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https://bugzilla.mozilla.org/show_bug.cgi?id=823228
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-->
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<head>
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<meta charset="utf-8">
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<title>Test for Bug 823228</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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Mozilla Bug 823228
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<iframe name="x" id="x"></iframe>
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<iframe name="y" id="y"></iframe>
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<script type="application/javascript">
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/** Test for Bug 823228 **/
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is(window, window.frames, "These better be equal");
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ok("0" in window, "We have a subframe");
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ok("1" in window, "We have two subframes");
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ok(!("2" in window), "But we don't have three subframes");
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window[2] = "myString";
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ok(!("2" in window), "Should not be able to set indexed expando");
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Object.getPrototypeOf(window)[3] = "Hey there";
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ok("3" in window, "Should be walking up the proto chain");
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is(window[0].name, "x", "First frame is x");
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is(window[1].name, "y", "Second frame is y");
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is(window[2], undefined, "We should still not have our expando");
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is(window[3], "Hey there", "We should still have our prop on the proto chain");
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var x = $("x");
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var y = $("y");
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is(x.contentWindow, window[0], "First frame should have correct window");
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is(y.contentWindow, window[1], "Second frame should have correct window");
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// set() hook test
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throws(TypeError, function () {
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"use strict";
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window[1] = "FAIL strict";
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});
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// set() hook test
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window[1] = "FAIL";
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is(window[1].name, "y", "Second frame is still y");
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y.remove();
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ok(!("1" in window), "We no longer have two subframes");
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is(window[1], undefined, "We should not have a value here");
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// defineProperty() hook test
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function throws(errorCtor, f) {
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try {
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f();
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} catch (exc) {
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if (!(exc instanceof errorCtor))
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throw exc;
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return;
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}
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throw new Error("expected " + errCtor.name + ", no exception thrown: " + f);
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}
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x.parentNode.appendChild(y);
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throws(TypeError, function () {
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Object.defineProperty(window, "1", { value: "FAIL2", configurable: true,
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writable: true });
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});
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y.remove();
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ok(!("1" in window), "We no longer have two subframes, again");
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is(window[1], undefined, "We should not have a value here either");
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// More set() hook test
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throws(TypeError, function () {
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"use strict";
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window[1] = "FAIL3 strict";
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});
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window[1] = "FAIL3";
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ok(!("1" in window), "We shouldn't allow indexed expandos");
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is(window[1], undefined, "We should not have a value for an indexed expando");
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var desc = Object.getOwnPropertyDescriptor(window, "1");
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is(desc, undefined, "We really really shouldn't have indexed expandos");
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x.parentNode.appendChild(y);
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is(window[1], y.contentWindow, "Second frame should now be visible");
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desc = Object.getOwnPropertyDescriptor(window, "1");
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ok(desc.configurable, "Subframe should be configurable");
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ok(desc.enumerable, "Subframe should be configurable");
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ok(!desc.writable, "Subframe should not be writable");
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is(desc.value, y.contentWindow, "Subframe should have correct value");
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y.remove();
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is(window[1], undefined, "And now we should be back to no [1] property");
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// And more defineProperty()
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throws(TypeError, function () {
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Object.defineProperty(window, "1", { value: "FAIL2", configurable: true,
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writable: true });
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});
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ok(!("1" in window), "Defining indexed properties really just shouldn't work");
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is(window[1], undefined, "Defining past end of list should not work");
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// Enumeration tests
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x.parentNode.appendChild(y);
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var names = Object.getOwnPropertyNames(window);
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is(names[0], "0", "Must start with 0");
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is(names[1], "1", "Must continue with 1");
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is(names.indexOf("2"), -1, "And 2, an attempted expando, should not be in there");
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is(names.indexOf("3"), -1, "But no 3; that's on the proto");
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names = [];
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for (var name in window) {
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names.push(name);
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}
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is(names[0], "0", "Enumeration must start with 0");
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is(names[1], "1", "Enumeration must continue with 1");
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is(names.indexOf("2"), -1, "Enumeration: but no expando 2");
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isnot(names.indexOf("3"), -1, "Enumeration: and then 3, defined on the proto");
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is(names.indexOf("4"), -1, "But no 4 around");
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// Delete tests
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is(delete window[1], false, "Deleting supported index should return false");
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is(window[1], y.contentWindow, "Shouldn't be able to delete a supported index");
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y.remove();
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is(window[1], undefined,
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"And now we should have no property here");
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is(delete window[1], true, "Deleting unsupported index should return true");
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is(window[1], undefined,
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"And we shouldn't have things magically appear due to delete");
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</script>
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</body>
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</html>
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