tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_slowDatabaseInitialization.js (1947B)

      1 /**
      2 * Any copyright is dedicated to the Public Domain.
      3 * http://creativecommons.org/publicdomain/zero/1.0/
      4 */
      5 
      6 const { PrincipalUtils } = ChromeUtils.importESModule(
      7  "resource://testing-common/dom/quota/test/modules/PrincipalUtils.sys.mjs"
      8 );
      9 const { QuotaUtils } = ChromeUtils.importESModule(
     10  "resource://testing-common/dom/quota/test/modules/QuotaUtils.sys.mjs"
     11 );
     12 const { TestUtils } = ChromeUtils.importESModule(
     13  "resource://testing-common/TestUtils.sys.mjs"
     14 );
     15 
     16 add_task(
     17  { pref_set: [["dom.cache.databaseInitialization.pauseOnIOThreadMs", 2000]] },
     18  async function testSteps() {
     19    const principal = PrincipalUtils.createPrincipal("https://example.com");
     20    const name = "test_slowStorageInitialization.js";
     21 
     22    info("Testing origin clearing requested after starting database work");
     23 
     24    info("Starting database opening");
     25 
     26    const openPromise = new Promise(function (resolve, reject) {
     27      const sandbox = new Cu.Sandbox(principal, {
     28        wantGlobalProperties: ["caches"],
     29      });
     30      sandbox.resolve = resolve;
     31      sandbox.reject = reject;
     32      Cu.evalInSandbox(
     33        `caches.open("${name}").then(resolve, reject);`,
     34        sandbox
     35      );
     36    });
     37 
     38    info("Waiting for database work to start");
     39 
     40    await TestUtils.topicObserved("CacheAPI::DatabaseWorkStarted");
     41 
     42    info("Starting origin clearing");
     43 
     44    const clearPromise = (async function () {
     45      const request = Services.qms.clearStoragesForPrincipal(principal);
     46      const promise = QuotaUtils.requestFinished(request);
     47      return promise;
     48    })();
     49 
     50    info("Waiting for database to finish opening");
     51 
     52    try {
     53      await openPromise;
     54      ok(false, "Should have thrown");
     55    } catch (e) {
     56      ok(true, "Should have thrown");
     57      Assert.strictEqual(
     58        e.result,
     59        Cr.NS_ERROR_ABORT,
     60        "Threw right result code"
     61      );
     62    }
     63 
     64    info("Waiting for origin to finish clearing");
     65 
     66    await clearPromise;
     67  }
     68 );