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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
add_task(async function () {
await pushPref("devtools.chrome.enabled", true);
await addTab("about:blank");
info(`Open browser console with ctrl-shift-j`);
// we're using the browser console so we can check for error messages that would be
// caused by console code.
const opened = waitForBrowserConsole();
EventUtils.synthesizeKey("j", { accelKey: true, shiftKey: true }, window);
const hud = await opened;
const { jsterm } = hud;
const { autocompletePopup: popup } = jsterm;
info(`Clear existing messages`);
const onMessagesCleared = hud.ui.once("messages-cleared");
await clearOutput(hud);
await onMessagesCleared;
info(`Create a null variable`);
// Using the commands directly as we don't want to impact the UI state.
await hud.commands.scriptCommand.execute("globalThis.nullVar = null");
info(`Check completion suggestions for "null"`);
await setInputValueForAutocompletion(hud, "null");
ok(popup.isOpen, "popup is open");
const expectedPopupItems = ["null", "nullVar"];
ok(
hasExactPopupLabels(popup, expectedPopupItems),
"popup has expected items"
);
info(`Check completion suggestions for "null."`);
let onAutocompleteUpdated = jsterm.once("autocomplete-updated");
EventUtils.sendString(".", hud.iframeWindow);
await onAutocompleteUpdated;
is(popup.itemCount, 0, "popup has no items");
info(`Check completion suggestions for "null"`);
onAutocompleteUpdated = jsterm.once("autocomplete-updated");
EventUtils.synthesizeKey("KEY_Backspace", undefined, hud.iframeWindow);
await onAutocompleteUpdated;
is(popup.itemCount, 2, "popup has 2 items");
info(`Check completion suggestions for "nullVar"`);
onAutocompleteUpdated = jsterm.once("autocomplete-updated");
EventUtils.sendString("Var.", hud.iframeWindow);
await onAutocompleteUpdated;
is(popup.itemCount, 0, "popup has no items");
is(popup.isOpen, false, "popup is closed");
info(`Check that no error was logged`);
await waitFor(() => findErrorMessage(hud, "", ":not(.network)")).then(
message => {
ok(false, `Got error ${JSON.stringify(message.textContent)}`);
},
error => {
if (!error.message.includes("Failed waitFor")) {
throw error;
}
ok(true, `No error was logged`);
}
);
info(`Cleanup`);
await hud.commands.scriptCommand.execute("delete globalThis.nullVar");
});
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