mirror of
https://github.com/denoland/deno.git
synced 2024-12-25 08:39:09 -05:00
6915a9b7a7
This PR adds the remaining ~650 Node.js compat test cases from std/node. Among these 650 cases, about 130 cases are now failing. These failing cases are prefixed with `TODO:` in `tests/node_compat/config.json`. These will be addressed in later PRs.
113 lines
2.9 KiB
JavaScript
113 lines
2.9 KiB
JavaScript
// deno-fmt-ignore-file
|
|
// deno-lint-ignore-file
|
|
|
|
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
|
|
// Taken from Node 18.12.1
|
|
// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
|
|
|
|
'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}`
|
|
});
|
|
});
|
|
});
|