import unittest
import os
import tokenize
import ast


ALL_NAMES = [
    ['/home/haypo/prog/python/master/Lib/test/test_pprint.py'],
    ['/home/haypo/prog/python/master/Lib/test/test_wsgiref.py'],
    ['/home/haypo/prog/python/master/Lib/test/test_yield_from.py'],
    ['/home/haypo/prog/python/master/Lib/test/coding20731.py'],
]
NEXT = iter(ALL_NAMES).__next__


class DirectoryTestCase(unittest.TestCase):
    def test_files(self):
        names = NEXT()
        for filename in names:
            with tokenize.open(filename) as pyfile:
                source = pyfile.read()
            compile(source, "filename", "exec", ast.PyCF_ONLY_AST)


if __name__ == '__main__':
    unittest.main()