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68 lines
1.8 KiB
JavaScript
68 lines
1.8 KiB
JavaScript
// 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 `tools/node_compat/setup.ts`. Do not modify this file manually.
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'use strict';
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// From: https://github.com/w3c/web-platform-tests/blob/master/encoding/api-basics.html
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// This is the part that can be run without ICU
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require('../common');
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const assert = require('assert');
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function testDecodeSample(encoding, string, bytes) {
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assert.strictEqual(
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new TextDecoder(encoding).decode(new Uint8Array(bytes)),
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string);
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assert.strictEqual(
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new TextDecoder(encoding).decode(new Uint8Array(bytes).buffer),
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string);
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}
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// `z` (ASCII U+007A), cent (Latin-1 U+00A2), CJK water (BMP U+6C34),
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// G-Clef (non-BMP U+1D11E), PUA (BMP U+F8FF), PUA (non-BMP U+10FFFD)
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// byte-swapped BOM (non-character U+FFFE)
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const sample = 'z\xA2\u6C34\uD834\uDD1E\uF8FF\uDBFF\uDFFD\uFFFE';
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{
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const encoding = 'utf-8';
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const string = sample;
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const bytes = [
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0x7A, 0xC2, 0xA2, 0xE6, 0xB0, 0xB4,
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0xF0, 0x9D, 0x84, 0x9E, 0xEF, 0xA3,
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0xBF, 0xF4, 0x8F, 0xBF, 0xBD, 0xEF,
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0xBF, 0xBE,
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];
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const encoded = new TextEncoder().encode(string);
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assert.deepStrictEqual([].slice.call(encoded), bytes);
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assert.strictEqual(
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new TextDecoder(encoding).decode(new Uint8Array(bytes)),
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string);
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assert.strictEqual(
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new TextDecoder(encoding).decode(new Uint8Array(bytes).buffer),
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string);
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}
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testDecodeSample(
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'utf-16le',
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sample,
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[
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0x7A, 0x00, 0xA2, 0x00, 0x34, 0x6C,
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0x34, 0xD8, 0x1E, 0xDD, 0xFF, 0xF8,
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0xFF, 0xDB, 0xFD, 0xDF, 0xFE, 0xFF,
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]
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);
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testDecodeSample(
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'utf-16',
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sample,
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[
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0x7A, 0x00, 0xA2, 0x00, 0x34, 0x6C,
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0x34, 0xD8, 0x1E, 0xDD, 0xFF, 0xF8,
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0xFF, 0xDB, 0xFD, 0xDF, 0xFE, 0xFF,
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]
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);
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