tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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defined-bytelength-and-byteoffset.js (2430B)

      1 // Copyright (C) 2016 the V8 project authors. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 esid: sec-dataview-buffer-byteoffset-bytelength
      6 description: >
      7  Return new instance from defined length and offset
      8 info: |
      9  24.2.2.1 DataView (buffer, byteOffset, byteLength )
     10 
     11  ...
     12  17. Return O.
     13 ---*/
     14 
     15 var sample;
     16 var buffer = new ArrayBuffer(3);
     17 
     18 sample = new DataView(buffer, 1, 2);
     19 assert.sameValue(sample.byteLength, 2, "sample.byteLength");
     20 assert.sameValue(sample.byteOffset, 1, "sample.byteOffset");
     21 assert.sameValue(sample.buffer, buffer, "sample.buffer");
     22 assert.sameValue(sample.constructor, DataView);
     23 assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype);
     24 
     25 sample = new DataView(buffer, 1, 0);
     26 assert.sameValue(sample.byteLength, 0, "sample.byteLength");
     27 assert.sameValue(sample.byteOffset, 1, "sample.byteOffset");
     28 assert.sameValue(sample.buffer, buffer, "sample.buffer");
     29 assert.sameValue(sample.constructor, DataView);
     30 assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype);
     31 
     32 sample = new DataView(buffer, 0, 3);
     33 assert.sameValue(sample.byteLength, 3, "sample.byteLength");
     34 assert.sameValue(sample.byteOffset, 0, "sample.byteOffset");
     35 assert.sameValue(sample.buffer, buffer, "sample.buffer");
     36 assert.sameValue(sample.constructor, DataView);
     37 assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype);
     38 
     39 sample = new DataView(buffer, 3, 0);
     40 assert.sameValue(sample.byteLength, 0, "sample.byteLength");
     41 assert.sameValue(sample.byteOffset, 3, "sample.byteOffset");
     42 assert.sameValue(sample.buffer, buffer, "sample.buffer");
     43 assert.sameValue(sample.constructor, DataView);
     44 assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype);
     45 
     46 sample = new DataView(buffer, 0, 1);
     47 assert.sameValue(sample.byteLength, 1, "sample.byteLength");
     48 assert.sameValue(sample.byteOffset, 0, "sample.byteOffset");
     49 assert.sameValue(sample.buffer, buffer, "sample.buffer");
     50 assert.sameValue(sample.constructor, DataView);
     51 assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype);
     52 
     53 sample = new DataView(buffer, 0, 2);
     54 assert.sameValue(sample.byteLength, 2, "sample.byteLength");
     55 assert.sameValue(sample.byteOffset, 0, "sample.byteOffset");
     56 assert.sameValue(sample.buffer, buffer, "sample.buffer");
     57 assert.sameValue(sample.constructor, DataView);
     58 assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype);
     59 
     60 reportCompare(0, 0);