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 // Basic getOwnPropertyNames tests.

 var g = newGlobal();

 var dbg = Debugger();

 var gobj = dbg.addDebuggee(g);

 function test(code) {

     code = "(" + code + ");";

     var expected = Object.getOwnPropertyNames(eval(code));

     g.eval("obj = " + code);

     var actual = gobj.getOwnPropertyDescriptor("obj").value.getOwnPropertyNames();

     assertEq(JSON.stringify(actual.sort()), JSON.stringify(expected.sort()));

 }

 test("{}");

 test("{a: 0, b: 1}");

 test("{'name with space': 0}");

 test("{get x() {}, set y(v) {}}");

 test("{get x() { throw 'fit'; }}");

 test("Object.create({a: 1})");

 test("Object.create({get a() {}, set a(v) {}})");

 test("(function () { var x = {a: 0, b: 1}; delete a; return x; })()");

 test("Object.create(null, {x: {value: 0}})");

 test("[]");

 test("[0, 1, 2]");

 test("[,,,,,]");

 test("/a*a/");

 test("function () {}");