deno.land / std@0.166.0 / node / _tools / test / parallel / test-whatwg-encoding-custom-textdecoder-ignorebom.js
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.// Taken from Node 18.12.0// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';
// From: https://github.com/w3c/web-platform-tests/blob/7f567fa29c/encoding/textdecoder-ignorebom.html// This is the part that can be run without ICU
require('../common');
const assert = require('assert');
const cases = [ { encoding: 'utf-8', bytes: [0xEF, 0xBB, 0xBF, 0x61, 0x62, 0x63] }, { encoding: 'utf-16le', bytes: [0xFF, 0xFE, 0x61, 0x00, 0x62, 0x00, 0x63, 0x00] },];
cases.forEach((testCase) => { const BOM = '\uFEFF'; let decoder = new TextDecoder(testCase.encoding, { ignoreBOM: true }); const bytes = new Uint8Array(testCase.bytes); assert.strictEqual(decoder.decode(bytes), `${BOM}abc`); decoder = new TextDecoder(testCase.encoding, { ignoreBOM: false }); assert.strictEqual(decoder.decode(bytes), 'abc'); decoder = new TextDecoder(testCase.encoding); assert.strictEqual(decoder.decode(bytes), 'abc');});
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