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Add tests ported from Web Platform Tests. Graduate TextEncoder / TextDecoder from experimental PR-URL: https://github.com/nodejs/node/pull/15743 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Timothy Gu <timothygu99@gmail.com>
94 lines
3.9 KiB
JavaScript
94 lines
3.9 KiB
JavaScript
'use strict';
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// From: https://github.com/w3c/web-platform-tests/blob/39a67e2fff/encoding/textdecoder-fatal.html
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const common = require('../common');
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if (!common.hasIntl)
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common.skip('missing Intl');
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const assert = require('assert');
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const {
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TextDecoder
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} = require('util');
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const bad = [
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{ encoding: 'utf-8', input: [0xFF], name: 'invalid code' },
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{ encoding: 'utf-8', input: [0xC0], name: 'ends early' },
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{ encoding: 'utf-8', input: [0xE0], name: 'ends early 2' },
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{ encoding: 'utf-8', input: [0xC0, 0x00], name: 'invalid trail' },
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{ encoding: 'utf-8', input: [0xC0, 0xC0], name: 'invalid trail 2' },
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{ encoding: 'utf-8', input: [0xE0, 0x00], name: 'invalid trail 3' },
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{ encoding: 'utf-8', input: [0xE0, 0xC0], name: 'invalid trail 4' },
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{ encoding: 'utf-8', input: [0xE0, 0x80, 0x00], name: 'invalid trail 5' },
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{ encoding: 'utf-8', input: [0xE0, 0x80, 0xC0], name: 'invalid trail 6' },
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{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x80, 0x80],
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name: '> 0x10FFFF' },
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{ encoding: 'utf-8', input: [0xFE, 0x80, 0x80, 0x80, 0x80, 0x80],
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name: 'obsolete lead byte' },
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// Overlong encodings
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{ encoding: 'utf-8', input: [0xC0, 0x80], name: 'overlong U+0000 - 2 bytes' },
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{ encoding: 'utf-8', input: [0xE0, 0x80, 0x80],
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name: 'overlong U+0000 - 3 bytes' },
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{ encoding: 'utf-8', input: [0xF0, 0x80, 0x80, 0x80],
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name: 'overlong U+0000 - 4 bytes' },
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{ encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x80, 0x80],
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name: 'overlong U+0000 - 5 bytes' },
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{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x80, 0x80],
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name: 'overlong U+0000 - 6 bytes' },
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{ encoding: 'utf-8', input: [0xC1, 0xBF], name: 'overlong U+007F - 2 bytes' },
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{ encoding: 'utf-8', input: [0xE0, 0x81, 0xBF],
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name: 'overlong U+007F - 3 bytes' },
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{ encoding: 'utf-8', input: [0xF0, 0x80, 0x81, 0xBF],
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name: 'overlong U+007F - 4 bytes' },
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{ encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x81, 0xBF],
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name: 'overlong U+007F - 5 bytes' },
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{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x81, 0xBF],
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name: 'overlong U+007F - 6 bytes' },
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{ encoding: 'utf-8', input: [0xE0, 0x9F, 0xBF],
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name: 'overlong U+07FF - 3 bytes' },
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{ encoding: 'utf-8', input: [0xF0, 0x80, 0x9F, 0xBF],
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name: 'overlong U+07FF - 4 bytes' },
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{ encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x9F, 0xBF],
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name: 'overlong U+07FF - 5 bytes' },
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{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x9F, 0xBF],
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name: 'overlong U+07FF - 6 bytes' },
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{ encoding: 'utf-8', input: [0xF0, 0x8F, 0xBF, 0xBF],
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name: 'overlong U+FFFF - 4 bytes' },
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{ encoding: 'utf-8', input: [0xF8, 0x80, 0x8F, 0xBF, 0xBF],
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name: 'overlong U+FFFF - 5 bytes' },
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{ encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x8F, 0xBF, 0xBF],
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name: 'overlong U+FFFF - 6 bytes' },
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{ encoding: 'utf-8', input: [0xF8, 0x84, 0x8F, 0xBF, 0xBF],
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name: 'overlong U+10FFFF - 5 bytes' },
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{ encoding: 'utf-8', input: [0xFC, 0x80, 0x84, 0x8F, 0xBF, 0xBF],
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name: 'overlong U+10FFFF - 6 bytes' },
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// UTF-16 surrogates encoded as code points in UTF-8
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{ encoding: 'utf-8', input: [0xED, 0xA0, 0x80], name: 'lead surrogate' },
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{ encoding: 'utf-8', input: [0xED, 0xB0, 0x80], name: 'trail surrogate' },
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{ encoding: 'utf-8', input: [0xED, 0xA0, 0x80, 0xED, 0xB0, 0x80],
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name: 'surrogate pair' },
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{ encoding: 'utf-16le', input: [0x00], name: 'truncated code unit' },
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// Mismatched UTF-16 surrogates are exercised in utf16-surrogates.html
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// FIXME: Add legacy encoding cases
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];
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bad.forEach((t) => {
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common.expectsError(
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() => {
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new TextDecoder(t.encoding, { fatal: true })
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.decode(new Uint8Array(t.input));
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}, {
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code: 'ERR_ENCODING_INVALID_ENCODED_DATA',
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type: TypeError
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}
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);
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});
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{
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assert('fatal' in new TextDecoder());
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assert.strictEqual(typeof new TextDecoder().fatal, 'boolean');
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assert(!new TextDecoder().fatal);
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assert(new TextDecoder('utf-8', { fatal: true }).fatal);
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}
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