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#! /usr/bin/env python

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

#

# test_parser.py

import parser, traceback

_numFailed = 0

def testChunk(t, fileName):

global _numFailed

print '----', fileName,

try:

ast = parser.suite(t)

tup = parser.ast2tuple(ast)

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

# against a large source file like Tkinter.py.

ast = None

new = parser.tuple2ast(tup)

except parser.ParserError, err:

print

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

traceback.print_exc()

_numFailed = _numFailed + 1

else:

if tup != parser.ast2tuple(new):

print

print 'parser module failed on input file', fileName

_numFailed = _numFailed + 1

else:

print 'o.k.'

def testFile(fileName):

t = open(fileName).read()

testChunk(t, fileName)

def test():

import sys

args = sys.argv[1:]

if not args:

import glob

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

args.sort()

map(testFile, args)

sys.exit(_numFailed != 0)

if __name__ == '__main__':

test()