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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: d8e34a6517398e463ab4603caa9c4907d4731ade authored by jgraham on 17 April 2018, 09:34:04 UTC
Merge branch 'master' into gecko/1453415
Tip revision: d8e34a6
unsupported-encodings.html 
<!DOCTYPE html>
<title>Encoding API: unsupported encodings</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/decoding-helpers.js"></script>
<script>

// Attempting to decode '<' as UTF-7 (+AD4) ends up as '+AD4'.
['UTF-7', 'utf-7'].forEach(label => {
  decode_test(label, '+AD4', 'U+002B/U+0041/U+0044/U+0034',
              `${label} should not be supported`);
});

// UTF-32 will be detected as UTF-16LE if leading BOM, or windows-1252 otherwise.
['UTF-32', 'utf-32', 'UTF-32LE', 'utf-32le'].forEach(label => {
  decode_test(label,
              '%FF%FE%00%00%41%00%00%00%42%00%00%00',
              'U+0000/U+0041/U+0000/U+0042/U+0000',
              `${label} with BOM should decode as UTF-16LE`);

  decode_test(label,
              '%41%00%00%00%42%00%00%00',
              'U+0041/U+0000/U+0000/U+0000/U+0042/U+0000/U+0000/U+0000',
              `${label} with no BOM should decode as windows-1252`);;
});
['UTF-32be', 'utf-32be'].forEach(label => {
  decode_test(label,
            '%00%00%00%41%00%00%00%42',
            'U+0000/U+0000/U+0000/U+0041/U+0000/U+0000/U+0000/U+0042',
            `${label} with no BOM should decode as windows-1252`);

  decode_test(label,
              '%00%00%FE%FF%00%00%00%41%00%00%00%42',
              'U+0000/U+0000/U+00FE/U+00FF/U+0000/U+0000/U+0000/U+0041/U+0000/U+0000/U+0000/U+0042',
              `${label} with BOM should decode as windows-1252`);
});
</script>
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