153 lines
7.5 KiB
Python
153 lines
7.5 KiB
Python
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#!/usr/bin/python
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#
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# Cppcheck - A tool for static C/C++ code analysis
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# Copyright (C) 2007-2013 Daniel Marjamaeki and Cppcheck team.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import unittest
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import matchcompiler
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class MatchCompilerTest(unittest.TestCase):
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def setUp(self):
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self.mc = matchcompiler.MatchCompiler(verify_mode=False)
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def _assertEquals(self, actual, expected):
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if actual != expected:
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print ('Assertion failed:')
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print ('"' + actual + '"')
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print ('"' + expected + '"')
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assert actual == expected
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def test_parseMatch(self):
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self._assertEquals(self.mc.parseMatch(' Token::Match(tok, ";") ',2), ['Token::Match(tok, ";")','tok',' ";"'])
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self._assertEquals(self.mc.parseMatch(' Token::Match(tok,', 2), None) # multiline Token::Match is not supported yet
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self._assertEquals(self.mc.parseMatch(' Token::Match(Token::findsimplematch(tok,")"), ";")', 2), ['Token::Match(Token::findsimplematch(tok,")"), ";")', 'Token::findsimplematch(tok,")")', ' ";"']) # inner function call
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def test_replaceTokenMatch(self):
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input = 'if (Token::Match(tok, "foobar")) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match1(tok)) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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input = 'if (Token::Match(tok->next()->next(), "foobar %type% %num%")) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match2(tok->next()->next())) {')
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self._assertEquals(2, len(self.mc._matchStrs))
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input = 'if (Token::Match(tok, "foo\"special\"bar %num%")) {'
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output = self.mc._replaceTokenMatch(input)
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# FIXME: Currently detected as non-static pattern
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self._assertEquals(output, 'if (Token::Match(tok, "foo"special"bar %num%")) {')
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# self._assertEquals(3, len(self.mc._matchStrs))
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def test_replaceTokenMatchWithVarId(self):
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input = 'if (Token::Match(tok, "foobar %varid%", 123)) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match1(tok, 123)) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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input = 'if (Token::Match(tok->next()->next(), "%varid% foobar", tok->varId())) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match2(tok->next()->next(), tok->varId())) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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input = 'if (Token::Match(tok, "foo\"special\"bar %type% %varid%", my_varid_cache)) {'
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output = self.mc._replaceTokenMatch(input)
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# FIXME: Currently detected as non-static pattern
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self._assertEquals(output, 'if (Token::Match(tok, "foo"special"bar %type% %varid%", my_varid_cache)) {')
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# self._assertEquals(1, len(self.mc._matchStrs))
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# test caching: reuse existing matchX()
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input = 'if (Token::Match(tok, "foobar %varid%", 123)) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match1(tok, 123)) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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# two in one line
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input = 'if (Token::Match(tok, "foobar2 %varid%", 123) || Token::Match(tok, "%type% %varid%", 123)) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match3(tok, 123) || match4(tok, 123)) {')
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self._assertEquals(3, len(self.mc._matchStrs))
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def test_replaceTokenSimpleMatch(self):
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input = 'if (Token::simpleMatch(tok, "foobar")) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match1(tok)) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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input = 'if (Token::simpleMatch(tok->next()->next(), "foobar")) {'
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output = self.mc._replaceTokenMatch(input)
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self._assertEquals(output, 'if (match1(tok->next()->next())) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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input = 'if (Token::simpleMatch(tok, "foo\"special\"bar")) {'
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output = self.mc._replaceTokenMatch(input)
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# FIXME: Currently detected as non-static pattern
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self._assertEquals(output, 'if (Token::simpleMatch(tok, "foo\"special\"bar")) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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def test_replaceTokenFindSimpleMatch(self):
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input = 'if (Token::findsimplematch(tok, "foobar")) {'
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output = self.mc._replaceTokenFindMatch(input)
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self._assertEquals(output, 'if (findmatch1(tok)) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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input = 'if (Token::findsimplematch(tok->next()->next(), "foobar", tok->link())) {'
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output = self.mc._replaceTokenFindMatch(input)
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self._assertEquals(output, 'if (findmatch2(tok->next()->next(), tok->link())) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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input = 'if (Token::findsimplematch(tok, "foo\"special\"bar")) {'
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output = self.mc._replaceTokenFindMatch(input)
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# FIXME: Currently detected as non-static pattern
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self._assertEquals(output, 'if (Token::findsimplematch(tok, "foo\"special\"bar")) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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def test_replaceTokenFindMatch(self):
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input = 'if (Token::findmatch(tok, "foobar")) {'
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output = self.mc._replaceTokenFindMatch(input)
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self._assertEquals(output, 'if (findmatch1(tok)) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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# findmatch with varid
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input = 'if (Token::findmatch(tok, "foobar %varid%", tok->varId())) {'
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output = self.mc._replaceTokenFindMatch(input)
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self._assertEquals(output, 'if (findmatch2(tok, tok->varId())) {')
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self._assertEquals(1, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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# findmatch with end token
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input = 'if (Token::findmatch(tok->next()->next(), "foobar %type%", tok->link())) {'
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output = self.mc._replaceTokenFindMatch(input)
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self._assertEquals(output, 'if (findmatch3(tok->next()->next(), tok->link())) {')
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self._assertEquals(2, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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# findmatch with end token and varid
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input = 'if (Token::findmatch(tok->next()->next(), "foobar %type% %varid%", tok->link(), 123)) {'
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output = self.mc._replaceTokenFindMatch(input)
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self._assertEquals(output, 'if (findmatch4(tok->next()->next(), tok->link(), 123)) {')
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self._assertEquals(2, len(self.mc._matchStrs))
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self._assertEquals(1, self.mc._matchStrs['foobar'])
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if __name__ == '__main__':
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unittest.main()
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