v8/test/mjsunit/regress/regress-1160.js

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// See: http://code.google.com/p/v8/issues/detail?id=1160

// Array.prototype.join uses a temporary array internally. Verify it
// does not crash and throws an illegal argument exception instead
// when keyed store on the array does not work as expected because of
// the setter on its prototype.

var N = 10;
var array = Array(N);
for (var i = 0; i < N; ++i) {
  array[i] = i;
}
Array.prototype.__defineSetter__(2, function() { });
assertEquals("0,1,2,3,4,5,6,7,8,9", array.join(","));