tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_test_data_channel_observer.js (1192B)

      1 /* Any copyright is dedicated to the Public Domain.
      2   http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 "use strict";
      5 
      6 const TEST_URI = "data:text/html;charset=utf-8,<h1>Test";
      7 
      8 let created = false;
      9 
     10 add_task(async function test_data_channel_observer() {
     11  setupObserver();
     12  let tab = await BrowserTestUtils.addTab(gBrowser, TEST_URI);
     13  await BrowserTestUtils.waitForCondition(() => created);
     14  ok(created, "We received observer notification");
     15  await BrowserTestUtils.removeTab(tab);
     16 });
     17 
     18 function setupObserver() {
     19  const observer = {
     20    QueryInterface: ChromeUtils.generateQI(["nsIObserver"]),
     21 
     22    observe: function observe(subject, topic) {
     23      switch (topic) {
     24        case "data-channel-opened": {
     25          ok(
     26            subject instanceof Ci.nsIDataChannel,
     27            "Channel should be a nsIDataChannel instance"
     28          );
     29          let channelURI = subject.QueryInterface(Ci.nsIChannel).URI.spec;
     30          if (channelURI === TEST_URI) {
     31            Services.obs.removeObserver(observer, "data-channel-opened");
     32            created = true;
     33          }
     34          break;
     35        }
     36      }
     37    },
     38  };
     39  Services.obs.addObserver(observer, "data-channel-opened");
     40 }