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add_task(async function oopProcessSwap() {
const FILE = fileURL("dummy_page.html");
const WEB = httpURL("file_postmsg_parent.html");
let win = await BrowserTestUtils.openNewBrowserWindow({ fission: true });
await BrowserTestUtils.withNewTab(
{ gBrowser: win.gBrowser, url: FILE },
async browser => {
is(browser.browsingContext.children.length, 0);
info("creating an in-process frame");
let frameId = await SpecialPowers.spawn(
browser,
[{ FILE }],
async ({ FILE }) => {
let iframe = content.document.createElement("iframe");
iframe.setAttribute("src", FILE);
content.document.body.appendChild(iframe);
// The nested URI should be same-process
ok(iframe.browsingContext.docShell, "Should be in-process");
return iframe.browsingContext.id;
}
);
is(browser.browsingContext.children.length, 1);
info("navigating to x-process frame");
let oopinfo = await SpecialPowers.spawn(
browser,
[{ WEB }],
async ({ WEB }) => {
let iframe = content.document.querySelector("iframe");
iframe.contentWindow.location = WEB;
let data = await new Promise(resolve => {
content.window.addEventListener(
"message",
function (evt) {
info("oop iframe loaded");
is(evt.source, iframe.contentWindow);
resolve(evt.data);
},
{ once: true }
);
});
is(iframe.browsingContext.docShell, null, "Should be out-of-process");
is(
iframe.browsingContext.embedderElement,
iframe,
"correct embedder"
);
return {
location: data.location,
browsingContextId: iframe.browsingContext.id,
};
}
);
is(browser.browsingContext.children.length, 1);
is(
frameId,
oopinfo.browsingContextId,
`BrowsingContext should not have changed (${frameId} != ${oopinfo.browsingContextId})`
);
is(oopinfo.location, WEB, "correct location");
}
);
await BrowserTestUtils.closeWindow(win);
});
add_task(async function oopOriginProcessSwap() {
const ORG_POSTMSG = httpURL(
"file_postmsg_parent.html",
);
let win = await BrowserTestUtils.openNewBrowserWindow({ fission: true });
await BrowserTestUtils.withNewTab(
{ gBrowser: win.gBrowser, url: COM_DUMMY },
async browser => {
is(browser.browsingContext.children.length, 0);
info("creating an in-process frame");
let frameId = await SpecialPowers.spawn(
browser,
[{ COM_DUMMY }],
async ({ COM_DUMMY }) => {
let iframe = content.document.createElement("iframe");
iframe.setAttribute("src", COM_DUMMY);
content.document.body.appendChild(iframe);
// The nested URI should be same-process
ok(iframe.browsingContext.docShell, "Should be in-process");
return iframe.browsingContext.id;
}
);
is(browser.browsingContext.children.length, 1);
info("navigating to x-process frame");
let oopinfo = await SpecialPowers.spawn(
browser,
[{ ORG_POSTMSG }],
async ({ ORG_POSTMSG }) => {
let iframe = content.document.querySelector("iframe");
iframe.contentWindow.location = ORG_POSTMSG;
let data = await new Promise(resolve => {
content.window.addEventListener(
"message",
function (evt) {
info("oop iframe loaded");
is(evt.source, iframe.contentWindow);
resolve(evt.data);
},
{ once: true }
);
});
is(iframe.browsingContext.docShell, null, "Should be out-of-process");
is(
iframe.browsingContext.embedderElement,
iframe,
"correct embedder"
);
return {
location: data.location,
browsingContextId: iframe.browsingContext.id,
};
}
);
is(browser.browsingContext.children.length, 1);
is(
frameId,
oopinfo.browsingContextId,
`BrowsingContext should not have changed (${frameId} != ${oopinfo.browsingContextId})`
);
is(oopinfo.location, ORG_POSTMSG, "correct location");
}
);
await BrowserTestUtils.closeWindow(win);
});