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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Gecko drops an editor's undo history when its frame is reconstructed
add_task(async function undoAfterViewClose() {
await UrlbarTestUtils.promisePopupOpen(window, () => {
gURLBar.focus();
EventUtils.sendString("example");
});
await UrlbarTestUtils.promiseSearchComplete(window);
Assert.equal(gURLBar.value, "example", "The string was typed.");
await UrlbarTestUtils.promisePopupClose(window);
let controller =
document.commandDispatcher.getControllerForCommand("cmd_undo");
Assert.ok(
controller.isCommandEnabled("cmd_undo"),
"Undo is available after the view closed."
);
goDoCommand("cmd_undo");
Assert.equal(gURLBar.value, "", "Undo removed the typed string.");
gURLBar.blur();
});
// Setting an input's value drops its undo history unless the input carries
// preserveundohistory, and a load sets the address bar's value
add_task(async function undoAfterNavigation() {
await SpecialPowers.pushPrefEnv({
set: [["browser.urlbar.autoFill", false]],
});
await BrowserTestUtils.withNewTab(
async browser => {
gURLBar.focus();
gURLBar.select();
let loadedValue = gURLBar.value;
await UrlbarTestUtils.promisePopupOpen(window, () =>
EventUtils.sendString(TYPED)
);
await UrlbarTestUtils.promiseSearchComplete(window);
Assert.equal(gURLBar.value, TYPED, "The string replaced the loaded URL.");
let loaded = BrowserTestUtils.browserLoaded(browser, false, url =>
url.endsWith("/234")
);
EventUtils.synthesizeKey("KEY_Enter");
await loaded;
Assert.notEqual(gURLBar.value, TYPED, "The load set the value.");
gURLBar.focus();
goDoCommand("cmd_undo");
Assert.equal(gURLBar.value, TYPED, "Undo restored the typed string.");
goDoCommand("cmd_undo");
Assert.equal(
gURLBar.value,
loadedValue,
"Undo restored the URL the typing replaced."
);
gURLBar.blur();
}
);
await SpecialPowers.popPrefEnv();
});