haikuwebkit/LayoutTests/js/script-tests/dfg-getter-throw.js

29 lines
616 B
JavaScript

description(
"Tests that DFG getter caching does not break the world if the getter throws an exception."
);
function foo(o) {
return o.f;
}
function bar(o) {
try {
return "Returned result: " + foo(o);
} catch (e) {
return "Threw exception: " + e;
}
}
for (var i = 0; i < 200; ++i) {
var o = new Object();
o.__defineGetter__("f", function(){
if (i < 100)
return i;
else
throw "Oh hi, I'm an exception!";
});
shouldBe("bar(o)", i < 100 ? "\"Returned result: " + i + "\"" : "\"Threw exception: Oh hi, I'm an exception!\"");
}