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'use strict';
// From: https://github.com/w3c/web-platform-tests/blob/master/encoding/api-basics.html
// This is the part that can be run without ICU
require('../common');
const assert = require('assert');
function testDecodeSample(encoding, string, bytes) {
assert.strictEqual(
new TextDecoder(encoding).decode(new Uint8Array(bytes)),
string);
assert.strictEqual(
new TextDecoder(encoding).decode(new Uint8Array(bytes).buffer),
string);
}
// `z` (ASCII U+007A), cent (Latin-1 U+00A2), CJK water (BMP U+6C34),
// G-Clef (non-BMP U+1D11E), PUA (BMP U+F8FF), PUA (non-BMP U+10FFFD)
// byte-swapped BOM (non-character U+FFFE)
const sample = 'z\xA2\u6C34\uD834\uDD1E\uF8FF\uDBFF\uDFFD\uFFFE';
{
const encoding = 'utf-8';
const string = sample;
const bytes = [
0x7A, 0xC2, 0xA2, 0xE6, 0xB0, 0xB4,
0xF0, 0x9D, 0x84, 0x9E, 0xEF, 0xA3,
0xBF, 0xF4, 0x8F, 0xBF, 0xBD, 0xEF,
0xBF, 0xBE,
];
const encoded = new TextEncoder().encode(string);
assert.deepStrictEqual([].slice.call(encoded), bytes);
assert.strictEqual(
new TextDecoder(encoding).decode(new Uint8Array(bytes)),
string);
assert.strictEqual(
new TextDecoder(encoding).decode(new Uint8Array(bytes).buffer),
string);
}
testDecodeSample(
'utf-16le',
sample,
[
0x7A, 0x00, 0xA2, 0x00, 0x34, 0x6C,
0x34, 0xD8, 0x1E, 0xDD, 0xFF, 0xF8,
0xFF, 0xDB, 0xFD, 0xDF, 0xFE, 0xFF,
]
);
testDecodeSample(
'utf-16',
sample,
[
0x7A, 0x00, 0xA2, 0x00, 0x34, 0x6C,
0x34, 0xD8, 0x1E, 0xDD, 0xFF, 0xF8,
0xFF, 0xDB, 0xFD, 0xDF, 0xFE, 0xFF,
]
);
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