def test_lzwdecode_garbage():
# Sometimes, there's garbage at the end of the data like space characters and newline. If a code
# can't be found in the table, don't raise an Index error, but just return what has been decoded
# yet.
eq_(lzw.lzwdecode(b'\x80\x0b\x60\x50\x22\x0c\x0c\x85\x01\xff\xff'),
b'\x2d\x2d\x2d\x2d\x2d\x41\x2d\x2d\x2d\x42')
def test_lzwdecode_invalid():
# Sometimes, the data is simply invalid, which leads us to try to read the character table when
# there's none. Just return nothing.
eq_(lzw.lzwdecode(b'\x80\x80\r\n'), b'')
def test_lzwdecode(self):
assert_equal(lzwdecode(b'\x80\x0b\x60\x50\x22\x0c\x0c\x85\x01'),
b'\x2d\x2d\x2d\x2d\x2d\x41\x2d\x2d\x2d\x42')
def test_lzwdecode():
eq_(lzw.lzwdecode(b'\x80\x0b\x60\x50\x22\x0c\x0c\x85\x01'),
b'\x2d\x2d\x2d\x2d\x2d\x41\x2d\x2d\x2d\x42')
def test_lzwdecode_invalid():
# Sometimes, the data is simply invalid, which leads us to try to read the character table when
# there's none. Just return nothing.
eq_(lzw.lzwdecode(b'\x80\x80\r\n'), b'')
def test_lzwdecode_garbage():
# Sometimes, there's garbage at the end of the data like space characters and newline. If a code
# can't be found in the table, don't raise an Index error, but just return what has been decoded
# yet.
eq_(lzw.lzwdecode(b'\x80\x0b\x60\x50\x22\x0c\x0c\x85\x01\xff\xff'), b'\x2d\x2d\x2d\x2d\x2d\x41\x2d\x2d\x2d\x42')
def test_lzwdecode():
eq_(lzw.lzwdecode(b'\x80\x0b\x60\x50\x22\x0c\x0c\x85\x01'), b'\x2d\x2d\x2d\x2d\x2d\x41\x2d\x2d\x2d\x42')
def test_lzwdecode_corrupt(self):
"""Test lzwdecode gracefully ignores corrupt data"""
self.assertEqual(self.decoded, lzwdecode('\x80\x0b\x60\x50\x22\x0c\x0c\x85\x01\xff\xff'))
self.assertEqual('', lzwdecode('\x80\x80\r\n'))
def test_lzwdecode(self):
"""Test LZW decoder"""
self.assertEqual(self.decoded, lzwdecode('\x80\x0b\x60\x50\x22\x0c\x0c\x85\x01'))