tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

test_artificialFailure.js (2458B)

      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 { SimpleDBUtils } = ChromeUtils.importESModule(
     13  "resource://testing-common/dom/simpledb/test/modules/SimpleDBUtils.sys.mjs"
     14 );
     15 
     16 async function testArtificialFailure() {
     17  const categories = [
     18    Ci.nsIQuotaArtificialFailure.CATEGORY_NONE,
     19    Ci.nsIQuotaArtificialFailure.CATEGORY_INITIALIZE_ORIGIN,
     20  ];
     21  const principal = PrincipalUtils.createPrincipal("https://example.com");
     22  const name = "foo";
     23 
     24  for (let category of categories) {
     25    info("Creating database");
     26 
     27    {
     28      const connection = SimpleDBUtils.createConnection(principal);
     29 
     30      const openRequest = connection.open(name);
     31      await SimpleDBUtils.requestFinished(openRequest);
     32 
     33      const closeRequest = connection.close();
     34      await SimpleDBUtils.requestFinished(closeRequest);
     35    }
     36 
     37    info("Resetting storage");
     38 
     39    {
     40      const request = Services.qms.reset();
     41      await QuotaUtils.requestFinished(request);
     42    }
     43 
     44    info("Opening database");
     45 
     46    const ex = await QuotaUtils.withArtificialFailures(
     47      category,
     48      /* probability */ 100,
     49      Cr.NS_ERROR_FILE_ACCESS_DENIED,
     50      async function () {
     51        const connection = SimpleDBUtils.createConnection(principal);
     52        const request = connection.open(name);
     53        try {
     54          await SimpleDBUtils.requestFinished(request);
     55          return null;
     56        } catch (ex) {
     57          return ex;
     58        }
     59      }
     60    );
     61 
     62    if (category == Ci.nsIQuotaArtificialFailure.CATEGORY_NONE) {
     63      Assert.ok(!ex, "Should not have thrown");
     64    } else {
     65      Assert.ok(ex, "Should have thrown");
     66      Assert.strictEqual(
     67        ex.resultCode,
     68        // NS_ERROR_FILE_ACCESS_DENIED is mapped to NS_ERROR_FAILURE during error
     69        // propagation.
     70        NS_ERROR_FAILURE,
     71        "Threw right result code"
     72      );
     73    }
     74 
     75    info("Clearing storage");
     76 
     77    {
     78      const request = Services.qms.clear();
     79      await QuotaUtils.requestFinished(request);
     80    }
     81  }
     82 }
     83 
     84 async function testSteps() {
     85  add_task(
     86    {
     87      pref_set: [["dom.quotaManager.loadQuotaFromCache", false]],
     88    },
     89    testArtificialFailure
     90  );
     91 }