nodejs/test/parallel/test-crypto-random.js

499 lines
14 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
// Flags: --pending-deprecation
'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
const assert = require('assert');
const crypto = require('crypto');
const { kMaxLength } = require('buffer');
const { inspect } = require('util');
const kMaxUint32 = Math.pow(2, 32) - 1;
const kMaxPossibleLength = Math.min(kMaxLength, kMaxUint32);
common.expectWarning('DeprecationWarning',
'crypto.pseudoRandomBytes is deprecated.', 'DEP0115');
{
[crypto.randomBytes, crypto.pseudoRandomBytes].forEach((f) => {
[undefined, null, false, true, {}, []].forEach((value) => {
const errObj = {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "size" argument must be of type number.' +
common.invalidArgTypeHelper(value)
};
assert.throws(() => f(value), errObj);
assert.throws(() => f(value, common.mustNotCall()), errObj);
});
[-1, NaN, 2 ** 32].forEach((value) => {
const errObj = {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "size" is out of range. It must be >= 0 && <= ' +
`${kMaxPossibleLength}. Received ${value}`
};
assert.throws(() => f(value), errObj);
assert.throws(() => f(value, common.mustNotCall()), errObj);
});
[0, 1, 2, 4, 16, 256, 1024, 101.2].forEach((len) => {
f(len, common.mustCall((ex, buf) => {
assert.strictEqual(ex, null);
assert.strictEqual(buf.length, Math.floor(len));
assert.ok(Buffer.isBuffer(buf));
}));
});
});
}
{
const buf = Buffer.alloc(10);
const before = buf.toString('hex');
const after = crypto.randomFillSync(buf).toString('hex');
assert.notStrictEqual(before, after);
}
{
const buf = new Uint8Array(new Array(10).fill(0));
const before = Buffer.from(buf).toString('hex');
crypto.randomFillSync(buf);
const after = Buffer.from(buf).toString('hex');
assert.notStrictEqual(before, after);
}
{
[
new Uint16Array(10),
new Uint32Array(10),
new Float32Array(10),
new Float64Array(10),
new DataView(new ArrayBuffer(10))
].forEach((buf) => {
const before = Buffer.from(buf.buffer).toString('hex');
crypto.randomFillSync(buf);
const after = Buffer.from(buf.buffer).toString('hex');
assert.notStrictEqual(before, after);
});
}
{
const buf = Buffer.alloc(10);
const before = buf.toString('hex');
crypto.randomFill(buf, common.mustCall((err, buf) => {
assert.ifError(err);
const after = buf.toString('hex');
assert.notStrictEqual(before, after);
}));
}
{
const buf = new Uint8Array(new Array(10).fill(0));
const before = Buffer.from(buf).toString('hex');
crypto.randomFill(buf, common.mustCall((err, buf) => {
assert.ifError(err);
const after = Buffer.from(buf).toString('hex');
assert.notStrictEqual(before, after);
}));
}
{
[
new Uint16Array(10),
new Uint32Array(10),
new Float32Array(10),
new Float64Array(10),
new DataView(new ArrayBuffer(10))
].forEach((buf) => {
const before = Buffer.from(buf.buffer).toString('hex');
crypto.randomFill(buf, common.mustCall((err, buf) => {
assert.ifError(err);
const after = Buffer.from(buf.buffer).toString('hex');
assert.notStrictEqual(before, after);
}));
});
}
{
const buf = Buffer.alloc(10);
const before = buf.toString('hex');
crypto.randomFillSync(buf, 5, 5);
const after = buf.toString('hex');
assert.notStrictEqual(before, after);
assert.deepStrictEqual(before.slice(0, 5), after.slice(0, 5));
}
{
const buf = new Uint8Array(new Array(10).fill(0));
const before = Buffer.from(buf).toString('hex');
crypto.randomFillSync(buf, 5, 5);
const after = Buffer.from(buf).toString('hex');
assert.notStrictEqual(before, after);
assert.deepStrictEqual(before.slice(0, 5), after.slice(0, 5));
}
{
const buf = Buffer.alloc(10);
const before = buf.toString('hex');
crypto.randomFillSync(buf, 5);
const after = buf.toString('hex');
assert.notStrictEqual(before, after);
assert.deepStrictEqual(before.slice(0, 5), after.slice(0, 5));
}
{
const buf = Buffer.alloc(10);
const before = buf.toString('hex');
crypto.randomFill(buf, 5, 5, common.mustCall((err, buf) => {
assert.ifError(err);
