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94 lines
3 KiB
JavaScript
94 lines
3 KiB
JavaScript
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// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
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'use strict';
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require('../common');
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const assert = require('assert');
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const { isUtf8, Buffer } = require('buffer');
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const { TextEncoder } = require('util');
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const encoder = new TextEncoder();
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assert.strictEqual(isUtf8(encoder.encode('hello')), true);
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assert.strictEqual(isUtf8(encoder.encode('ğ')), true);
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assert.strictEqual(isUtf8(Buffer.from([])), true);
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// Taken from test/fixtures/wpt/encoding/textdecoder-fatal.any.js
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[
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[0xFF], // 'invalid code'
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[0xC0], // 'ends early'
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[0xE0], // 'ends early 2'
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[0xC0, 0x00], // 'invalid trail'
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[0xC0, 0xC0], // 'invalid trail 2'
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[0xE0, 0x00], // 'invalid trail 3'
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[0xE0, 0xC0], // 'invalid trail 4'
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[0xE0, 0x80, 0x00], // 'invalid trail 5'
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[0xE0, 0x80, 0xC0], // 'invalid trail 6'
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[0xFC, 0x80, 0x80, 0x80, 0x80, 0x80], // '> 0x10FFFF'
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[0xFE, 0x80, 0x80, 0x80, 0x80, 0x80], // 'obsolete lead byte'
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// Overlong encodings
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[0xC0, 0x80], // 'overlong U+0000 - 2 bytes'
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[0xE0, 0x80, 0x80], // 'overlong U+0000 - 3 bytes'
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[0xF0, 0x80, 0x80, 0x80], // 'overlong U+0000 - 4 bytes'
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[0xF8, 0x80, 0x80, 0x80, 0x80], // 'overlong U+0000 - 5 bytes'
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[0xFC, 0x80, 0x80, 0x80, 0x80, 0x80], // 'overlong U+0000 - 6 bytes'
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[0xC1, 0xBF], // 'overlong U+007F - 2 bytes'
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[0xE0, 0x81, 0xBF], // 'overlong U+007F - 3 bytes'
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[0xF0, 0x80, 0x81, 0xBF], // 'overlong U+007F - 4 bytes'
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[0xF8, 0x80, 0x80, 0x81, 0xBF], // 'overlong U+007F - 5 bytes'
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[0xFC, 0x80, 0x80, 0x80, 0x81, 0xBF], // 'overlong U+007F - 6 bytes'
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[0xE0, 0x9F, 0xBF], // 'overlong U+07FF - 3 bytes'
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[0xF0, 0x80, 0x9F, 0xBF], // 'overlong U+07FF - 4 bytes'
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[0xF8, 0x80, 0x80, 0x9F, 0xBF], // 'overlong U+07FF - 5 bytes'
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[0xFC, 0x80, 0x80, 0x80, 0x9F, 0xBF], // 'overlong U+07FF - 6 bytes'
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[0xF0, 0x8F, 0xBF, 0xBF], // 'overlong U+FFFF - 4 bytes'
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[0xF8, 0x80, 0x8F, 0xBF, 0xBF], // 'overlong U+FFFF - 5 bytes'
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[0xFC, 0x80, 0x80, 0x8F, 0xBF, 0xBF], // 'overlong U+FFFF - 6 bytes'
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[0xF8, 0x84, 0x8F, 0xBF, 0xBF], // 'overlong U+10FFFF - 5 bytes'
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[0xFC, 0x80, 0x84, 0x8F, 0xBF, 0xBF], // 'overlong U+10FFFF - 6 bytes'
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// UTF-16 surrogates encoded as code points in UTF-8
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[0xED, 0xA0, 0x80], // 'lead surrogate'
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[0xED, 0xB0, 0x80], // 'trail surrogate'
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[0xED, 0xA0, 0x80, 0xED, 0xB0, 0x80], // 'surrogate pair'
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].forEach((input) => {
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assert.strictEqual(isUtf8(Buffer.from(input)), false);
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});
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[
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null,
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undefined,
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'hello',
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true,
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false,
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].forEach((input) => {
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assert.throws(
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() => { isUtf8(input); },
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{
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code: 'ERR_INVALID_ARG_TYPE',
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},
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);
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});
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{
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// Test with detached array buffers
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const arrayBuffer = new ArrayBuffer(1024);
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structuredClone(arrayBuffer, { transfer: [arrayBuffer] });
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assert.throws(
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() => { isUtf8(arrayBuffer); },
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{
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code: 'ERR_INVALID_STATE'
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}
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);
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}
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