gecko-dev/netwerk/test/unit/test_cache2-31-visit-all.js

function run_test()
{
  var storage = getCacheStorage("disk");
  var lcis = [Services.loadContextInfo.default,
              Services.loadContextInfo.custom(false, { userContextId: 1 }),
              Services.loadContextInfo.custom(false, { userContextId: 2 }),
              Services.loadContextInfo.custom(false, { userContextId: 3 })];

  do_get_profile();

  var mc = new MultipleCallbacks(8, function() {
    executeSoon(function() {
      var expectedConsumption = 8192;
      var entries = [{ uri: "http://a/", lci: lcis[0] },    // default
                     { uri: "http://b/", lci: lcis[0] },    // default
                     { uri: "http://a/", lci: lcis[1] },    // user Context 1
                     { uri: "http://b/", lci: lcis[1] },    // user Context 1
                     { uri: "http://a/", lci: lcis[2] },    // user Context 2
                     { uri: "http://b/", lci: lcis[2] },    // user Context 2
                     { uri: "http://a/", lci: lcis[3] },    // user Context 3
                     { uri: "http://b/", lci: lcis[3] }];   // user Context 3

      get_cache_service().asyncVisitAllStorages(
        // Test should store 8 entries across 4 originAttributes
        new VisitCallback(8, expectedConsumption, entries, function() {
          get_cache_service().asyncVisitAllStorages(
            // Still 8 entries expected, now don't walk them
            new VisitCallback(8, expectedConsumption, null, function() {
              finish_cache2_test();
            }),
            false
          );
        }),
        true
      );
    });
  }, true);

  // Add two cache entries for each originAttributes.
  for (var i = 0 ; i < lcis.length; i++) {
    asyncOpenCacheEntry("http://a/", "disk", Ci.nsICacheStorage.OPEN_NORMALLY, lcis[i],
      new OpenCallback(NEW, "a1m", "a1d", function(entry) {
        asyncOpenCacheEntry("http://a/", "disk", Ci.nsICacheStorage.OPEN_NORMALLY, lcis[i],
          new OpenCallback(NORMAL, "a1m", "a1d", function(entry) {
            mc.fired();
          })
        );
      })
    );

    asyncOpenCacheEntry("http://b/", "disk", Ci.nsICacheStorage.OPEN_NORMALLY, lcis[i],
      new OpenCallback(NEW, "b1m", "b1d", function(entry) {
        asyncOpenCacheEntry("http://b/", "disk", Ci.nsICacheStorage.OPEN_NORMALLY, lcis[i],
          new OpenCallback(NORMAL, "b1m", "b1d", function(entry) {
            mc.fired();
          })
        );
      })
    );
  }

  do_test_pending();
}