|
1 // Test strict-equality with a constant boolean. |
|
2 function test1() { |
|
3 var a = [{}, false, true, 0]; |
|
4 var res = 0; |
|
5 |
|
6 for (var i=0; i<100; i++) { |
|
7 if (a[i % 4] === false) |
|
8 res += 1; |
|
9 } |
|
10 assertEq(res, 25); |
|
11 |
|
12 res = 0; |
|
13 for (var i=0; i<100; i++) { |
|
14 if (true !== a[i % 4]) |
|
15 res += 1; |
|
16 } |
|
17 assertEq(res, 75); |
|
18 |
|
19 res = 0; |
|
20 for (var i=0; i<100; i++) { |
|
21 res += (a[i % 4] === true); |
|
22 } |
|
23 assertEq(res, 25); |
|
24 |
|
25 res = 0; |
|
26 for (var i=0; i<100; i++) { |
|
27 res += (false !== a[i % 4]); |
|
28 } |
|
29 assertEq(res, 75); |
|
30 } |
|
31 test1(); |
|
32 |
|
33 // Test strict-equality with non-constant boolean. |
|
34 var TRUE = true; |
|
35 var FALSE = false; |
|
36 |
|
37 function test2() { |
|
38 var a = [{}, false, true, 0]; |
|
39 var res = 0; |
|
40 |
|
41 for (var i=0; i<100; i++) { |
|
42 if (a[i % 4] === FALSE) |
|
43 res += 1; |
|
44 } |
|
45 assertEq(res, 25); |
|
46 |
|
47 res = 0; |
|
48 for (var i=0; i<100; i++) { |
|
49 if (TRUE !== a[i % 4]) |
|
50 res += 1; |
|
51 } |
|
52 assertEq(res, 75); |
|
53 |
|
54 res = 0; |
|
55 for (var i=0; i<100; i++) { |
|
56 res += (a[i % 4] === TRUE); |
|
57 } |
|
58 assertEq(res, 25); |
|
59 |
|
60 res = 0; |
|
61 for (var i=0; i<100; i++) { |
|
62 res += (FALSE !== a[i % 4]); |
|
63 } |
|
64 assertEq(res, 75); |
|
65 } |
|
66 test2(); |