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"use strict";
// ExtensionContent.jsm needs to know when it's running from xpcshell,
// to use the right timeout for content scripts executed at document_idle.
ExtensionTestUtils.mockAppInfo();
const server = createHttpServer();
server.registerDirectory("/data/", do_get_file("data"));
const BASE_URL = `http://localhost:${server.identity.primaryPort}/data`;
add_task(async function test_contentscript_xrays() {
async function contentScript() {
let node = window.document.createElement("div");
node.expando = 5;
browser.test.assertEq(
node.expando,
5,
"We should be able to see our expando"
);
browser.test.assertEq(
node.wrappedJSObject.expando,
undefined,
"Underlying object should not have our expando"
);
window.frames[0].document.adoptNode(node);
browser.test.assertEq(
node.expando,
5,
"Adoption should not change expandos"
);
browser.test.assertEq(
node.wrappedJSObject.expando,
undefined,
"Adoption should really not change expandos"
);
// Repeat but now with an object that has a reference from the
// window it's being cloned into.
node = window.document.createElement("div");
node.expando = 6;
browser.test.assertEq(
node.expando,
6,
"We should be able to see our expando (2)"
);
browser.test.assertEq(
node.wrappedJSObject.expando,
undefined,
"Underlying object should not have our expando (2)"
);
window.frames[0].wrappedJSObject.incoming = node.wrappedJSObject;
window.frames[0].document.adoptNode(node);
browser.test.assertEq(
node.expando,
6,
"Adoption should not change expandos (2)"
);
browser.test.assertEq(
node.wrappedJSObject.expando,
undefined,
"Adoption should really not change expandos (2)"
);
// Repeat once more, now with an expando that refers to the object itself.
node = window.document.createElement("div");
node.expando = node;
browser.test.assertEq(
node.expando,
node,
"We should be able to see our self-referential expando (3)"
);
browser.test.assertEq(
node.wrappedJSObject.expando,
undefined,
"Underlying object should not have our self-referential expando (3)"
);
window.frames[0].document.adoptNode(node);
browser.test.assertEq(
node.expando,
node,
"Adoption should not change self-referential expando (3)"
);
browser.test.assertEq(
node.wrappedJSObject.expando,
undefined,
"Adoption should really not change self-referential expando (3)"
);
// And test what happens if we now set document.domain and cause
// wrapper remapping.
let doc = window.frames[0].document;
// eslint-disable-next-line no-self-assign
doc.domain = doc.domain;
browser.test.notifyPass("contentScriptAdoptionWithXrays");
}
let extension = ExtensionTestUtils.loadExtension({
manifest: {
content_scripts: [
{
matches: ["http://*/*/file_toplevel.html"],
js: ["content_script.js"],
},
],
},
files: {
"content_script.js": contentScript,
},
});
await extension.startup();
let contentPage = await ExtensionTestUtils.loadContentPage(
`${BASE_URL}/file_toplevel.html`
);
await extension.awaitFinish("contentScriptAdoptionWithXrays");
await contentPage.close();
await extension.unload();
});
|
