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Filip Skokan
0a9225dd16
Use explicit brand predicates for interface conversion instead of prototype ancestry. Update CryptoKey and AbortSignal together with the shared converter contract. Read internal AbortSignal state during composition. Preserve genuine signals after prototype changes without invoking shadowed getters. Signed-off-by: Filip Skokan <panva.ip@gmail.com> Assisted-by: GitHub Copilot PR-URL: https://github.com/nodejs/node/pull/65846 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Aviv Keller <me@aviv.sh>
39 lines
1.1 KiB
JavaScript
39 lines
1.1 KiB
JavaScript
// Flags: --expose-internals
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'use strict';
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const common = require('../common');
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if (!common.hasCrypto)
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common.skip('missing crypto');
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const assert = require('assert');
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const { subtle } = globalThis.crypto;
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const { CryptoKey } = require('internal/crypto/keys');
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const { converters } = require('internal/crypto/webidl');
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async function main() {
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const bytes = new Uint8Array(16);
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const key = await subtle.importKey('raw', bytes, 'AES-GCM', true, ['encrypt']);
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for (const value of [
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{ __proto__: CryptoKey.prototype },
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{ __proto__: key },
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Object.create(CryptoKey.prototype, Object.getOwnPropertyDescriptors(key)),
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new Proxy(key, {}),
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]) {
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assert.throws(() => converters.CryptoKey(value), {
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name: 'TypeError',
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code: 'ERR_INVALID_ARG_TYPE',
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});
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await assert.rejects(subtle.exportKey('raw', value), {
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name: 'TypeError',
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code: 'ERR_INVALID_ARG_TYPE',
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});
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}
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Object.setPrototypeOf(key, null);
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assert.strictEqual(converters.CryptoKey(key), key);
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assert.deepStrictEqual(new Uint8Array(await subtle.exportKey('raw', key)), bytes);
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}
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main().then(common.mustCall());
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