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'use strict';
// From: https://github.com/w3c/web-platform-tests/blob/39a67e2fff/encoding/textdecoder-fatal.html
// With the twist that we specifically test for Node.js error codes
const common = require('../common');
if (!common.hasIntl)
common.skip('missing Intl');
const bad = [
{ encoding: 'utf-8', input: [0xFF], name: 'invalid code' },
{ encoding: 'utf-8', input: [0xC0], name: 'ends early' },
{ encoding: 'utf-8', input: [0xE0], name: 'ends early 2' },
{ encoding: 'utf-8', input: [0xC0, 0x00], name: 'invalid trail' },
{ encoding: 'utf-8', input: [0xC0, 0xC0], name: 'invalid trail 2' },
{ encoding: 'utf-8', input: [0xE0, 0x00], name: 'invalid trail 3' },
{ encoding: 'utf-8', input: [0xE0, 0xC0], name: 'invalid trail 4' },
{ encoding: 'utf-8', input: [0xE0, 0x80, 0x00], name: 'invalid trail 5' },
{ encoding: 'utf-8', input: [0xE0, 0x80, 0xC0], name: 'invalid trail 6' },
{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x80, 0x80],
name: '> 0x10FFFF' },
{ encoding: 'utf-8', input: [0xFE, 0x80, 0x80, 0x80, 0x80, 0x80],
name: 'obsolete lead byte' },
// Overlong encodings
{ encoding: 'utf-8', input: [0xC0, 0x80], name: 'overlong U+0000 - 2 bytes' },
{ encoding: 'utf-8', input: [0xE0, 0x80, 0x80],
name: 'overlong U+0000 - 3 bytes' },
{ encoding: 'utf-8', input: [0xF0, 0x80, 0x80, 0x80],
name: 'overlong U+0000 - 4 bytes' },
{ encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x80, 0x80],
name: 'overlong U+0000 - 5 bytes' },
{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x80, 0x80],
name: 'overlong U+0000 - 6 bytes' },
{ encoding: 'utf-8', input: [0xC1, 0xBF], name: 'overlong U+007F - 2 bytes' },
{ encoding: 'utf-8', input: [0xE0, 0x81, 0xBF],
name: 'overlong U+007F - 3 bytes' },
{ encoding: 'utf-8', input: [0xF0, 0x80, 0x81, 0xBF],
name: 'overlong U+007F - 4 bytes' },
{ encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x81, 0xBF],
name: 'overlong U+007F - 5 bytes' },
{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x81, 0xBF],
name: 'overlong U+007F - 6 bytes' },
{ encoding: 'utf-8', input: [0xE0, 0x9F, 0xBF],
name: 'overlong U+07FF - 3 bytes' },
{ encoding: 'utf-8', input: [0xF0, 0x80, 0x9F, 0xBF],
name: 'overlong U+07FF - 4 bytes' },
{ encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x9F, 0xBF],
name: 'overlong U+07FF - 5 bytes' },
{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x9F, 0xBF],
name: 'overlong U+07FF - 6 bytes' },
{ encoding: 'utf-8', input: [0xF0, 0x8F, 0xBF, 0xBF],
name: 'overlong U+FFFF - 4 bytes' },
{ encoding: 'utf-8', input: [0xF8, 0x80, 0x8F, 0xBF, 0xBF],
name: 'overlong U+FFFF - 5 bytes' },
{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x8F, 0xBF, 0xBF],
name: 'overlong U+FFFF - 6 bytes' },
{ encoding: 'utf-8', input: [0xF8, 0x84, 0x8F, 0xBF, 0xBF],
name: 'overlong U+10FFFF - 5 bytes' },
{ encoding: 'utf-8', input: [0xFC, 0x80, 0x84, 0x8F, 0xBF, 0xBF],
name: 'overlong U+10FFFF - 6 bytes' },
// UTF-16 surrogates encoded as code points in UTF-8
{ encoding: 'utf-8', input: [0xED, 0xA0, 0x80], name: 'lead surrogate' },
{ encoding: 'utf-8', input: [0xED, 0xB0, 0x80], name: 'trail surrogate' },
{ encoding: 'utf-8', input: [0xED, 0xA0, 0x80, 0xED, 0xB0, 0x80],
name: 'surrogate pair' },
{ encoding: 'utf-16le', input: [0x00], name: 'truncated code unit' },
// Mismatched UTF-16 surrogates are exercised in utf16-surrogates.html
// FIXME: Add legacy encoding cases
];
bad.forEach((t) => {
common.expectsError(
() => {
new TextDecoder(t.encoding, { fatal: true })
.decode(new Uint8Array(t.input));
}, {
code: 'ERR_ENCODING_INVALID_ENCODED_DATA',
type: TypeError
}
);
});
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