mirror of
https://github.com/nodejs/node.git
synced 2024-11-21 21:19:50 +01:00
a352a7129e
This commit changes the default message used by ERR_BUFFER_OUT_OF_BOUNDS. Previously, the default message implied that the problematic was always a write, which is not accurate. PR-URL: https://github.com/nodejs/node/pull/29098 Fixes: https://github.com/nodejs/node/issues/29097 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Sam Roberts <vieuxtech@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
107 lines
2.7 KiB
JavaScript
107 lines
2.7 KiB
JavaScript
'use strict';
|
|
|
|
require('../common');
|
|
const assert = require('assert');
|
|
|
|
// Test 32 bit float
|
|
const buffer = Buffer.alloc(4);
|
|
|
|
buffer[0] = 0;
|
|
buffer[1] = 0;
|
|
buffer[2] = 0x80;
|
|
buffer[3] = 0x3f;
|
|
assert.strictEqual(buffer.readFloatBE(0), 4.600602988224807e-41);
|
|
assert.strictEqual(buffer.readFloatLE(0), 1);
|
|
|
|
buffer[0] = 0;
|
|
buffer[1] = 0;
|
|
buffer[2] = 0;
|
|
buffer[3] = 0xc0;
|
|
assert.strictEqual(buffer.readFloatBE(0), 2.6904930515036488e-43);
|
|
assert.strictEqual(buffer.readFloatLE(0), -2);
|
|
|
|
buffer[0] = 0xff;
|
|
buffer[1] = 0xff;
|
|
buffer[2] = 0x7f;
|
|
buffer[3] = 0x7f;
|
|
assert.ok(Number.isNaN(buffer.readFloatBE(0)));
|
|
assert.strictEqual(buffer.readFloatLE(0), 3.4028234663852886e+38);
|
|
|
|
buffer[0] = 0xab;
|
|
buffer[1] = 0xaa;
|
|
buffer[2] = 0xaa;
|
|
buffer[3] = 0x3e;
|
|
assert.strictEqual(buffer.readFloatBE(0), -1.2126478207002966e-12);
|
|
assert.strictEqual(buffer.readFloatLE(0), 0.3333333432674408);
|
|
|
|
buffer[0] = 0;
|
|
buffer[1] = 0;
|
|
buffer[2] = 0;
|
|
buffer[3] = 0;
|
|
assert.strictEqual(buffer.readFloatBE(0), 0);
|
|
assert.strictEqual(buffer.readFloatLE(0), 0);
|
|
assert.ok(1 / buffer.readFloatLE(0) >= 0);
|
|
|
|
buffer[3] = 0x80;
|
|
assert.strictEqual(buffer.readFloatBE(0), 1.793662034335766e-43);
|
|
assert.strictEqual(buffer.readFloatLE(0), -0);
|
|
assert.ok(1 / buffer.readFloatLE(0) < 0);
|
|
|
|
buffer[0] = 0;
|
|
buffer[1] = 0;
|
|
buffer[2] = 0x80;
|
|
buffer[3] = 0x7f;
|
|
assert.strictEqual(buffer.readFloatBE(0), 4.609571298396486e-41);
|
|
assert.strictEqual(buffer.readFloatLE(0), Infinity);
|
|
|
|
buffer[0] = 0;
|
|
buffer[1] = 0;
|
|
buffer[2] = 0x80;
|
|
buffer[3] = 0xff;
|
|
assert.strictEqual(buffer.readFloatBE(0), 4.627507918739843e-41);
|
|
assert.strictEqual(buffer.readFloatLE(0), -Infinity);
|
|
|
|
['readFloatLE', 'readFloatBE'].forEach((fn) => {
|
|
|
|
// Verify that default offset works fine.
|
|
buffer[fn](undefined);
|
|
buffer[fn]();
|
|
|
|
['', '0', null, {}, [], () => {}, true, false].forEach((off) => {
|
|
assert.throws(
|
|
() => buffer[fn](off),
|
|
{ code: 'ERR_INVALID_ARG_TYPE' }
|
|
);
|
|
});
|
|
|
|
[Infinity, -1, 1].forEach((offset) => {
|
|
assert.throws(
|
|
() => buffer[fn](offset),
|
|
{
|
|
code: 'ERR_OUT_OF_RANGE',
|
|
name: 'RangeError',
|
|
message: 'The value of "offset" is out of range. ' +
|
|
`It must be >= 0 and <= 0. Received ${offset}`
|
|
});
|
|
});
|
|
|
|
assert.throws(
|
|
() => Buffer.alloc(1)[fn](1),
|
|
{
|
|
code: 'ERR_BUFFER_OUT_OF_BOUNDS',
|
|
name: 'RangeError',
|
|
message: 'Attempt to access memory outside buffer bounds'
|
|
});
|
|
|
|
[NaN, 1.01].forEach((offset) => {
|
|
assert.throws(
|
|
() => buffer[fn](offset),
|
|
{
|
|
code: 'ERR_OUT_OF_RANGE',
|
|
name: 'RangeError',
|
|
message: 'The value of "offset" is out of range. ' +
|
|
`It must be an integer. Received ${offset}`
|
|
});
|
|
});
|
|
});
|