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// Tests for |this| value passed to setters defined on the global.
function test(useWindowProxy) {
var g = newGlobal({useWindowProxy});
g.useWindowProxy = useWindowProxy;
g.evaluate(`
var x = 123;
Object.defineProperty(this, "checkX",
{set: function(v) { assertEq(this.x, v); }});
Object.defineProperty(Object.prototype, "protoCheckX",
{set: function(v) { assertEq(this.x * 2, v); }});
Object.defineProperty(this, "checkThisIsProxy",
{set: function(v) { assertEq(isProxy(this), v); }});
function f() {
for (var i = 0; i < 100; i++) {
// SetGName
checkX = 123;
protoCheckX = 246;
checkThisIsProxy = useWindowProxy;
// SetProp
globalThis.checkX = 123;
globalThis.protoCheckX = 246;
globalThis.checkThisIsProxy = useWindowProxy;
}
}
f();
`);
}
for (let useWindowProxy of [true, false]) {
test(useWindowProxy);
}
setJitCompilerOption("ic.force-megamorphic", 1);
for (let useWindowProxy of [true, false]) {
test(useWindowProxy);
}
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