зеркало из https://github.com/mozilla/gecko-dev.git
289 строки
14 KiB
HTML
289 строки
14 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<!--
|
|
https://bugzilla.mozilla.org/show_bug.cgi?id=787070
|
|
-->
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>Test for Bug 787070</title>
|
|
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
|
|
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
|
|
</head>
|
|
<body>
|
|
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=787070">Mozilla Bug 787070</a>
|
|
<p id="display"></p>
|
|
<div id="content" style="display: none">
|
|
<iframe id="t" src="http://example.org/tests/dom/bindings/test/file_dom_xrays.html"></iframe>
|
|
</div>
|
|
<pre id="test">
|
|
<script type="application/javascript">
|
|
|
|
/** Test for Bug 1021066 **/
|
|
|
|
var Cu = Components.utils;
|
|
|
|
// values should contain the values that the property should have on each of
|
|
// the objects on the prototype chain of obj. A value of undefined signals
|
|
// that the value should not be present on that prototype.
|
|
function checkXrayProperty(obj, name, values)
|
|
{
|
|
var instance = obj;
|
|
do {
|
|
var value = values.shift();
|
|
if (typeof value == "undefined") {
|
|
ok(!obj.hasOwnProperty(name), "hasOwnProperty shouldn't see \"" + name + "\" through Xrays");
|
|
is(Object.getOwnPropertyDescriptor(obj, name), undefined, "getOwnPropertyDescriptor shouldn't see \"" + name + "\" through Xrays");
|
|
ok(Object.keys(obj).indexOf(name) == -1, "Enumerating the Xray should not return \"" + name + "\"");
|
|
} else {
|
|
ok(obj.hasOwnProperty(name), "hasOwnProperty should see \"" + name + "\" through Xrays");
|
|
var pd = Object.getOwnPropertyDescriptor(obj, name);
|
|
ok(pd, "getOwnPropertyDescriptor should see \"" + name + "\" through Xrays");
|
|
if (pd && pd.get) {
|
|
is(pd.get.call(instance), value, "Should get the right value for \"" + name + "\" through Xrays");
|
|
} else {
|
|
is(obj[name], value, "Should get the right value for \"" + name + "\" through Xrays");
|
|
}
|
|
if (pd && pd.enumerable) {
|
|
ok(Object.keys(obj).indexOf("" + name) > -1, "Enumerating the Xray should return \"" + name + "\"");
|
|
}
|
|
}
|
|
} while ((obj = Object.getPrototypeOf(obj)));
|
|
}
|
|
|
|
function checkWindowXrayProperty(obj, name, windowValue, windowPrototypeValue, namedPropertiesValue, eventTargetValue)
|
|
{
|
|
checkXrayProperty(obj, name, [ windowValue, windowPrototypeValue, namedPropertiesValue, eventTargetValue ]);
|
|
}
|
|
|
|
function test()
|
|
{
|
|
// Window
|
|
var win = document.getElementById("t").contentWindow;
|
|
var doc = document.getElementById("t").contentDocument;
|
|
|
|
var winProto = Object.getPrototypeOf(win);
|
|
is(winProto, win.Window.prototype, "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
var namedPropertiesObject = Object.getPrototypeOf(winProto);
|
|
is(Cu.getClassName(namedPropertiesObject, /* unwrap = */ true), "WindowProperties", "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
var eventTargetProto = Object.getPrototypeOf(namedPropertiesObject);
|
|
is(eventTargetProto, win.EventTarget.prototype, "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
// Xrays need to filter expandos.
|
|
checkWindowXrayProperty(win, "expando", undefined);
|
|
ok(!("expando" in win), "Xrays should filter expandos");
|
|
|
|
checkWindowXrayProperty(win, "shadowedIframe", undefined, undefined, doc.getElementById("shadowedIframe").contentWindow);
|
|
ok("shadowedIframe" in win, "Named properties should be exposed through Xrays");
|
|
|
|
// Named properties live on the named properties object for global objects.
