tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_webconsole_telemetry_js_errors.js (1773B)

      1 /* Any copyright is dedicated to the Public Domain.
      2 * http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 // Tests the DEVTOOLS_JAVASCRIPT_ERROR_DISPLAYED telemetry event.
      5 
      6 "use strict";
      7 
      8 const TEST_URI = `data:text/html,<!DOCTYPE html><meta charset=utf8><script>document()</script>`;
      9 
     10 add_task(async function () {
     11  Services.fog.testResetFOG();
     12  startTelemetry();
     13 
     14  const hud = await openNewTabAndConsole(TEST_URI);
     15 
     16  info(
     17    "Check that the error message is logged in telemetry with the expected key"
     18  );
     19  await waitFor(() => findErrorMessage(hud, "is not a function"));
     20  checkErrorDisplayedTelemetry("JSMSG_NOT_FUNCTION", 1);
     21 
     22  await reloadBrowser();
     23 
     24  info("Reloading the page (and having the same error) increments the sum");
     25  await waitFor(() => findErrorMessage(hud, "is not a function"));
     26  checkErrorDisplayedTelemetry("JSMSG_NOT_FUNCTION", 2);
     27 
     28  info(
     29    "Evaluating an expression resulting in the same error increments the sum"
     30  );
     31  await executeAndWaitForErrorMessage(
     32    hud,
     33    "window()",
     34    "window is not a function"
     35  );
     36  checkErrorDisplayedTelemetry("JSMSG_NOT_FUNCTION", 3);
     37 
     38  info(
     39    "Evaluating an expression resulting in another error is logged in telemetry"
     40  );
     41  await executeAndWaitForErrorMessage(
     42    hud,
     43    `"a".repeat(-1)`,
     44    "repeat count must be non-negative"
     45  );
     46  checkErrorDisplayedTelemetry("JSMSG_NEGATIVE_REPETITION_COUNT", 1);
     47 
     48  await executeAndWaitForErrorMessage(
     49    hud,
     50    `"b".repeat(-1)`,
     51    "repeat count must be non-negative"
     52  );
     53  checkErrorDisplayedTelemetry("JSMSG_NEGATIVE_REPETITION_COUNT", 2);
     54 });
     55 
     56 function checkErrorDisplayedTelemetry(key, count) {
     57  is(
     58    Glean.devtoolsConsole.javascriptErrorDisplayed[key].testGetValue(),
     59    count,
     60    `recorded ${key} ${count} times`
     61  );
     62 }