test262/implementation-contributed/javascriptcore/stress/symbol-identity.js

21 lines
372 B
JavaScript

function shouldBe(actual, expected)
{
if (actual !== expected)
throw new Error('bad value: ' + actual);
}
noInline(shouldBe);
function test()
{
return Symbol();
}
noInline(test);
var set = new Set;
for (var i = 0; i < 1e4; ++i) {
var symbol = test();
set.add(symbol);
shouldBe(set.size, i + 1);
shouldBe(symbol.description, undefined);
}