summaryrefslogtreecommitdiffstats
path: root/js/src/jit-test/tests/cacheir/global-getter.js
blob: cd8d0b22df3fe044c8733dfc700bc9def15ff6c4 (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
// Tests for |this| value passed to getters defined on the global.

function test(useWindowProxy) {
    var g = newGlobal({useWindowProxy});
    g.useWindowProxy = useWindowProxy;
    g.evaluate(`
        var x = 123;
        Object.defineProperty(this, "getX", {get: function() { return this.x; }});
        Object.defineProperty(Object.prototype, "protoGetX", {get: function() { return this.x * 2; }});
        Object.defineProperty(this, "thisIsProxy", {get: function() { return isProxy(this); }});

        function f() {
            for (var i = 0; i < 100; i++) {
                // GetGName
                assertEq(getX, 123);
                assertEq(protoGetX, 246);
                assertEq(thisIsProxy, useWindowProxy);
                // GetProp
                assertEq(globalThis.getX, 123);
                assertEq(globalThis.protoGetX, 246);
                assertEq(globalThis.thisIsProxy, useWindowProxy);
            }
        }
        f();
    `);
}

for (let useWindowProxy of [true, false]) {
    test(useWindowProxy);
}

setJitCompilerOption("ic.force-megamorphic", 1);

for (let useWindowProxy of [true, false]) {
    test(useWindowProxy);
}