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