The Tor Browser: comparison dom/indexedDB/test/helpers.js

comparison: dom/indexedDB/test/helpers.js

dom/indexedDB/test/helpers.js

branch: TOR_BUG_9701
changeset 15: b8a032363ba2

equal deleted inserted replaced

--1:000000000000
+:bcfb4f33c7cb
+/**
+* Any copyright is dedicated to the Public Domain.
+* http://creativecommons.org/publicdomain/zero/1.0/
+*/
+var testGenerator = testSteps();
+var archiveReaderEnabled = false;
+// The test js is shared between xpcshell (which has no SpecialPowers object)
+// and content mochitests (where the |Components| object is accessible only as
+// SpecialPowers.Components). Expose Components if necessary here to make things
+// work everywhere.
+//
+// Even if the real |Components| doesn't exist, we might shim in a simple JS
+// placebo for compat. An easy way to differentiate this from the real thing
+// is whether the property is read-only or not.
+var c = Object.getOwnPropertyDescriptor(this, 'Components');
+if ((!c.value || c.writable) && typeof SpecialPowers === 'object')
+Components = SpecialPowers.Components;
+function executeSoon(aFun)
+{
+let comp = SpecialPowers.wrap(Components);
+let thread = comp.classes["@mozilla.org/thread-manager;1"]
+.getService(comp.interfaces.nsIThreadManager)
+.mainThread;
+thread.dispatch({
+run: function() {
+aFun();
+}
+}, Components.interfaces.nsIThread.DISPATCH_NORMAL);
+}
+function clearAllDatabases(callback) {
+function runCallback() {
+SimpleTest.executeSoon(function () { callback(); });
+}
+if (!SpecialPowers.isMainProcess()) {
+runCallback();
+return;
+}
+let comp = SpecialPowers.wrap(Components);
+let quotaManager =
+comp.classes["@mozilla.org/dom/quota/manager;1"]
+.getService(comp.interfaces.nsIQuotaManager);
+let uri = SpecialPowers.wrap(document).documentURIObject;
+// We need to pass a JS callback to getUsageForURI. However, that callback
+// takes an XPCOM URI object, which will cause us to throw when we wrap it
+// for the content compartment. So we need to define the function in a
+// privileged scope, which we do using a sandbox.
+var sysPrin = SpecialPowers.Services.scriptSecurityManager.getSystemPrincipal();
+var sb = new SpecialPowers.Cu.Sandbox(sysPrin);
+sb.ok = ok;
+sb.runCallback = runCallback;
+var cb = SpecialPowers.Cu.evalInSandbox((function(uri, usage, fileUsage) {
+if (usage) {
+ok(false,
+"getUsageForURI returned non-zero usage after clearing all " +
+"storages!");
+}
+runCallback();
+}).toSource(), sb);
+quotaManager.clearStoragesForURI(uri);
+quotaManager.getUsageForURI(uri, cb);
+}
+if (!window.runTest) {
+window.runTest = function(limitedQuota)
+{
+SimpleTest.waitForExplicitFinish();
+if (limitedQuota) {
+denyUnlimitedQuota();
+}
+else {
+allowUnlimitedQuota();
+}
+enableExperimental();
+enableArchiveReader();
+clearAllDatabases(function () { testGenerator.next(); });
+}
+}
+function finishTest()
+{
+resetUnlimitedQuota();
+resetExperimental();
+resetArchiveReader();
+SpecialPowers.notifyObserversInParentProcess(null, "disk-space-watcher",
+"free");
+SimpleTest.executeSoon(function() {
+testGenerator.close();
+//clearAllDatabases(function() { SimpleTest.finish(); });
+SimpleTest.finish();
+});
+}
+function browserRunTest()
+{
+testGenerator.next();
+}
+function browserFinishTest()
+{
+setTimeout(function() { testGenerator.close(); }, 0);
+}
+function grabEventAndContinueHandler(event)
+{
+testGenerator.send(event);
+}
+function continueToNextStep()
+{
+SimpleTest.executeSoon(function() {
+testGenerator.next();
+});
+}
+function continueToNextStepSync()
+{
+testGenerator.next();
+}
+function errorHandler(event)
+{
+ok(false, "indexedDB error, '" + event.target.error.name + "'");
+finishTest();
+}
+function browserErrorHandler(event)
+{
+browserFinishTest();
+throw new Error("indexedDB error (" + event.code + "): " + event.message);
+}
+function unexpectedSuccessHandler()
+{
+ok(false, "Got success, but did not expect it!");
+finishTest();
+}
+function expectedErrorHandler(name)
+{
+return function(event) {
+is(event.type, "error", "Got an error event");
+is(event.target.error.name, name, "Expected error was thrown.");
+event.preventDefault();
+grabEventAndContinueHandler(event);
+};
+}
+function ExpectError(name, preventDefault)
+{
+this._name = name;
+this._preventDefault = preventDefault;
+}
+ExpectError.prototype = {
+handleEvent: function(event)
+{
+is(event.type, "error", "Got an error event");
+is(event.target.error.name, this._name, "Expected error was thrown.");
+if (this._preventDefault) {
+event.preventDefault();
+event.stopPropagation();
+}
+grabEventAndContinueHandler(event);
+}
+};
+function compareKeys(k1, k2) {
+let t = typeof k1;
+if (t != typeof k2)
+return false;
+if (t !== "object")
+return k1 === k2;
+if (k1 instanceof Date) {
+return (k2 instanceof Date) &&
+k1.getTime() === k2.getTime();
+}
+if (k1 instanceof Array) {
+if (!(k2 instanceof Array) ||
+k1.length != k2.length)
+return false;
+for (let i = 0; i < k1.length; ++i) {
+if (!compareKeys(k1[i], k2[i]))
+return false;
+}
+return true;
+}
+return false;
+}
+function addPermission(type, allow, url)
+{
+if (!url) {
+url = window.document;
+}
+SpecialPowers.addPermission(type, allow, url);
+}
+function removePermission(type, url)
+{
+if (!url) {
+url = window.document;
+}
+SpecialPowers.removePermission(type, url);
+}
+function setQuota(quota)
+{
+SpecialPowers.setIntPref("dom.indexedDB.warningQuota", quota);
+}
+function allowUnlimitedQuota(url)
+{
+addPermission("indexedDB-unlimited", true, url);
+}
+function denyUnlimitedQuota(url)
+{
+addPermission("indexedDB-unlimited", false, url);
+}
+function resetUnlimitedQuota(url)
+{
+removePermission("indexedDB-unlimited", url);
+}
+function enableArchiveReader()
+{
+archiveReaderEnabled = SpecialPowers.getBoolPref("dom.archivereader.enabled");
+SpecialPowers.setBoolPref("dom.archivereader.enabled", true);
+}
+function resetArchiveReader()
+{
+SpecialPowers.setBoolPref("dom.archivereader.enabled", archiveReaderEnabled);
+}
+function enableExperimental()
+{
+SpecialPowers.setBoolPref("dom.indexedDB.experimental", true);
+}
+function resetExperimental()
+{
+SpecialPowers.clearUserPref("dom.indexedDB.experimental");
+}
+function gc()
+{
+SpecialPowers.forceGC();
+SpecialPowers.forceCC();
+}
+function scheduleGC()
+{
+SpecialPowers.exactGC(window, continueToNextStep);
+}