| PASS header with invalid MIME type is not changed | |
| PASS header with invalid MIME type (empty string) is not changed | |
| PASS known charset but bogus header - missing MIME type | |
| PASS bogus charset and bogus header - missing MIME type | |
| PASS If charset= param is UTF-8 (case-insensitive), it should not be changed | |
| PASS If no charset= param is given, implementation should not add one - unknown MIME | |
| PASS If no charset= param is given, implementation should not add one - known MIME | |
| PASS If no charset= param is given, implementation should not add one - known MIME, unknown param, two spaces | |
| PASS charset given but wrong, fix it (unknown MIME, bogus charset) | |
| PASS If charset= param is UTF-8 (case-insensitive), it should not be changed (bogus charset) | |
| PASS charset given but wrong, fix it (known MIME, actual charset) | |
| PASS Multiple non-UTF-8 charset parameters deduplicate, bogus parameter dropped | |
| PASS No content type set, give MIME and charset | |
| PASS charset with leading space that is UTF-8 does change | |
| PASS charset with trailing space that is UTF-8 does not change | |
| PASS charset in double quotes that is UTF-8 does not change | |
| PASS charset in double quotes with space | |
| PASS charset in double quotes with backslashes that is UTF-8 does not change | |
| PASS unknown parameters need to be preserved | |