summaryrefslogtreecommitdiffstats
path: root/js/src/jit-test/tests/basic/eif-generator.js
blob: afd6e427f048ac1edfcd2472282a37acae0a2885 (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
load(libdir + "evalInFrame.js");

function* f() {
    {
        let x = 1;
        while (true) {
            yield evalInFrame(0, "x");
            x++;
            {
                let y = 1;
                yield evalInFrame(0, "++y");
                yield evalInFrame(0, "++y");
            }
        }
    }
}

var gen = f();
assertEq(gen.next().value, 1);
assertEq(gen.next().value, 2);
gc();
assertEq(gen.next().value, 3);
gc();
assertEq(gen.next().value, 2);
assertEq(gen.next().value, 2);
gc();
assertEq(gen.next().value, 3);
gc();
assertEq(gen.next().value, 3);
assertEq(gen.next().value, 2);
gc();
assertEq(gen.next().value, 3);
gen = null;
gc();

function* g() {
    {
        let x = 1;
        while (true) {
            var inner = function (inc) { x += inc; return evalInFrame(0, "x") };
            assertEq(inner(0), x);
            yield inner;
            assertEq(inner(0), x);
        }
    }
}

var gen = g();
var g1 = gen.next().value;
var g2 = gen.next().value;
gc();
assertEq(g1(1), 2);
assertEq(g2(1), 3);
gc();
assertEq(g1(1), 4);
assertEq(g2(1), 5);
gen = g1 = g2 = null;
gc();