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|
"use strict";
var { XPCOMUtils } = ChromeUtils.import(
"resource://gre/modules/XPCOMUtils.jsm"
);
var { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
var _CSvc;
function get_cache_service() {
if (_CSvc) {
return _CSvc;
}
return (_CSvc = Cc["@mozilla.org/netwerk/cache-storage-service;1"].getService(
Ci.nsICacheStorageService
));
}
function evict_cache_entries(where) {
var clearDisk = !where || where == "disk" || where == "all";
var clearMem = !where || where == "memory" || where == "all";
var clearAppCache = where == "appcache";
var svc = get_cache_service();
var storage;
if (clearMem) {
storage = svc.memoryCacheStorage(Services.loadContextInfo.default);
storage.asyncEvictStorage(null);
}
if (clearDisk) {
storage = svc.diskCacheStorage(Services.loadContextInfo.default, false);
storage.asyncEvictStorage(null);
}
if (clearAppCache) {
storage = svc.appCacheStorage(Services.loadContextInfo.default, null);
storage.asyncEvictStorage(null);
}
}
function createURI(urispec) {
var ioServ = Cc["@mozilla.org/network/io-service;1"].getService(
Ci.nsIIOService
);
return ioServ.newURI(urispec);
}
function getCacheStorage(where, lci, appcache) {
if (!lci) {
lci = Services.loadContextInfo.default;
}
var svc = get_cache_service();
switch (where) {
case "disk":
return svc.diskCacheStorage(lci, false);
case "memory":
return svc.memoryCacheStorage(lci);
case "appcache":
return svc.appCacheStorage(lci, appcache);
case "pin":
return svc.pinningCacheStorage(lci);
}
return null;
}
function asyncOpenCacheEntry(key, where, flags, lci, callback, appcache) {
key = createURI(key);
function CacheListener() {}
CacheListener.prototype = {
_appCache: appcache,
QueryInterface: ChromeUtils.generateQI(["nsICacheEntryOpenCallback"]),
onCacheEntryCheck(entry, appCache) {
if (typeof callback === "object") {
return callback.onCacheEntryCheck(entry, appCache);
}
return Ci.nsICacheEntryOpenCallback.ENTRY_WANTED;
},
onCacheEntryAvailable(entry, isnew, appCache, status) {
if (typeof callback === "object") {
// Root us at the callback
callback.__cache_listener_root = this;
callback.onCacheEntryAvailable(entry, isnew, appCache, status);
} else {
callback(status, entry, appCache);
}
},
run() {
var storage = getCacheStorage(where, lci, this._appCache);
storage.asyncOpenURI(key, "", flags, this);
},
};
new CacheListener().run();
}
function syncWithCacheIOThread(callback, force) {
if (force) {
asyncOpenCacheEntry(
"http://nonexistententry/",
"disk",
Ci.nsICacheStorage.OPEN_READONLY,
null,
function(status, entry) {
Assert.equal(status, Cr.NS_ERROR_CACHE_KEY_NOT_FOUND);
callback();
}
);
} else {
callback();
}
}
function get_device_entry_count(where, lci, continuation) {
var storage = getCacheStorage(where, lci);
if (!storage) {
continuation(-1, 0);
return;
}
var visitor = {
onCacheStorageInfo(entryCount, consumption) {
executeSoon(function() {
continuation(entryCount, consumption);
});
},
};
// get the device entry count
storage.asyncVisitStorage(visitor, false);
}
function asyncCheckCacheEntryPresence(
key,
where,
shouldExist,
continuation,
appCache
) {
asyncOpenCacheEntry(
key,
where,
Ci.nsICacheStorage.OPEN_READONLY,
null,
function(status, entry) {
if (shouldExist) {
dump("TEST-INFO | checking cache key " + key + " exists @ " + where);
Assert.equal(status, Cr.NS_OK);
Assert.ok(!!entry);
} else {
dump(
"TEST-INFO | checking cache key " + key + " doesn't exist @ " + where
);
Assert.equal(status, Cr.NS_ERROR_CACHE_KEY_NOT_FOUND);
Assert.equal(null, entry);
}
continuation();
},
appCache
);
}
|
