Javascript  |  37行  |  1.67 KB

// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
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description(

"This test checks that toString and join share the same HashSet for visited elements."

);

var arr = [1, 2];
var obj = {};
obj.__proto__.toString = function() { return "*" + arr + "*"; }
arr[2] = arr;
arr[3] = obj;

shouldBe("arr.join()", "'1,2,,**'");