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denoland-deno/tests/node_compat/test/parallel/test-whatwg-encoding-custom-textdecoder-ignorebom.js
Asher Gomez 29085895c9
chore: move tools/node_compat to tests/node_compat/runner (#23025)
The `tools/node_compat/node` submodule has been moved to
`tests/node_compat/runner/suite` and the remaining files within
`tools/node_compat` to `tests/node_compat/runner`.

Most of the changes are of the header within `tests/node_compat/test`
files. The `setup` and `test` tasks within `tests/node_comapt` execute
successfully.

Towards #22525
CC @mmastrac
2024-04-03 09:24:55 +11:00

37 lines
1.1 KiB
JavaScript

// deno-fmt-ignore-file
// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 18.12.1
// This file is automatically generated by `tests/node_compat/runner/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');
});