ladybird/Tests/LibWeb/Text/input/Encoding/TextDecoder-decode.html
Timothy Flynn 01ebf1eb07 AK: Replace surrogates in String::from_utf8_with_replacement_character
We are expected to replace lonely surrogates with U+FFFD when decoding
UTF-8 text.
2025-07-06 04:30:17 +12:00

16 lines
551 B
HTML

<!DOCTYPE html>
<script src="../include.js"></script>
<script>
test(() => {
try {
let decoder = new TextDecoder("utf-8");
println(`[${decoder.decode(new Uint8Array([0x41, 0x42, 0x43]))}]`); // "ABC"
println(`[${decoder.decode()}]`);
const surrogate = decoder.decode(new Uint8Array([0xed, 0xa0, 0x80])); // U+D800
println(`[${surrogate.codePointAt(0).toString(16)}]`);
} catch (e) {
println("ERROR: " + e.name + ": " + e.message);
}
});
</script>