(' Token::Match(Token::findsimplematch(tok,")"), ";")', 2), [
'Token::Match(Token::findsimplematch(tok,")"), ";")', 'Token::findsimplematch(tok,")")', ' ";"']) # inner function call 'Token::Match(Token::findsimplematch(tok,")"), ";")', 'Token::findsimplematch(tok,")")', ' ";"']) # inner function call
@ -154,5 +154,36 @@ class MatchCompilerTest(unittest.TestCase):
self.assertEqual(1, len(self.mc._matchStrs)) self.assertEqual(1, len(self.mc._matchStrs))
self.assertEqual(1, self.mc._matchStrs['foobar']) self.assertEqual(1, self.mc._matchStrs['foobar'])
def test_parseStringComparison(self):
input = 'str == "abc"'
res = self.mc._parseStringComparison(input, 5) # offset '5' is chosen as an abritary start offset to look for "
self.assertEqual(2, len(res))
self.assertEqual(7, res[0])
self.assertEqual(12, res[1])
self.assertEqual('str == matchStr', input[:res[0]] + "matchStr" + input[res[1]:])
input = 'str == "a\\"b\\"c"'
res = self.mc._parseStringComparison(input, 5)
self.assertEqual(2, len(res))
self.assertEqual(7, res[0])
self.assertEqual(16, res[1])
self.assertEqual('str == matchStr', input[:res[0]] + "matchStr" + input[res[1]:])
def test_replaceCStrings(self):
# str() ==
input = 'if (tok2->str() == "abc") {'
output = self.mc._replaceCStrings(input)
self.assertEqual("if (tok2->str() == matchStr1) {", output)
# str() !=
input = 'if (tok2->str() != "xyz") {'
output = self.mc._replaceCStrings(input)
self.assertEqual("if (tok2->str() != matchStr2) {", output)
# strAt()
input = 'if (match16(parent->tokAt(-3)) && tok->strAt(1) == ")")'
output = self.mc._replaceCStrings(input)
self.assertEqual('if (match16(parent->tokAt(-3)) && tok->strAt(1) == matchStr3)', output)
if __name__ == '__main__': if __name__ == '__main__':
unittest.main() unittest.main()