65 lines
1.4 KiB
JavaScript
65 lines
1.4 KiB
JavaScript
'use strict';
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const common = require('../common');
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const { deepStrictEqual, throws } = require('assert');
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const { runInNewContext } = require('vm');
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const checkString = 'test';
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const check = Buffer.from(checkString);
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class MyString extends String {
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constructor() {
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super(checkString);
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}
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}
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class MyPrimitive {
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[Symbol.toPrimitive]() {
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return checkString;
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}
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}
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class MyBadPrimitive {
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[Symbol.toPrimitive]() {
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return 1;
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}
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}
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deepStrictEqual(Buffer.from(new String(checkString)), check);
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deepStrictEqual(Buffer.from(new MyString()), check);
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deepStrictEqual(Buffer.from(new MyPrimitive()), check);
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deepStrictEqual(
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Buffer.from(runInNewContext('new String(checkString)', { checkString })),
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check
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);
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[
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{},
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new Boolean(true),
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{ valueOf() { return null; } },
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{ valueOf() { return undefined; } },
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{ valueOf: null },
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Object.create(null),
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new Number(true),
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new MyBadPrimitive(),
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Symbol(),
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5n,
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(one, two, three) => {},
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undefined,
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null
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].forEach((input) => {
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const errObj = {
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError',
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message: 'The first argument must be of type string or an instance of ' +
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'Buffer, ArrayBuffer, or Array or an Array-like Object.' +
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common.invalidArgTypeHelper(input)
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};
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throws(() => Buffer.from(input), errObj);
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throws(() => Buffer.from(input, 'hex'), errObj);
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});
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Buffer.allocUnsafe(10); // Should not throw.
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Buffer.from('deadbeaf', 'hex'); // Should not throw.
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