function shouldBe(actual, expected) | |
{ | |
if (actual !== expected) | |
throw new Error('bad value: ' + actual); | |
} | |
function test(object) | |
{ | |
return Object.getOwnPropertyNames(object); | |
} | |
noInline(test); | |
var object = {0: 42}; | |
for (var i = 0; i < 1e3; ++i) { | |
var result = test(object); | |
shouldBe(result.length, 1); | |
shouldBe(result[0], '0'); | |
} | |
object[1] = 44; | |
for (var i = 0; i < 1e3; ++i) { | |
var result = test(object); | |
shouldBe(result.length, 2); | |
shouldBe(result[0], '0'); | |
shouldBe(result[1], '1'); | |
} |