|
|
checkWindowXrayProperty(win, "iframe", undefined, undefined, doc.getElementById("iframe").contentWindow);
|
|
ok("iframe" in win, "Named properties should be exposed through Xrays");
|
|
|
|
// Window properties live on the instance, shadowing the properties of the named property object.
|
|
checkWindowXrayProperty(win, "document", doc, undefined, doc.getElementById("document").contentWindow);
|
|
ok("document" in win, "WebIDL properties should be exposed through Xrays");
|
|
|
|
// Unforgeable properties live on the instance, shadowing the properties of the named property object.
|
|
checkWindowXrayProperty(win, "self", win, undefined, doc.getElementById("self").contentWindow);
|
|
ok("self" in win, "WebIDL properties should be exposed through Xrays");
|
|
|
|
// Object.prototype is at the end of the prototype chain.
|
|
var obj = win;
|
|
while ((proto = Object.getPrototypeOf(obj))) {
|
|
obj = proto;
|
|
}
|
|
is(obj, win.Object.prototype, "Object.prototype should be at the end of the prototype chain");
|
|
|
|
// Named properties shouldn't shadow WebIDL- or ECMAScript-defined properties.
|
|
checkWindowXrayProperty(win, "addEventListener", undefined, undefined, undefined, eventTargetProto.addEventListener);
|
|
is(win.addEventListener, eventTargetProto.addEventListener, "Named properties shouldn't shadow WebIDL-defined properties");
|
|
|
|
is(win.toString, win.Object.prototype.toString, "Named properties shouldn't shadow ECMAScript-defined properties");
|
|
|
|
// HTMLDocument
|
|
// Unforgeable properties live on the instance.
|
|
checkXrayProperty(doc, "location", [ win.location ]);
|
|
is(String(win.location), document.getElementById("t").src,
|
|
"Should have the right stringification");
|
|
|
|
// HTMLHtmlElement
|
|
var elem = doc.documentElement;
|
|
|
|
var elemProto = Object.getPrototypeOf(elem);
|
|
is(elemProto, win.HTMLHtmlElement.prototype, "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
elemProto = Object.getPrototypeOf(elemProto);
|
|
is(elemProto, win.HTMLElement.prototype, "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
elemProto = Object.getPrototypeOf(elemProto);
|
|
is(elemProto, win.Element.prototype, "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
elemProto = Object.getPrototypeOf(elemProto);
|
|
is(elemProto, win.Node.prototype, "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
elemProto = Object.getPrototypeOf(elemProto);
|
|
is(elemProto, win.EventTarget.prototype, "The proto chain of the Xray should mirror the prototype chain of the Xrayed object");
|
|
|
|
// Xrays need to filter expandos.
|
|
ok(!("expando" in elem), "Xrays should filter expandos");
|
|
|
|
// WebIDL-defined properties live on the prototype.
|
|
checkXrayProperty(elem, "version", [ undefined, "" ]);
|
|
is(elem.version, "", "WebIDL properties should be exposed through Xrays");
|
|
|
|
// HTMLCollection
|
|
var coll = doc.getElementsByTagName("iframe");
|
|
|
|
// Named properties live on the instance for non-global objects.
|
|
checkXrayProperty(coll, "iframe", [ doc.getElementById("iframe") ]);
|
|
|
|
// Indexed properties live on the instance.
|
|
checkXrayProperty(coll, 0, [ doc.getElementById("shadowedIframe") ]);
|
|
|
|
// WebIDL-defined properties live on the prototype, overriding any named properties.
|
|
checkXrayProperty(coll, "item", [ undefined, win.HTMLCollection.prototype.item ]);
|
|
|
|
// ECMAScript-defined properties live on the prototype, overriding any named properties.
|
|
checkXrayProperty(coll, "toString", [ undefined, undefined, win.Object.prototype.toString ]);
|
|
|
|
// Frozen arrays should come from our compartment, not the target one.
|
|
var languages1 = win.navigator.languages;
|
|
isnot(languages1, undefined, "Must have .languages");
|
|
ok(Array.isArray(languages1), ".languages should be an array");
|
|
ok(Object.isFrozen(languages1), ".languages should be a frozen array");
|
|
ok(!Cu.isXrayWrapper(languages1), "Should have our own version of array");
|
|
is(Cu.getGlobalForObject(languages1), window,
|
|
"languages1 should come from our window");
|
|
// We want to get .languages in the content compartment, but without waiving
|
|
// Xrays altogether.
