browser_pdfjs_load_telemetry.js

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/* Any copyright is dedicated to the Public Domain.

 * http://creativecommons.org/publicdomain/zero/1.0/ */

const RELATIVE_DIR = "toolkit/components/pdfjs/test/";

const TESTROOT = "https://example.com/browser/" + RELATIVE_DIR;

// Test telemetry.

add_task(async function test() {

  let mimeService = Cc["@mozilla.org/mime;1"].getService(Ci.nsIMIMEService);

  let handlerInfo = mimeService.getFromTypeAndExtension(

    "application/pdf",

    "pdf"

);

  // Make sure pdf.js is the default handler.

is(

    handlerInfo.alwaysAskBeforeHandling,

    false,

    "pdf handler defaults to always-ask is false"

);

is(

    handlerInfo.preferredAction,

    Ci.nsIHandlerInfo.handleInternally,

    "pdf handler defaults to internal"

);

  info("Pref action: " + handlerInfo.preferredAction);

  await BrowserTestUtils.withNewTab(

    { gBrowser, url: "about:blank" },

    async function (browser) {

      Services.fog.testResetFOG();

      await Services.fog.testFlushAllChildren();

      Assert.equal(Glean.pdfjs.timeToView.testGetValue(), undefined);

      Assert.equal(Glean.pdfjs.used.testGetValue() || 0, 0);

      // check that PDF is opened with internal viewer

      await waitForPdfJSCanvas(browser, TESTROOT + "file_pdfjs_test.pdf");

      await Services.fog.testFlushAllChildren();

      Assert.ok(Glean.pdfjs.timeToView.testGetValue().sum !== 0);

      Assert.equal(Glean.pdfjs.used.testGetValue(), 1);

      await SpecialPowers.spawn(browser, [], async function () {

        var viewer = content.wrappedJSObject.PDFViewerApplication;

        await viewer.close();

});

);

});