| #!/usr/bin/env python
|
|
|
| """ Compare the output of two codecs.
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|
|
| (c) Copyright 2005, Marc-Andre Lemburg (mal@lemburg.com).
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|
|
| Licensed to PSF under a Contributor Agreement.
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|
|
| """
|
| import sys
|
|
|
| def compare_codecs(encoding1, encoding2):
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|
|
| print 'Comparing encoding/decoding of %r and %r' % (encoding1, encoding2)
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| mismatch = 0
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| # Check encoding
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| for i in range(sys.maxunicode):
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| u = unichr(i)
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| try:
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| c1 = u.encode(encoding1)
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| except UnicodeError, reason:
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| c1 = '<undefined>'
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| try:
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| c2 = u.encode(encoding2)
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| except UnicodeError, reason:
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| c2 = '<undefined>'
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| if c1 != c2:
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| print ' * encoding mismatch for 0x%04X: %-14r != %r' % \
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| (i, c1, c2)
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| mismatch += 1
|
| # Check decoding
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| for i in range(256):
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| c = chr(i)
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| try:
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| u1 = c.decode(encoding1)
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| except UnicodeError:
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| u1 = u'<undefined>'
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| try:
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| u2 = c.decode(encoding2)
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| except UnicodeError:
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| u2 = u'<undefined>'
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| if u1 != u2:
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| print ' * decoding mismatch for 0x%04X: %-14r != %r' % \
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| (i, u1, u2)
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| mismatch += 1
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| if mismatch:
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| print
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| print 'Found %i mismatches' % mismatch
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| else:
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| print '-> Codecs are identical.'
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|
|
| if __name__ == '__main__':
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| compare_codecs(sys.argv[1], sys.argv[2])
|
