Object-defineProperty-04.js

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// defineProperty can add array elements, bumping length

var g = newGlobal({newCompartment: true});

g.a = g.Array(0, 1, 2);

var dbg = new Debugger;

var gw = dbg.addDebuggee(g);

var aw = gw.getOwnPropertyDescriptor("a").value;

aw.defineProperty(3, {configurable: true, enumerable: true, writable: true, value: 3});

assertEq(g.a.length, 4);