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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/**
* Test the debounce behavior.
*/
add_task(async function test_about_translations_debounce() {
await openAboutTranslations({
languagePairs: [
{ fromLang: "en", toLang: "fr" },
{ fromLang: "fr", toLang: "en" },
],
runInPage: async ({ selectors }) => {
const { document, window } = content;
// Do not allow the debounce to come to completion.
Cu.waiveXrays(window).DEBOUNCE_DELAY = 5;
await ContentTaskUtils.waitForCondition(
() => {
return document.body.hasAttribute("ready");
},
"Waiting for the document to be ready.",
100,
200
);
/** @type {HTMLSelectElement} */
const fromSelect = document.querySelector(selectors.fromLanguageSelect);
/** @type {HTMLSelectElement} */
const toSelect = document.querySelector(selectors.toLanguageSelect);
/** @type {HTMLTextAreaElement} */
const translationTextarea = document.querySelector(
selectors.translationTextarea
);
/** @type {HTMLDivElement} */
const translationResult = document.querySelector(
selectors.translationResult
);
async function assertTranslationResult(translation) {
try {
await ContentTaskUtils.waitForCondition(
() => translation === translationResult.innerText,
`Waiting for: "${translation}"`,
100,
200
);
} catch (error) {
// The result wasn't found, but the assertion below will report the error.
console.error(error);
}
is(
translation,
translationResult.innerText,
"The text runs through the mocked translations engine."
);
}
function setInput(element, value) {
element.value = value;
element.dispatchEvent(new Event("input"));
}
setInput(fromSelect, "en");
setInput(toSelect, "fr");
setInput(translationTextarea, "T");
info("Get the translations into a stable translationed state");
await assertTranslationResult("T [en to fr]");
info("Reset and pause the debounce state.");
Cu.waiveXrays(window).DEBOUNCE_DELAY = 1_000_000_000;
Cu.waiveXrays(window).DEBOUNCE_RUN_COUNT = 0;
info("Input text which will be debounced.");
setInput(translationTextarea, "T");
setInput(translationTextarea, "Te");
setInput(translationTextarea, "Tex");
is(Cu.waiveXrays(window).DEBOUNCE_RUN_COUNT, 0, "Debounce has not run.");
info("Allow the debounce to actually come to completion.");
Cu.waiveXrays(window).DEBOUNCE_DELAY = 5;
setInput(translationTextarea, "Text");
await assertTranslationResult("TEXT [en to fr]");
is(Cu.waiveXrays(window).DEBOUNCE_RUN_COUNT, 1, "Debounce ran once.");
},
});
});
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