const after = buf.toString('hex');
assert.notStrictEqual(before, after);
assert.deepStrictEqual(before.slice(0, 5), after.slice(0, 5));
}));
}
{
const buf = new Uint8Array(new Array(10).fill(0));
const before = Buffer.from(buf).toString('hex');
crypto.randomFill(buf, 5, 5, common.mustCall((err, buf) => {
assert.ifError(err);
const after = Buffer.from(buf).toString('hex');
assert.notStrictEqual(before, after);
assert.deepStrictEqual(before.slice(0, 5), after.slice(0, 5));
}));
}
{
[
Buffer.alloc(10),
new Uint8Array(new Array(10).fill(0))
].forEach((buf) => {
const len = Buffer.byteLength(buf);
assert.strictEqual(len, 10, `Expected byteLength of 10, got ${len}`);
const typeErrObj = {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "offset" argument must be of type number. ' +
"Received type string ('test')"
};
assert.throws(() => crypto.randomFillSync(buf, 'test'), typeErrObj);
assert.throws(
() => crypto.randomFill(buf, 'test', common.mustNotCall()),
typeErrObj);
typeErrObj.message = typeErrObj.message.replace('offset', 'size');
assert.throws(() => crypto.randomFillSync(buf, 0, 'test'), typeErrObj);
assert.throws(
() => crypto.randomFill(buf, 0, 'test', common.mustNotCall()),
typeErrObj
);
[NaN, kMaxPossibleLength + 1, -10, (-1 >>> 0) + 1].forEach((offsetSize) => {
const errObj = {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "offset" is out of range. ' +
`It must be >= 0 && <= 10. Received ${offsetSize}`
};
assert.throws(() => crypto.randomFillSync(buf, offsetSize), errObj);
assert.throws(
() => crypto.randomFill(buf, offsetSize, common.mustNotCall()),
errObj);
errObj.message = 'The value of "size" is out of range. It must be >= ' +
`0 && <= ${kMaxPossibleLength}. Received ${offsetSize}`;
assert.throws(() => crypto.randomFillSync(buf, 1, offsetSize), errObj);
assert.throws(
() => crypto.randomFill(buf, 1, offsetSize, common.mustNotCall()),
errObj
);
});
const rangeErrObj = {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "size + offset" is out of range. ' +
'It must be <= 10. Received 11'
};
assert.throws(() => crypto.randomFillSync(buf, 1, 10), rangeErrObj);
assert.throws(
() => crypto.randomFill(buf, 1, 10, common.mustNotCall()),
rangeErrObj
);
});
}
// https://github.com/nodejs/node-v0.x-archive/issues/5126,
// "FATAL ERROR: v8::Object::SetIndexedPropertiesToExternalArrayData() length
// exceeds max acceptable value"
assert.throws(
() => crypto.randomBytes((-1 >>> 0) + 1),
{
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "size" is out of range. ' +
`It must be >= 0 && <= ${kMaxPossibleLength}. Received 4294967296`
}
);
[1, true, NaN, null, undefined, {}, []].forEach((i) => {
const buf = Buffer.alloc(10);
assert.throws(
() => crypto.randomFillSync(i),
{
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError'
}
);
assert.throws(
() => crypto.randomFill(i, common.mustNotCall()),
{
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError'
}
);
assert.throws(
() => crypto.randomFill(buf, 0, 10, i),
{
code: 'ERR_INVALID_CALLBACK',
name: 'TypeError',
message: `Callback must be a function. Received ${inspect(i)}`
});
});
[1, true, NaN, null, {}, []].forEach((i) => {
assert.throws(
() => crypto.randomBytes(1, i),
{
code: 'ERR_INVALID_CALLBACK',
name: 'TypeError',
message: `Callback must be a function. Received ${inspect(i)}`
}
);
});
['pseudoRandomBytes', 'prng', 'rng'].forEach((f) => {
const desc = Object.getOwnPropertyDescriptor(crypto, f);
assert.ok(desc);
assert.strictEqual(desc.configurable, true);
assert.strictEqual(desc.writable, true);
assert.strictEqual(desc.enumerable, false);
});
{
// Asynchronous API
const randomInts = [];
for (let i = 0; i < 100; i++) {
crypto.randomInt(3, common.mustCall((err, n) => {
assert.ifError(err);
assert.ok(n >= 0);
assert.ok(n < 3);
randomInts.push(n);
if (randomInts.length === 100) {
assert.ok(!randomInts.includes(-1));
assert.ok(randomInts.includes(0));
assert.ok(randomInts.includes(1));
assert.ok(randomInts.includes(2));
