2015-06-26 08:22:47 +03:00
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<!-- Any copyright is dedicated to the Public Domain.
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- http://creativecommons.org/publicdomain/zero/1.0/ -->
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test Cache with QuotaManager Restart</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="large_url_list.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<script class="testbody" type="text/javascript">
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function setupTestIframe() {
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return new Promise(function(resolve) {
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var iframe = document.createElement("iframe");
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iframe.src = "empty.html";
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iframe.onload = function() {
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window.caches = iframe.contentWindow.caches;
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resolve();
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};
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document.body.appendChild(iframe);
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});
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}
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function clearStorage() {
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return new Promise(function(resolve, reject) {
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2015-11-22 12:44:16 +03:00
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var qms = SpecialPowers.Services.qms;
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var principal = SpecialPowers.wrap(document).nodePrincipal;
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var request = qms.clearStoragesForPrincipal(principal);
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var cb = SpecialPowers.wrapCallback(resolve);
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request.callback = cb;
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2015-06-26 08:22:47 +03:00
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});
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}
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function storageUsage() {
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return new Promise(function(resolve, reject) {
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2015-11-22 12:44:16 +03:00
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var qms = SpecialPowers.Services.qms;
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var principal = SpecialPowers.wrap(document).nodePrincipal;
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var cb = SpecialPowers.wrapCallback(function(request) {
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2017-03-22 14:13:38 +03:00
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var result = request.result;
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resolve(result.usage, result.fileUsage);
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2015-11-22 12:44:16 +03:00
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});
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qms.getUsageForPrincipal(principal, cb);
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2015-06-26 08:22:47 +03:00
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});
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}
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2016-06-14 15:57:36 +03:00
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function groupUsage() {
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return new Promise(function(resolve, reject) {
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navigator.storage.estimate().then(storageEstimation => {
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resolve(storageEstimation.usage, 0);
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});
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});
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}
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function workerGroupUsage() {
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return new Promise(function(resolve, reject) {
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function workerScript() {
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navigator.storage.estimate().then(storageEstimation => {
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postMessage(storageEstimation.usage);
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});
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}
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let url =
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URL.createObjectURL(new Blob(["(", workerScript.toSource(), ")()"]));
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let worker = new Worker(url);
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worker.onmessage = function (e) {
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resolve(e.data, 0);
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};
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});
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}
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2015-06-26 08:22:47 +03:00
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function resetStorage() {
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return new Promise(function(resolve, reject) {
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2015-11-22 12:44:16 +03:00
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var qms = SpecialPowers.Services.qms;
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var request = qms.reset();
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var cb = SpecialPowers.wrapCallback(resolve);
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request.callback = cb;
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2015-06-26 08:22:47 +03:00
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});
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}
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function gc() {
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return new Promise(function(resolve, reject) {
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2016-07-19 08:13:00 +03:00
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SpecialPowers.exactGC(resolve);
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2015-06-26 08:22:47 +03:00
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});
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}
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SimpleTest.waitForExplicitFinish();
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SpecialPowers.pushPrefEnv({
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"set": [["dom.caches.enabled", true],
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2015-06-28 06:19:24 +03:00
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["dom.caches.testing.enabled", true],
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2016-10-26 16:38:08 +03:00
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["dom.quotaManager.testing", true],
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["dom.storageManager.enabled", true]],
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2015-06-26 08:22:47 +03:00
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}, function() {
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var name = 'orphanedBodyOwner';
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var cache = null;
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var response = null;
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var initialUsage = 0;
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var fullUsage = 0;
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var resetUsage = 0;
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var endUsage = 0;
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2016-02-04 18:59:52 +03:00
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var url = 'test_cache_add.js';
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2015-06-26 08:22:47 +03:00
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// start from a fresh origin directory so other tests do not influence our
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// results
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setupTestIframe().then(function() {
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return clearStorage();
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}).then(function() {
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return storageUsage();
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}).then(function(usage) {
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is(0, usage, 'disk usage should be zero to start');
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})
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// Initialize and populate an initial cache to get the base sqlite pages
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// and directory structure allocated.
