tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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object-is.js (890B)

      1 /*
      2 * Any copyright is dedicated to the Public Domain.
      3 * http://creativecommons.org/licenses/publicdomain/
      4 */
      5 
      6 var list = [
      7    [1, 1, true],
      8    [0, 1, false],
      9    [3.5, 3.5, true],
     10    [0, 0, true],
     11    [0, -0, false],
     12    [-0, 0, false],
     13    [-0, -0, true],
     14 
     15    [true, true, true],
     16    [true, false, false],
     17    [false, false, true],
     18 
     19    [NaN, NaN, true],
     20    [NaN, undefined, false],
     21    [Infinity, -Infinity, false],
     22    [Infinity, Infinity, true],
     23 ]
     24 
     25 for (var test of list) {
     26    assertEq(Object.is(test[0], test[1]), test[2])
     27 }
     28 
     29 var obj = {}
     30 assertEq(Object.is(obj, obj), true);
     31 assertEq(Object.is(obj, {}), false);
     32 assertEq(Object.is([], []), false);
     33 
     34 assertEq(Object.is(null, null, null), true);
     35 
     36 /* Not defined parameters are undefined ... */
     37 assertEq(Object.is(null), false);
     38 assertEq(Object.is(undefined), true);
     39 assertEq(Object.is(), true);
     40 
     41 assertEq(Object.is.length, 2);