Object-defineProperties-01.js

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// Debug.Object.prototype.defineProperties.

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

var dbg = new Debugger;

var gw = dbg.addDebuggee(g);

var descProps = ['configurable', 'enumerable', 'writable', 'value', 'get', 'set'];

function test(objexpr, descs) {

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

    var gobjw = gw.getOwnPropertyDescriptor("obj").value;

    gobjw.defineProperties(descs);

    var indirectEval = eval;

    var obj = indirectEval("(" + objexpr + ");");

    Object.defineProperties(obj, descs);

    var ids = Object.keys(descs);

    for (var i = 0; i < ids.length; i++) {

        var actual = gobjw.getOwnPropertyDescriptor(ids[i]);

        var expected = Object.getOwnPropertyDescriptor(obj, ids[i]);

        assertEq(Object.getPrototypeOf(actual), Object.prototype);

        assertEq(actual.configurable, expected.configurable);

        assertEq(actual.enumerable, expected.enumerable);

        for (var j = 0; j < descProps; j++) {

            var prop = descProps[j];

            assertEq(prop in actual, prop in expected);

            assertEq(actual[prop], expected[prop]);

test("{}", {});

test("/abc/", {});

g.eval("var aglobal = newGlobal('same-compartment');");

var aglobal = newGlobal('same-compartment');

test("aglobal", {});

var adescs = {a: {enumerable: true, writable: true, value: 0}};

test("{}", adescs);

test("{a: 1}", adescs);

var arrdescs = [{value: 'a'}, {value: 'b'}, , {value: 'd'}];

test("{}", arrdescs);

test("[]", arrdescs);

test("[0, 1, 2, 3]", arrdescs);