Viewing file:  test_charmapcodec.py (1.77 KB) -rw-r--r--
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""" Python character mapping codec test
This uses the test codec in testcodec.py and thus also tests the
encodings package lookup scheme.
Written by Marc-Andre Lemburg (mal@lemburg.com).
(c) Copyright 2000 Guido van Rossum.
"""#"
import unittest
import codecs
# Register a search function which knows about our codec
def codec_search_function(encoding):
if encoding == 'testcodec':
from test import testcodec
return tuple(testcodec.getregentry())
return None
# test codec's name (see test/testcodec.py)
codecname = 'testcodec'
class CharmapCodecTest(unittest.TestCase):
def setUp(self):
codecs.register(codec_search_function)
self.addCleanup(codecs.unregister, codec_search_function)
def test_constructorx(self):
self.assertEqual(str(b'abc', codecname), 'abc')
self.assertEqual(str(b'xdef', codecname), 'abcdef')
self.assertEqual(str(b'defx', codecname), 'defabc')
self.assertEqual(str(b'dxf', codecname), 'dabcf')
self.assertEqual(str(b'dxfx', codecname), 'dabcfabc')
def test_encodex(self):
self.assertEqual('abc'.encode(codecname), b'abc')
self.assertEqual('xdef'.encode(codecname), b'abcdef')
self.assertEqual('defx'.encode(codecname), b'defabc')
self.assertEqual('dxf'.encode(codecname), b'dabcf')
self.assertEqual('dxfx'.encode(codecname), b'dabcfabc')
def test_constructory(self):
self.assertEqual(str(b'ydef', codecname), 'def')
self.assertEqual(str(b'defy', codecname), 'def')
self.assertEqual(str(b'dyf', codecname), 'df')
self.assertEqual(str(b'dyfy', codecname), 'df')
def test_maptoundefined(self):
self.assertRaises(UnicodeError, str, b'abc\001', codecname)
if __name__ == "__main__":
unittest.main()
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