|
|
var languages2 = win.eval("navigator.languages");
|
|
isnot(languages2, undefined, "Must still have .languages");
|
|
ok(Array.isArray(languages2), ".languages should still be an array");
|
|
ok(Cu.isXrayWrapper(languages2), "Should have xray for content version of array");
|
|
is(Cu.getGlobalForObject(languages2), win,
|
|
"languages2 come from the underlying window");
|
|
ok(Object.isFrozen(languages2.wrappedJSObject),
|
|
".languages should still be a frozen array underneath");
|
|
isnot(languages1, languages2, "Must have distinct arrays");
|
|
isnot(languages1, languages2.wrappedJSObject,
|
|
"Must have distinct arrays no matter how we slice it");
|
|
|
|
// Check that DataTransfer's .types has the hack to alias contains()
|
|
// to includes().
|
|
var dataTransfer = new win.DataTransfer("foo", true);
|
|
is(dataTransfer.types.contains, dataTransfer.types.includes,
|
|
"Should have contains() set up as an alias to includes()");
|
|
// Waive Xrays on the dataTransfer itself, since the .types we get is
|
|
// different over Xrays vs not.
|
|
is(dataTransfer.wrappedJSObject.types.contains, undefined,
|
|
"Underlying object should not have contains() set up as an alias to " +
|
|
"includes()");
|
|
|
|
// Check that deleters work correctly in the [OverrideBuiltins] case.
|
|
var elem = win.document.documentElement;
|
|
var dataset = elem.dataset;
|
|
is(dataset.foo, undefined, "Should not have a 'foo' property");
|
|
ok(!('foo' in dataset), "Really should not have a 'foo' property");
|
|
is(elem.getAttribute("data-foo"), null,
|
|
"Should not have a 'data-foo' attribute");
|
|
ok(!elem.hasAttribute("data-foo"),
|
|
"Really should not have a 'data-foo' attribute");
|
|
dataset.foo = "bar";
|
|
is(dataset.foo, "bar", "Should now have a 'foo' property");
|
|
ok('foo' in dataset, "Really should have a 'foo' property");
|
|
is(elem.getAttribute("data-foo"), "bar",
|
|
"Should have a 'data-foo' attribute");
|
|
ok(elem.hasAttribute("data-foo"),
|
|
"Really should have a 'data-foo' attribute");
|
|
delete dataset.foo;
|
|
is(dataset.foo, undefined, "Should not have a 'foo' property again");
|
|
ok(!('foo' in dataset), "Really should not have a 'foo' property again");
|
|
is(elem.getAttribute("data-foo"), null,
|
|
"Should not have a 'data-foo' attribute again");
|
|
ok(!elem.hasAttribute("data-foo"),
|
|
"Really should not have a 'data-foo' attribute again");
|
|
|
|
// Check that deleters work correctly in the non-[OverrideBuiltins] case.
|
|
var storage = win.sessionStorage;
|
|
is(storage.foo, undefined, "Should not have a 'foo' property");
|
|
ok(!('foo' in storage), "Really should not have a 'foo' property");
|
|
is(storage.getItem("foo"), null, "Should not have an item named 'foo'");
|
|
storage.foo = "bar";
|
|
is(storage.foo, "bar", "Should have a 'foo' property");
|
|
ok('foo' in storage, "Really should have a 'foo' property");
|
|
is(storage.getItem("foo"), "bar", "Should have an item named 'foo'");
|
|
delete storage.foo
|
|
is(storage.foo, undefined, "Should not have a 'foo' property again");
|
|
ok(!('foo' in storage), "Really should not have a 'foo' property again");
|
|
is(storage.getItem("foo"), null, "Should not have an item named 'foo' again");
|
|
|
|
// Non-static properties are not exposed on interface objects or instances.
