summaryrefslogtreecommitdiff
path: root/Libraries/LibJS/Tests/operators/binary-bitwise-unsigned-right-shift.js
blob: 30303672e90aab253acc82bca2f6e10499e7bc36 (plain)
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
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
load("test-common.js");

try {
  assert(0 >>> 0 === 0);
  assert(0 >>> 1 === 0);
  assert(0 >>> 2 === 0);
  assert(0 >>> 3 === 0);
  assert(0 >>> 4 === 0);
  assert(0 >>> 5 === 0);

  assert(1 >>> 0 === 1);
  assert(1 >>> 1 === 0);
  assert(1 >>> 2 === 0);
  assert(1 >>> 3 === 0);
  assert(1 >>> 4 === 0);
  assert(1 >>> 5 === 0);

  assert(5 >>> 0 === 5);
  assert(5 >>> 1 === 2);
  assert(5 >>> 2 === 1);
  assert(5 >>> 3 === 0);
  assert(5 >>> 4 === 0);
  assert(5 >>> 5 === 0);

  assert(42 >>> 0 === 42);
  assert(42 >>> 1 === 21);
  assert(42 >>> 2 === 10);
  assert(42 >>> 3 === 5);
  assert(42 >>> 4 === 2);
  assert(42 >>> 5 === 1);

  assert(-1 >>> 0 === 4294967295);
  assert(-1 >>> 1 === 2147483647);
  assert(-1 >>> 2 === 1073741823);
  assert(-1 >>> 3 === 536870911);
  assert(-1 >>> 4 === 268435455);
  assert(-1 >>> 5 === 134217727);

  assert(-5 >>> 0 === 4294967291);
  assert(-5 >>> 1 === 2147483645);
  assert(-5 >>> 2 === 1073741822);
  assert(-5 >>> 3 === 536870911);
  assert(-5 >>> 4 === 268435455);
  assert(-5 >>> 5 === 134217727);

  var x = -67;
  var y = 4;
  assert("-42" >>> 3 === 536870906);
  assert(x >>> y === 268435451);
  assert(x >>> [[[[5]]]] === 134217725);
  assert(undefined >>> y === 0);
  assert("a" >>> "b" === 0);
  assert(null >>> null === 0);
  assert(undefined >>> undefined === 0);
  assert(NaN >>> NaN === 0);
  assert(6 >>> NaN === 6);
  assert(Infinity >>> Infinity === 0);
  assert(-Infinity >>> Infinity === 0);

  console.log("PASS");
} catch (e) {
  console.log("FAIL: " + e);
}