1 #! /usr/bin/env python

     2 #  (Force the script to use the latest build.)

     3 #

     4 #  test_parser.py

     5 

     6 import parser, traceback

     7 

     8 _numFailed = 0

     9 

    10 def testChunk(t, fileName):

    11     global _numFailed

    12     print '----', fileName,

    13     try:

    14         ast = parser.suite(t)

    15         tup = parser.ast2tuple(ast)

    16         # this discards the first AST; a huge memory savings when running

    17         # against a large source file like Tkinter.py.

    18         ast = None

    19         new = parser.tuple2ast(tup)

    20     except parser.ParserError, err:

    21         print

    22         print 'parser module raised exception on input file', fileName + ':'

    23         traceback.print_exc()

    24         _numFailed = _numFailed + 1

    25     else:

    26         if tup != parser.ast2tuple(new):

    27             print

    28             print 'parser module failed on input file', fileName

    29             _numFailed = _numFailed + 1

    30         else:

    31             print 'o.k.'

    32 

    33 def testFile(fileName):

    34     t = open(fileName).read()

    35     testChunk(t, fileName)

    36 

    37 def test():

    38     import sys

    39     args = sys.argv[1:]

    40     if not args:

    41         import glob

    42         args = glob.glob("*.py")

    43         args.sort()

    44     map(testFile, args)

    45     sys.exit(_numFailed != 0)

    46 

    47 if __name__ == '__main__':

    48     test()