assert.ok(!randomInts.includes(3));
}
}));
}
}
{
// Synchronous API
const randomInts = [];
for (let i = 0; i < 100; i++) {
const n = crypto.randomInt(3);
assert.ok(n >= 0);
assert.ok(n < 3);
randomInts.push(n);
}
assert.ok(!randomInts.includes(-1));
assert.ok(randomInts.includes(0));
assert.ok(randomInts.includes(1));
assert.ok(randomInts.includes(2));
assert.ok(!randomInts.includes(3));
}
{
// Positive range
const randomInts = [];
for (let i = 0; i < 100; i++) {
crypto.randomInt(1, 3, common.mustCall((err, n) => {
assert.ifError(err);
assert.ok(n >= 1);
assert.ok(n < 3);
randomInts.push(n);
if (randomInts.length === 100) {
assert.ok(!randomInts.includes(0));
assert.ok(randomInts.includes(1));
assert.ok(randomInts.includes(2));
assert.ok(!randomInts.includes(3));
}
}));
}
}
{
// Negative range
const randomInts = [];
for (let i = 0; i < 100; i++) {
crypto.randomInt(-10, -8, common.mustCall((err, n) => {
assert.ifError(err);
assert.ok(n >= -10);
assert.ok(n < -8);
randomInts.push(n);
if (randomInts.length === 100) {
assert.ok(!randomInts.includes(-11));
assert.ok(randomInts.includes(-10));
assert.ok(randomInts.includes(-9));
assert.ok(!randomInts.includes(-8));
}
}));
}
}
{
['10', true, NaN, null, {}, []].forEach((i) => {
const invalidMinError = {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "min" argument must be a safe integer.' +
`${common.invalidArgTypeHelper(i)}`,
};
const invalidMaxError = {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "max" argument must be a safe integer.' +
`${common.invalidArgTypeHelper(i)}`,
};
assert.throws(
() => crypto.randomInt(i, 100),
invalidMinError
);
assert.throws(
() => crypto.randomInt(i, 100, common.mustNotCall()),
invalidMinError
);
assert.throws(
() => crypto.randomInt(i),
invalidMaxError
);
assert.throws(
() => crypto.randomInt(i, common.mustNotCall()),
invalidMaxError
);
assert.throws(
() => crypto.randomInt(0, i, common.mustNotCall()),
invalidMaxError
);
assert.throws(
() => crypto.randomInt(0, i),
invalidMaxError
);
});
const maxInt = Number.MAX_SAFE_INTEGER;
const minInt = Number.MIN_SAFE_INTEGER;
crypto.randomInt(minInt, minInt + 5, common.mustCall());
crypto.randomInt(maxInt - 5, maxInt, common.mustCall());
assert.throws(
() => crypto.randomInt(minInt - 1, minInt + 5, common.mustNotCall()),
{
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "min" argument must be a safe integer.' +
`${common.invalidArgTypeHelper(minInt - 1)}`,
}
);
assert.throws(
() => crypto.randomInt(maxInt + 1, common.mustNotCall()),
{
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "max" argument must be a safe integer.' +
`${common.invalidArgTypeHelper(maxInt + 1)}`,
}
);
crypto.randomInt(1, common.mustCall());
crypto.randomInt(0, 1, common.mustCall());
for (const arg of [[0], [1, 1], [3, 2], [-5, -5], [11, -10]]) {
assert.throws(() => crypto.randomInt(...arg, common.mustNotCall()), {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "max" is out of range. It must be greater than ' +
`the value of "min" (${arg[arg.length - 2] || 0}). ` +
`Received ${arg[arg.length - 1]}`
});
}
const MAX_RANGE = 0xFFFF_FFFF_FFFF;
crypto.randomInt(MAX_RANGE, common.mustCall());
crypto.randomInt(1, MAX_RANGE + 1, common.mustCall());
assert.throws(
() => crypto.randomInt(1, MAX_RANGE + 2, common.mustNotCall()),
{
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "max - min" is out of range. ' +
`It must be <= ${MAX_RANGE}. ` +
'Received 281_474_976_710_656'
}
);
assert.throws(() => crypto.randomInt(MAX_RANGE + 1, common.mustNotCall()), {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: 'The value of "max" is out of range. ' +
`It must be <= ${MAX_RANGE}. ` +
'Received 281_474_976_710_656'
});
[true, NaN, null, {}, [], 10].forEach((i) => {
const cbError = {
code: 'ERR_INVALID_CALLBACK',
name: 'TypeError',
message: `Callback must be a function. Received ${inspect(i)}`
};
assert.throws(() => crypto.randomInt(0, 1, i), cbError);
});
}