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Test Info:
"use strict";
// Here we want to test that blob URLs are not available cross containers.
const BASE_URI =
"contextualidentity/test/browser/empty_file.html";
add_setup(async function () {
await SpecialPowers.pushPrefEnv({
set: [["privacy.userContext.enabled", true]],
});
});
add_task(async function test() {
info("Creating a tab with UCI = 1...");
let tab1 = BrowserTestUtils.addTab(gBrowser, BASE_URI, { userContextId: 1 });
is(tab1.getAttribute("usercontextid"), "1", "New tab has UCI equal 1");
let browser1 = gBrowser.getBrowserForTab(tab1);
await BrowserTestUtils.browserLoaded(browser1);
let blobURL;
info("Creating a blob URL...");
await SpecialPowers.spawn(browser1, [], function () {
return Promise.resolve(
content.window.URL.createObjectURL(new content.window.Blob([123]))
);
}).then(newURL => {
blobURL = newURL;
});
info("Blob URL: " + blobURL);
info("Creating a tab with UCI = 2...");
let tab2 = BrowserTestUtils.addTab(gBrowser, BASE_URI, { userContextId: 2 });
is(tab2.getAttribute("usercontextid"), "2", "New tab has UCI equal 2");
let browser2 = gBrowser.getBrowserForTab(tab2);
await BrowserTestUtils.browserLoaded(browser2);
await SpecialPowers.spawn(browser2, [blobURL], function (url) {
return new Promise(resolve => {
var xhr = new content.window.XMLHttpRequest();
xhr.onerror = function () {
resolve("SendErrored");
};
xhr.onload = function () {
resolve("SendLoaded");
};
xhr.open("GET", url);
xhr.send();
});
}).then(status => {
is(
status,
"SendErrored",
"Using a blob URI from one user context id in another should not work"
);
});
info("Creating a tab with UCI = 1...");
let tab3 = BrowserTestUtils.addTab(gBrowser, BASE_URI, { userContextId: 1 });
is(tab3.getAttribute("usercontextid"), "1", "New tab has UCI equal 1");
let browser3 = gBrowser.getBrowserForTab(tab3);
await BrowserTestUtils.browserLoaded(browser3);
await SpecialPowers.spawn(browser3, [blobURL], function (url) {
return new Promise(resolve => {
var xhr = new content.window.XMLHttpRequest();
xhr.open("GET", url);
try {
xhr.send();
resolve("SendSucceeded");
} catch (e) {
resolve("SendThrew");
}
});
}).then(status => {
is(
status,
"SendSucceeded",
"Using a blob URI within a single user context id should work"
);
});
BrowserTestUtils.removeTab(tab1);
BrowserTestUtils.removeTab(tab2);
BrowserTestUtils.removeTab(tab3);
});