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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import os
import sys
# add this directory to the path
sys.path.append(os.path.dirname(__file__))
from session_store_test_case import SessionStoreTestCase
def inline(title):
return f"data:text/html;charset=utf-8,<html><head><title>{title}</title></head><body></body></html>"
class TestSessionRestoreManually(SessionStoreTestCase):
"""
Test that window attributes for each window are restored
correctly (with manual session restore) in a new session.
"""
def setUp(self):
super(TestSessionRestoreManually, self).setUp(
startup_page=1,
include_private=False,
restore_on_demand=True,
test_windows=set(
[
# Window 1
(
inline("lorem ipsom"),
inline("dolor"),
),
# Window 2
(inline("sit"),),
]
),
)
def test_restore(self):
self.marionette.execute_script(
"""
Services.prefs.setBoolPref("browser.sessionstore.persist_closed_tabs_between_sessions", true);
"""
)
self.wait_for_windows(
self.all_windows, "Not all requested windows have been opened"
)
self.assertEqual(
len(self.marionette.chrome_window_handles),
2,
msg="Should have 3 windows open.",
)
self.marionette.execute_async_script(
"""
function getAllBrowserWindows() {
return Array.from(Services.wm.getEnumerator("navigator:browser"));
}
function promiseResize(value, win) {
let deferred = Promise.withResolvers();
let id;
function listener() {
win.clearTimeout(id);
if (win.innerWidth <= value) {
id = win.setTimeout(() => {
win.removeEventListener("resize", listener);
deferred.resolve()
}, 100);
}
}
if (win.innerWidth > value) {
win.addEventListener("resize", listener);
win.resizeTo(value, value);
} else {
deferred.resolve()
}
return deferred.promise;
}
let resolve = arguments[0];
let windows = getAllBrowserWindows();
let value = 500;
promiseResize(value, windows[1]).then(resolve);
"""
)
self.marionette.quit()
self.marionette.start_session()
self.marionette.set_context("chrome")
# restore the previous session
self.marionette.execute_script(
"""
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
SessionStore: "resource:///modules/sessionstore/SessionStore.sys.mjs",
});
function observeClosedObjectsChange() {
return new Promise(resolve => {
function observe(subject, topic, data) {
if (topic == "sessionstore-closed-objects-changed") {
Services.obs.removeObserver(this, "sessionstore-closed-objects-changed");
resolve('observed closed objects changed');
};
}
Services.obs.addObserver(observe, "sessionstore-closed-objects-changed");
});
};
async function checkForWindowHeight() {
let closedWindowsObserver = observeClosedObjectsChange();
lazy.SessionStore.restoreLastSession();
await closedWindowsObserver;
}
checkForWindowHeight();
"""
)
self.assertEqual(
len(self.marionette.chrome_window_handles),
2,
msg="Windows from last session have been restored.",
)
self.assertEqual(
self.marionette.execute_script(
"""
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
SessionStore: "resource:///modules/sessionstore/SessionStore.sys.mjs",
});
let state = SessionStore.getCurrentState()
return state.windows[1]["height"]
"""
),
500,
"Second window has been restored to the correct height.",
)
|
