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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
function test() {
TestRunner.run();
}
/**
* This test makes sure that we correctly preserve tab attributes when storing
* and restoring tabs. It also ensures that we skip special attributes like
* 'image' and 'pending' that need to be handled differently or internally.
*/
const PREF = "browser.sessionstore.restore_on_demand";
function runTests() {
Services.prefs.setBoolPref(PREF, true)
registerCleanupFunction(() => Services.prefs.clearUserPref(PREF));
// Add a new tab with a nice icon.
let tab = gBrowser.addTab("about:robots");
yield whenBrowserLoaded(tab.linkedBrowser);
// Check that the tab has an 'image' attribute.
ok(tab.hasAttribute("image"), "tab.image exists");
// Make sure we do not persist 'image' attributes.
ss.persistTabAttribute("image");
let {attributes} = JSON.parse(ss.getTabState(tab));
ok(!("image" in attributes), "'image' attribute not saved");
ok(!("custom" in attributes), "'custom' attribute not saved");
// Test persisting a custom attribute.
tab.setAttribute("custom", "foobar");
ss.persistTabAttribute("custom");
let {attributes} = JSON.parse(ss.getTabState(tab));
is(attributes.custom, "foobar", "'custom' attribute is correct");
// Make sure we're backwards compatible and restore old 'image' attributes.
let state = {
entries: [{url: "about:mozilla"}],
attributes: {custom: "foobaz", image: gBrowser.getIcon(tab)}
};
// Prepare a pending tab waiting to be restored.
whenTabRestoring(tab);
yield ss.setTabState(tab, JSON.stringify(state));
ok(tab.hasAttribute("pending"), "tab is pending");
is(gBrowser.getIcon(tab), state.attributes.image, "tab has correct icon");
// Let the pending tab load.
gBrowser.selectedTab = tab;
yield whenTabRestored(tab);
// Ensure no 'image' or 'pending' attributes are stored.
let {attributes} = JSON.parse(ss.getTabState(tab));
ok(!("image" in attributes), "'image' attribute not saved");
ok(!("pending" in attributes), "'pending' attribute not saved");
is(attributes.custom, "foobaz", "'custom' attribute is correct");
// Clean up.
gBrowser.removeTab(tab);
}
function whenTabRestoring(tab) {
tab.addEventListener("SSTabRestoring", function onRestoring() {
tab.removeEventListener("SSTabRestoring", onRestoring);
executeSoon(next);
});
}
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