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There was a very subtle change in behavior introduced with 27def4f
In the past if querystring.parse was given Infinity for maxKeys,
everything worked as expected.
Check to see is maxKeys is Infinity before forwarding the value to
String.prototype.split which causes this regression
PR-URL: https://github.com/nodejs/node/pull/5066
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Rod Vagg <rod@vagg.org>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
process-exit-stdio-flushing
Myles Borins
9 years ago
2 changed files with 56 additions and 1 deletions
@ -0,0 +1,55 @@ |
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'use strict'; |
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// This test was originally written to test a regression
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// that was introduced by
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// https://github.com/nodejs/node/pull/2288#issuecomment-179543894
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require('../common'); |
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const assert = require('assert'); |
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const parse = require('querystring').parse; |
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/* |
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taken from express-js/body-parser |
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https://github.com/expressjs/body-parser/
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blob/ed25264fb494cf0c8bc992b8257092cd4f694d5e/test/urlencoded.js#L636-L651 |
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*/ |
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function createManyParams(count) { |
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var str = ''; |
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if (count === 0) { |
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return str; |
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} |
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str += '0=0'; |
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for (var i = 1; i < count; i++) { |
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var n = i.toString(36); |
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str += '&' + n + '=' + n; |
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} |
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return str; |
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} |
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const count = 10000; |
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const originalMaxLength = 1000; |
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const params = createManyParams(count); |
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// thealphanerd
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// 27def4f introduced a change to parse that would cause Inifity
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// to be passed to String.prototype.split as an argument for limit
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// In this instance split will always return an empty array
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// this test confirms that the output of parse is the expected length
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// when passed Infinity as the argument for maxKeys
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const resultInfinity = parse(params, undefined, undefined, {maxKeys: Infinity}); |
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const resultNaN = parse(params, undefined, undefined, {maxKeys: NaN}); |
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const resultInfinityString = parse(params, undefined, undefined, { |
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maxKeys: 'Infinity' |
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}); |
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const resultNaNString = parse(params, undefined, undefined, {maxKeys: 'NaN'}); |
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// Non Finite maxKeys should return the length of input
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assert.equal(Object.keys(resultInfinity).length, count); |
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assert.equal(Object.keys(resultNaN).length, count); |
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// Strings maxKeys should return the maxLength
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// defined by parses internals
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assert.equal(Object.keys(resultInfinityString).length, originalMaxLength); |
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assert.equal(Object.keys(resultNaNString).length, originalMaxLength); |
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