js/src/jit-test/tests/debug/Object-defineProperty-10.js

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1 // defineProperty can make a non-configurable writable property non-writable
2
3 load(libdir + "asserts.js");
4 var g = newGlobal();
5 var dbg = new Debugger;
6 var gw = dbg.addDebuggee(g);
7 gw.defineProperty("p", {writable: true, value: 1});
8 gw.defineProperty("p", {writable: false});
9 g.p = 4;
10 assertEq(g.p, 1);

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