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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
add_task(async function () {
const tab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
"about:blank"
);
const browser = tab.linkedBrowser;
const aboutBlankBrowsingContext = browser.browsingContext;
const { webProgress } = aboutBlankBrowsingContext;
ok(
webProgress,
"Got a WebProgress interface on BrowsingContext in the parent process"
);
is(
webProgress.browsingContext,
browser.browsingContext,
"WebProgress.browsingContext refers to the right BrowsingContext"
);
const onLocationChanged = waitForNextLocationChange(webProgress);
const newLocation = "data:text/html;charset=utf-8,first-page";
let loaded = BrowserTestUtils.browserLoaded(browser);
BrowserTestUtils.startLoadingURIString(browser, newLocation);
await loaded;
const firstPageBrowsingContext = browser.browsingContext;
const isBfcacheInParentEnabled =
SpecialPowers.Services.appinfo.sessionHistoryInParent &&
SpecialPowers.Services.prefs.getBoolPref("fission.bfcacheInParent");
if (isBfcacheInParentEnabled) {
isnot(
aboutBlankBrowsingContext,
firstPageBrowsingContext,
"With bfcache in parent, navigations spawn a new BrowsingContext"
);
} else {
is(
aboutBlankBrowsingContext,
firstPageBrowsingContext,
"Without bfcache in parent, navigations reuse the same BrowsingContext"
);
}
info("Wait for onLocationChange to be fired");
{
const { browsingContext, location, request, flags } =
await onLocationChanged;
is(
browsingContext,
firstPageBrowsingContext,
"Location change fires on the new BrowsingContext"
);
ok(location instanceof Ci.nsIURI);
is(location.spec, newLocation);
ok(request instanceof Ci.nsIChannel);
is(request.URI.spec, newLocation);
is(flags, 0);
}
const onIframeLocationChanged = waitForNextLocationChange(webProgress);
const iframeLocation = "data:text/html;charset=utf-8,iframe";
const iframeBC = await SpecialPowers.spawn(
browser,
[iframeLocation],
async url => {
const iframe = content.document.createElement("iframe");
await new Promise(resolve => {
iframe.addEventListener("load", resolve, { once: true });
iframe.src = url;
content.document.body.appendChild(iframe);
});
return iframe.browsingContext;
}
);
ok(
iframeBC.webProgress,
"The iframe BrowsingContext also exposes a WebProgress"
);
{
const { browsingContext, location, request, flags } =
await onIframeLocationChanged;
is(
browsingContext,
iframeBC,
"Iframe location change fires on the iframe BrowsingContext"
);
ok(location instanceof Ci.nsIURI);
is(location.spec, iframeLocation);
ok(request instanceof Ci.nsIChannel);
is(request.URI.spec, iframeLocation);
is(flags, 0);
}
const onSecondLocationChanged = waitForNextLocationChange(webProgress);
const onSecondPageDocumentStart = waitForNextDocumentStart(webProgress);
// eslint-disable-next-line @microsoft/sdl/no-insecure-url
const secondLocation = "http://example.com/document-builder.sjs?html=com";
loaded = BrowserTestUtils.browserLoaded(browser);
BrowserTestUtils.startLoadingURIString(browser, secondLocation);
await loaded;
const secondPageBrowsingContext = browser.browsingContext;
if (isBfcacheInParentEnabled) {
isnot(
firstPageBrowsingContext,
secondPageBrowsingContext,
"With bfcache in parent, navigations spawn a new BrowsingContext"
);
} else {
is(
firstPageBrowsingContext,
secondPageBrowsingContext,
"Without bfcache in parent, navigations reuse the same BrowsingContext"
);
}
{
const { browsingContext, location, request, flags } =
await onSecondLocationChanged;
is(
browsingContext,
secondPageBrowsingContext,
"Second location change fires on the new BrowsingContext"
);
ok(location instanceof Ci.nsIURI);
is(location.spec, secondLocation);
ok(request instanceof Ci.nsIChannel);
is(request.URI.spec, secondLocation);
is(flags, 0);
}
{
const { browsingContext, request } = await onSecondPageDocumentStart;
is(
browsingContext,
firstPageBrowsingContext,
"STATE_START, when navigating to another process, fires on the BrowsingContext we navigate *from*"
);
ok(request instanceof Ci.nsIChannel);
is(request.URI.spec, secondLocation);
}
const onBackLocationChanged = waitForNextLocationChange(webProgress, true);
const onBackDocumentStart = waitForNextDocumentStart(webProgress);
browser.goBack();
{
const { browsingContext, location, request, flags } =
await onBackLocationChanged;
is(
browsingContext,
firstPageBrowsingContext,
"location change, when navigating back, fires on the BrowsingContext we navigate *to*"
);
ok(location instanceof Ci.nsIURI);
is(location.spec, newLocation);
ok(request instanceof Ci.nsIChannel);
is(request.URI.spec, newLocation);
is(flags, 0);
}
{
const { browsingContext, request } = await onBackDocumentStart;
is(
browsingContext,
secondPageBrowsingContext,
"STATE_START, when navigating back, fires on the BrowsingContext we navigate *from*"
);
ok(request instanceof Ci.nsIChannel);
is(request.URI.spec, newLocation);
}
BrowserTestUtils.removeTab(tab);
});
function waitForNextLocationChange(webProgress, onlyTopLevel = false) {
return new Promise(resolve => {
const wpl = {
QueryInterface: ChromeUtils.generateQI([
"nsIWebProgressListener",
"nsISupportsWeakReference",
]),
onLocationChange(progress, request, location, flags) {
if (onlyTopLevel && progress.browsingContext.parent) {
// Ignore non-toplevel.
return;
}
webProgress.removeProgressListener(wpl, Ci.nsIWebProgress.NOTIFY_ALL);
resolve({
browsingContext: progress.browsingContext,
location,
request,
flags,
});
},
};
// Add a strong reference to the progress listener.
resolve.wpl = wpl;
webProgress.addProgressListener(wpl, Ci.nsIWebProgress.NOTIFY_ALL);
});
}
function waitForNextDocumentStart(webProgress) {
return new Promise(resolve => {
const wpl = {
QueryInterface: ChromeUtils.generateQI([
"nsIWebProgressListener",
"nsISupportsWeakReference",
]),
onStateChange(progress, request, flags, status) {
if (
flags & Ci.nsIWebProgressListener.STATE_IS_DOCUMENT &&
flags & Ci.nsIWebProgressListener.STATE_START
) {
webProgress.removeProgressListener(wpl, Ci.nsIWebProgress.NOTIFY_ALL);
resolve({ browsingContext: progress.browsingContext, request });
}
},
};
// Add a strong reference to the progress listener.
resolve.wpl = wpl;
webProgress.addProgressListener(wpl, Ci.nsIWebProgress.NOTIFY_ALL);
});
}
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