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buffer: fix atob/btoa no-arg case

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PR-URL: https://github.com/nodejs/node/pull/41478
Fixes: https://github.com/nodejs/node/issues/41450
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Filip Skokan <panva.ip@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
This commit is contained in:
Benjamin Gruenbaum 2022-02-03 14:30:27 +02:00 committed by GitHub
parent 06625ff0a6
commit 9a8fa71020
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 21 additions and 9 deletions
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7
lib/buffer.js
View File

@ -96,6 +96,7 @@ const {
ERR_INVALID_ARG_VALUE,
ERR_INVALID_BUFFER_SIZE,
ERR_OUT_OF_RANGE,
ERR_MISSING_ARGS,
ERR_UNKNOWN_ENCODING
},
hideStackFrames
@ -1218,6 +1219,9 @@ function btoa(input) {
// The implementation here has not been performance optimized in any way and
// should not be.
// Refs: https://github.com/nodejs/node/pull/38433#issuecomment-828426932
if (arguments.length === 0) {
throw new ERR_MISSING_ARGS('input');
}
input = `${input}`;
for (let n = 0; n < input.length; n++) {
if (input[n].charCodeAt(0) > 0xff)
@ -1234,6 +1238,9 @@ function atob(input) {
// The implementation here has not been performance optimized in any way and
// should not be.
// Refs: https://github.com/nodejs/node/pull/38433#issuecomment-828426932
if (arguments.length === 0) {
throw new ERR_MISSING_ARGS('input');
}
input = `${input}`;
for (let n = 0; n < input.length; n++) {
if (!kBase64Digits.includes(input[n]))

9
test/parallel/test-btoa-atob-global.js
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@ -1,9 +0,0 @@
'use strict';
require('../common');
const { strictEqual } = require('assert');
const buffer = require('buffer');
strictEqual(globalThis.atob, buffer.atob);
strictEqual(globalThis.btoa, buffer.btoa);

14
test/parallel/test-btoa-atob.js Normal file
View File

@ -0,0 +1,14 @@
'use strict';
require('../common');
const { strictEqual, throws } = require('assert');
const buffer = require('buffer');
// Exported on the global object
strictEqual(globalThis.atob, buffer.atob);
strictEqual(globalThis.btoa, buffer.btoa);
// Throws type error on no argument passed
throws(() => buffer.atob(), /TypeError/);
throws(() => buffer.btoa(), /TypeError/);