Blame view

node_modules/buffer/test/node/test-buffer-safe-unsafe.js 540 Bytes
aaac7fed   liuqimichale   add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
  'use strict';
  var Buffer = require('../../').Buffer;
  
  
  
  var assert = require('assert');
  
  var safe = Buffer.alloc(10);
  
  function isZeroFilled(buf) {
    for (var n = 0; n < buf.length; n++)
      if (buf[n] !== 0) return false;
    return true;
  }
  
  assert(isZeroFilled(safe));
  
  // Test that unsafe allocations doesn't affect subsequent safe allocations
  Buffer.allocUnsafe(10);
  assert(isZeroFilled(new Float64Array(10)));
  
  new Buffer(10);
  assert(isZeroFilled(new Float64Array(10)));
  
  Buffer.allocUnsafe(10);
  assert(isZeroFilled(Buffer.alloc(10)));