mirror of https://gitee.com/openkylin/nodejs.git
57 lines
1.2 KiB
JavaScript
57 lines
1.2 KiB
JavaScript
'use strict';
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// From: https://github.com/w3c/web-platform-tests/blob/39a67e2fff/encoding/textdecoder-utf16-surrogates.html
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// With the twist that we specifically test for Node.js error codes
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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 bad = [
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{
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encoding: 'utf-16le',
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input: [0x00, 0xd8],
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expected: '\uFFFD',
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name: 'lone surrogate lead'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xdc],
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expected: '\uFFFD',
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name: 'lone surrogate trail'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xd8, 0x00, 0x00],
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expected: '\uFFFD\u0000',
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name: 'unmatched surrogate lead'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xdc, 0x00, 0x00],
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expected: '\uFFFD\u0000',
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name: 'unmatched surrogate trail'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xdc, 0x00, 0xd8],
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expected: '\uFFFD\uFFFD',
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name: 'swapped surrogate pair'
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}
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];
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bad.forEach((t) => {
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assert.throws(
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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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name: 'TypeError'
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}
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);
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});
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