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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* These tests test that the initial browser tab has the right
* process type assigned to it on creation, which avoids needless
* process flips.
*/
"use strict";
const PRIVILEGEDABOUT_PROCESS_PREF =
"browser.tabs.remote.separatePrivilegedContentProcess";
const PRIVILEGEDABOUT_PROCESS_ENABLED = Services.prefs.getBoolPref(
PRIVILEGEDABOUT_PROCESS_PREF
);
const REMOTE_BROWSER_SHOWN = "remote-browser-shown";
// When the privileged content process is enabled, we expect about:home
// to load in it. Otherwise, it's in a normal web content process.
const EXPECTED_ABOUTHOME_REMOTE_TYPE = PRIVILEGEDABOUT_PROCESS_ENABLED
? E10SUtils.PRIVILEGEDABOUT_REMOTE_TYPE
: E10SUtils.DEFAULT_REMOTE_TYPE;
/**
* Test helper function that takes an nsICommandLine, and passes it
* into the default command line handler for the browser. It expects
* a new browser window to open, and then checks that the expected page
* loads in the initial tab in the expected remote type, without doing
* unnecessary process flips. The helper function then closes the window.
*
* @param aCmdLine (nsICommandLine)
* The command line to be processed by the default
* nsICommandLineHandler
* @param aExpectedURL (string)
* The URL that the initial browser tab is expected to load.
* @param aRemoteType (string)
* The expected remoteType on the initial browser tab.
* @returns Promise
* Resolves once the checks have completed, and the opened window
* have been closed.
*/
async function assertOneRemoteBrowserShown(
aCmdLine,
aExpectedURL,
aRemoteType
) {
let shownRemoteBrowsers = 0;
let observer = () => {
shownRemoteBrowsers++;
};
Services.obs.addObserver(observer, REMOTE_BROWSER_SHOWN);
let newWinPromise = BrowserTestUtils.waitForNewWindow({
url: aExpectedURL,
});
let cmdLineHandler = Cc["@mozilla.org/browser/final-clh;1"].getService(
Ci.nsICommandLineHandler
);
cmdLineHandler.handle(aCmdLine);
let newWin = await newWinPromise;
Services.obs.removeObserver(observer, REMOTE_BROWSER_SHOWN);
if (aRemoteType == E10SUtils.WEB_REMOTE_TYPE) {
Assert.ok(
E10SUtils.isWebRemoteType(newWin.gBrowser.selectedBrowser.remoteType)
);
} else {
Assert.equal(newWin.gBrowser.selectedBrowser.remoteType, aRemoteType);
}
Assert.equal(
shownRemoteBrowsers,
1,
"Should have only shown 1 remote browser"
);
await BrowserTestUtils.closeWindow(newWin);
}
/**
* Constructs an object that implements an nsICommandLine that should
* cause the default nsICommandLineHandler to open aURL as the initial
* tab in a new window. The returns nsICommandLine is stateful, and
* shouldn't be reused.
*
* @param aURL (string)
* The URL to load in the initial tab of the new window.
* @returns nsICommandLine
*/
function constructOnePageCmdLine(aURL) {
return Cu.createCommandLine(
["-url", aURL],
null,
Ci.nsICommandLine.STATE_INITIAL_LAUNCH
);
}
add_setup(async function () {
NewTabPagePreloading.removePreloadedBrowser(window);
await SpecialPowers.pushPrefEnv({
set: [
["browser.newtab.preload", false],
["browser.startup.homepage", "about:home"],
["browser.startup.page", 1],
],
});
});
/**
* This tests the default case, where no arguments are passed.
*/
add_task(async function test_default_args_and_homescreen() {
let cmdLine = Cu.createCommandLine(
[],
null,
Ci.nsICommandLine.STATE_INITIAL_LAUNCH
);
await assertOneRemoteBrowserShown(
cmdLine,
"about:home",
EXPECTED_ABOUTHOME_REMOTE_TYPE
);
});
/**
* This tests the case where about:home is passed as the lone
* argument.
*/
add_task(async function test_abouthome_arg() {
const URI = "about:home";
let cmdLine = constructOnePageCmdLine(URI);
await assertOneRemoteBrowserShown(
cmdLine,
URI,
EXPECTED_ABOUTHOME_REMOTE_TYPE
);
});
/**
* This tests the case where example.com is passed as the lone
* argument.
*/
add_task(async function test_examplecom_arg() {
const URI = "http://example.com/";
let cmdLine = constructOnePageCmdLine(URI);
await assertOneRemoteBrowserShown(
cmdLine,
URI,
E10SUtils.DEFAULT_REMOTE_TYPE
);
});
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