This tests decoding characters in various character sets.
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS decode('mac', '%C3') is 'U+221A'
PASS decode('macintosh', '%C3') is 'U+221A'
PASS decode('MacRoman', '%C3') is 'U+221A'
PASS decode('x-mac-greek', '%B0') is 'U+0391'
PASS decode('x-mac-ukrainian', '%80') is 'U+0410'
PASS decode('x-mac-cyrillic', '%80') is 'U+0410'
PASS decode('mac-cyrillic', '%80') is 'U+0410'
PASS decode('x-mac-centraleurroman', '%81') is 'U+0100'
PASS decode('x-mac-ce', '%81') is 'U+0100'
PASS decode('x-mac-turkish', '%81') is 'U+00C5'
PASS successfullyParsed is true
TEST COMPLETE