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.then(function() {
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return caches.open(name);
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}).then(function(c) {
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return c.add(url);
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}).then(function() {
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return gc();
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}).then(function() {
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return caches.delete(name);
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}).then(function(deleted) {
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ok(deleted, 'cache should be deleted');
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2015-06-30 18:31:00 +03:00
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// This is a bit superfluous, but its necessary to make sure the Cache is
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// fully deleted before we proceed. The deletion actually takes place in
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// two async steps. We don't want to resetStorage() until the second step
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// has taken place. This extra Cache operation ensure that all the
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// runnables have been flushed through the threads, etc.
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return caches.has(name);
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2015-06-26 08:22:47 +03:00
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})
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// Now measure initial disk usage
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.then(function() {
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return resetStorage();
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}).then(function() {
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return storageUsage();
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}).then(function(usage) {
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initialUsage = usage;
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})
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// Now re-populate the Cache object
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.then(function() {
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return caches.open(name);
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}).then(function(c) {
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cache = c;
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return cache.add(url);
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})
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// Get a reference to the body we've stored in the Cache.
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.then(function() {
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return cache.match(url);
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}).then(function(r) {
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response = r;
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return cache.delete(url);
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}).then(function(result) {
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ok(result, "Cache entry should be deleted");
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})
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// Reset the quota dir while the cache entry is deleted, but still referenced
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// from the DOM. This forces the body to be orphaned.
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.then(function() {
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return resetStorage();
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}).then(function() {
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return storageUsage();
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}).then(function(usage) {
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fullUsage = usage;
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ok(fullUsage > initialUsage, 'disk usage should have grown');
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})
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2016-06-14 15:57:36 +03:00
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// Test groupUsage()
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.then(function() {
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return resetStorage();
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}).then(function() {
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return groupUsage();
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}).then(function(usage) {
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fullUsage = usage;
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ok(fullUsage > initialUsage, 'disk group usage should have grown');
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})
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// Test workerGroupUsage()
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.then(function() {
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return resetStorage();
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}).then(function() {
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return workerGroupUsage();
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}).then(function(usage) {
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fullUsage = usage;
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ok(fullUsage > initialUsage, 'disk group usage on worker should have grown');
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})
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2015-06-26 08:22:47 +03:00
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// Now perform a new Cache operation that will reopen the origin. This
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// should clean up the orphaned body.
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.then(function() {
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return caches.match(url);
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}).then(function(r) {
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ok(!r, 'response should not exist in storage');
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})
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// Finally, verify orphaned data was cleaned up by re-checking the disk
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// usage. Reset the storage first to ensure any WAL transaction files
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// are flushed before measuring the usage.
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.then(function() {
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return resetStorage();
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}).then(function() {
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return storageUsage();
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}).then(function(usage) {
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endUsage = usage;
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dump("### ### initial:" + initialUsage + ", full:" + fullUsage +
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", end:" + endUsage + "\n");
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ok(endUsage < fullUsage, 'disk usage should have shrank');
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is(endUsage, initialUsage, 'disk usage should return to original');
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2016-05-12 17:29:20 +03:00
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})
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// Verify that the stale, orphaned response cannot be put back into
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// the cache.
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.then(function() {
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ok(!response.bodyUsed, 'response body should not be considered used');
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return cache.put(url, response).then(function() {
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ok(false, 'Should not be able to store stale orphaned body.');
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}).catch(function(e) {
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is(e.name, 'TypeError', 'storing a stale orphaned body should throw TypeError');
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});
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}).then(function() {
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ok(response.bodyUsed, 'attempting to store response should mark body used');
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})
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.then(function() {
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2015-06-26 08:22:47 +03:00
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SimpleTest.finish();
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});
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});
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</script>
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</body>
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</html>
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