test262/implementation-contributed/javascriptcore/stress/get-by-val-with-symbol-exit.js
test262-automation e9a5a7f918 [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time) (#1620)
* [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time)
2018-07-03 15:59:58 -04:00

39 lines
761 B
JavaScript

var symbol1 = Symbol();
var symbol2 = Object.getOwnPropertySymbols({ [symbol1]: 42 })[0];
function shouldBe(actual, expected) {
if (actual !== expected)
throw new Error('bad value: ' + actual);
}
function getByVal(object, name)
{
return object[name];
}
noInline(getByVal);
function getSym1()
{
return symbol1;
}
noInline(getSym1);
function getSym2()
{
return symbol2;
}
noInline(getSym2);
var object = {
[symbol1]: 42,
hello: 50
};
for (var i = 0; i < 100; ++i)
shouldBe(getByVal(object, i % 2 === 0 ? getSym1() : getSym2()), 42);
shouldBe(getByVal(object, 'hello'), 50);
for (var i = 0; i < 10000; ++i)
shouldBe(getByVal(object, i % 2 === 0 ? getSym1() : getSym2()), 42);
shouldBe(getByVal(object, 'hello'), 50);