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