tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_webconsole_cached_messages_no_duplicate.js (1083B)

      1 /* Any copyright is dedicated to the Public Domain.
      2 * http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 // Test to see if we don't get duplicated messages (cached and "live").
      5 // See Bug 1578138 for more information.
      6 
      7 "use strict";
      8 
      9 // Log 1 message every 50ms, until we reach 50 messages.
     10 const TEST_URI = `data:text/html,<!DOCTYPE html><meta charset=utf8><script>
     11    var i = 0;
     12    var intervalId = setInterval(() => {
     13      if (i >= 50) {
     14        clearInterval(intervalId);
     15        intervalId = null;
     16        return;
     17      }
     18      console.log("startup message " + (++i));
     19    }, 50);
     20  </script>`;
     21 
     22 add_task(async function () {
     23  info("Add a tab and open the console");
     24  const tab = await addTab(TEST_URI, { waitForLoad: false });
     25  const hud = await openConsole(tab);
     26 
     27  info("wait until all the messages are displayed");
     28  await waitFor(
     29    () =>
     30      findConsoleAPIMessage(hud, "message 1") &&
     31      findConsoleAPIMessage(hud, "message 50")
     32  );
     33 
     34  is(
     35    (await findAllMessagesVirtualized(hud)).length,
     36    50,
     37    "We have the expected number of messages"
     38  );
     39 });