|
|
is(win.HTMLInputElement.checkValidity, undefined,
|
|
"Shouldn't see non-static property on interface objects");
|
|
is(Object.getOwnPropertyDescriptor(win.HTMLInputElement, "checkValidity"), undefined,
|
|
"Shouldn't see non-static property on interface objects");
|
|
is(Object.getOwnPropertyNames(win.HTMLInputElement).indexOf("checkValidity"), -1,
|
|
"Shouldn't see non-static property on interface objects");
|
|
isnot(typeof doc.createElement("input").checkValidity, "undefined",
|
|
"Should see non-static property on prototype objects");
|
|
is(Object.getOwnPropertyDescriptor(doc.createElement("input"), "checkValidity"), undefined,
|
|
"Shouldn't see non-static property on instances");
|
|
isnot(typeof Object.getOwnPropertyDescriptor(win.HTMLInputElement.prototype, "checkValidity"), "undefined",
|
|
"Should see non-static property on prototype objects");
|
|
|
|
// Static properties are not exposed on prototype objects or instances.
|
|
isnot(typeof win.URL.createObjectURL, "undefined",
|
|
"Should see static property on interface objects");
|
|
isnot(typeof Object.getOwnPropertyDescriptor(win.URL, "createObjectURL"), "undefined",
|
|
"Should see static property on interface objects");
|
|
isnot(Object.getOwnPropertyNames(win.URL).indexOf("createObjectURL"), -1,
|
|
"Should see static property on interface objects");
|
|
is(new URL('http://example.org').createObjectURL, undefined,
|
|
"Shouldn't see static property on instances and prototype ojbects");
|
|
is(Object.getOwnPropertyDescriptor(new URL('http://example.org'), "createObjectURL"), undefined,
|
|
"Shouldn't see static property on instances");
|
|
is(Object.getOwnPropertyDescriptor(win.URL.prototype, "createObjectURL"), undefined,
|
|
"Shouldn't see static property on prototype objects");
|
|
|
|
// Unforgeable properties are not exposed on prototype objects or interface
|
|
// objects.
|
|
is(Window.document, undefined,
|
|
"Shouldn't see unforgeable property on interface objects");
|
|
is(Object.getOwnPropertyDescriptor(Window, "document"), undefined,
|
|
"Shouldn't see unforgeable property on interface objects");
|
|
is(Object.getOwnPropertyNames(Window).indexOf("document"), -1,
|
|
"Shouldn't see unforgeable property on interface objects");
|
|
isnot(typeof win.document, "undefined",
|
|
"Should see unforgeable property on instances");
|
|
isnot(typeof Object.getOwnPropertyDescriptor(win, "document"), "undefined",
|
|
"Should see unforgeable property on instances");
|
|
is(Object.getOwnPropertyDescriptor(Window.prototype, "document"), undefined,
|
|
"Shouldn't see unforgeable property on prototype objects");
|
|
|
|
// Constant properties are not exposted on instances.
|
|
isnot(typeof win.Node.ELEMENT_NODE, "undefined",
|
|
"Should see constant property on interface objects");
|
|
isnot(typeof Object.getOwnPropertyDescriptor(win.Node, "ELEMENT_NODE"), "undefined",
|
|
"Should see constant property on interface objects");
|
|
isnot(Object.getOwnPropertyNames(win.Node).indexOf("ELEMENT_NODE"), -1,
|
|
"Should see constant property on interface objects");
|
|
isnot(typeof elem.ELEMENT_NODE, "undefined",
|
|
"Should see constant property on prototype objects");
|
|
is(Object.getOwnPropertyDescriptor(elem, "ELEMENT_NODE"), undefined,
|
|
"Shouldn't see constant property on instances");
|
|
isnot(typeof Object.getOwnPropertyDescriptor(win.Node.prototype, "ELEMENT_NODE"), "undefined",
|
|
"Should see constant property on prototype objects");
|
|
|
|
SimpleTest.finish();
|
|
}
|
|
|
|
SimpleTest.waitForExplicitFinish();
|
|
addLoadEvent(test);
|
|
|
|
</script>
|
|
</pre>
|
|
</body>
|
|
</html>
|