test_geckoview_translations.html

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<!DOCTYPE HTML>

<html lang="en">

<head>

  <meta charset="utf-8">

  <title>Tests for GeckoView Translations Module</title>

  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

  <script type="text/javascript" src="head.js" type="application/javascript"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

</head>

<body>

<script class="testbody" type="text/javascript">

async function requestTranslate() {

    const chromeScript = SpecialPowers.loadChromeScript(_ => {

        /* eslint-env mozilla/chrome-script */

        addMessageListener("translate",() => {

            // Get Chrome

            const navigator = Services.wm.getMostRecentWindow("navigator:geckoview");

            // Setup Translations Parent values

            const translationsParent = navigator.window.moduleManager.getActor("Translations");

            translationsParent.languageState.detectedLanguages = "en";

            // Callback to signal wait ended

            const { promise, resolve, reject } = Promise.withResolvers();

            const callback = {

                onSuccess(message) {

                    resolve()

},

                onError(error) {

                    reject()

};

            // Simulate GeckoView callers through Java

            const dispatcher = navigator.window.WindowEventDispatcher;

            dispatcher.dispatch("GeckoView:Translations:Translate",

                fromLanguage: "en",

                toLanguage: "es"

            }, callback);

            return promise;

});

});

    const result = await chromeScript.sendQuery("translate");

    chromeScript.destroy();

    return result;

  add_task(async function test_translate_telemetry() {

    const startCount = await GleanTest.translations.requestsCount.testGetValue() ?? 0;

    await requestTranslate();

    const endCount = await GleanTest.translations.requestsCount.testGetValue() ?? 0;

    is(endCount - startCount, 1, "Translation telemetry only incremented once during the test.");

    const translationRequest = await GleanTest.translations.translationRequest.testGetValue() ?? 0;

    is(translationRequest[0].extra.from_language, "en", "Translation telemetry recorded the expected from language.");

    is(translationRequest[0].extra.to_language, "es", "Translation telemetry recorded the expected to language.");

    is(translationRequest[0].extra.auto_translate, "false", "Translation telemetry recorded the correct translation method.");

});

</script>

</body>

</html>