11cb0ef41Sopenharmony_ci// META: title=Encoding API: unsupported encodings
21cb0ef41Sopenharmony_ci// META: script=resources/decoding-helpers.js
31cb0ef41Sopenharmony_ci
41cb0ef41Sopenharmony_ci// Attempting to decode '<' as UTF-7 (+AD4) ends up as '+AD4'.
51cb0ef41Sopenharmony_ci['UTF-7', 'utf-7'].forEach(label => {
61cb0ef41Sopenharmony_ci  decode_test(label, '+AD4', 'U+002B/U+0041/U+0044/U+0034',
71cb0ef41Sopenharmony_ci              `${label} should not be supported`);
81cb0ef41Sopenharmony_ci});
91cb0ef41Sopenharmony_ci
101cb0ef41Sopenharmony_ci// UTF-32 will be detected as UTF-16LE if leading BOM, or UTF-8 otherwise (due to XMLHttpRequest).
111cb0ef41Sopenharmony_ci['UTF-32', 'utf-32', 'UTF-32LE', 'utf-32le'].forEach(label => {
121cb0ef41Sopenharmony_ci  decode_test(label,
131cb0ef41Sopenharmony_ci              '%FF%FE%00%00%41%00%00%00%42%00%00%00',
141cb0ef41Sopenharmony_ci              'U+0000/U+0041/U+0000/U+0042/U+0000',
151cb0ef41Sopenharmony_ci              `${label} with BOM should decode as UTF-16LE`);
161cb0ef41Sopenharmony_ci
171cb0ef41Sopenharmony_ci  decode_test(label,
181cb0ef41Sopenharmony_ci              '%41%00%00%00%42%00%00%C2%80',
191cb0ef41Sopenharmony_ci              'U+0041/U+0000/U+0000/U+0000/U+0042/U+0000/U+0000/U+0080',
201cb0ef41Sopenharmony_ci              `${label} with no BOM should decode as UTF-8`);;
211cb0ef41Sopenharmony_ci});
221cb0ef41Sopenharmony_ci['UTF-32be', 'utf-32be'].forEach(label => {
231cb0ef41Sopenharmony_ci  decode_test(label,
241cb0ef41Sopenharmony_ci            '%00%00%00%41%00%00%00%42%C2%80',
251cb0ef41Sopenharmony_ci            'U+0000/U+0000/U+0000/U+0041/U+0000/U+0000/U+0000/U+0042/U+0080',
261cb0ef41Sopenharmony_ci            `${label} with no BOM should decode as UTF-8`);
271cb0ef41Sopenharmony_ci
281cb0ef41Sopenharmony_ci  decode_test(label,
291cb0ef41Sopenharmony_ci              '%00%00%FE%FF%00%00%00%41%00%C2%80%42',
301cb0ef41Sopenharmony_ci              'U+0000/U+0000/U+FFFD/U+FFFD/U+0000/U+0000/U+0000/U+0041/U+0000/U+0080/U+0042',
311cb0ef41Sopenharmony_ci              `${label} with BOM should decode as UTF-8`);
321cb0ef41Sopenharmony_ci});
33