import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

toolkit/components/thumbnails/test/browser_thumbnails_storage.js

@@ -0,0 +1,112 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const URL = "http://mochi.test:8888/";
+const URL_COPY = URL + "#copy";
+
+XPCOMUtils.defineLazyGetter(this, "Sanitizer", function () {
+  let tmp = {};
+  Cc["@mozilla.org/moz/jssubscript-loader;1"]
+    .getService(Ci.mozIJSSubScriptLoader)
+    .loadSubScript("chrome://browser/content/sanitize.js", tmp);
+  return tmp.Sanitizer;
+});
+
+/**
+ * These tests ensure that the thumbnail storage is working as intended.
+ * Newly captured thumbnails should be saved as files and they should as well
+ * be removed when the user sanitizes their history.
+ */
+function* runTests() {
+  yield Task.spawn(function*() {
+    dontExpireThumbnailURLs([URL, URL_COPY]);
+
+    yield promiseClearHistory();
+    yield promiseAddVisitsAndRepopulateNewTabLinks(URL);
+    yield promiseCreateThumbnail();
+
+    // Make sure Storage.copy() updates an existing file.
+    yield PageThumbsStorage.copy(URL, URL_COPY);
+    let copy = new FileUtils.File(PageThumbsStorage.getFilePathForURL(URL_COPY));
+    let mtime = copy.lastModifiedTime -= 60;
+
+    yield PageThumbsStorage.copy(URL, URL_COPY);
+    isnot(new FileUtils.File(PageThumbsStorage.getFilePathForURL(URL_COPY)).lastModifiedTime, mtime,
+          "thumbnail file was updated");
+
+    let file = new FileUtils.File(PageThumbsStorage.getFilePathForURL(URL));
+    let fileCopy = new FileUtils.File(PageThumbsStorage.getFilePathForURL(URL_COPY));
+
+    // Clear the browser history. Retry until the files are gone because Windows
+    // locks them sometimes.
+    info("Clearing history");
+    while (file.exists() || fileCopy.exists()) {
+      yield promiseClearHistory();
+    }
+    info("History is clear");
+
+    info("Repopulating");
+    yield promiseAddVisitsAndRepopulateNewTabLinks(URL);
+    yield promiseCreateThumbnail();
+
+    info("Clearing the last 10 minutes of browsing history");
+    // Clear the last 10 minutes of browsing history.
+    yield promiseClearHistory(true);
+
+    info("Attempt to clear file");
+    // Retry until the file is gone because Windows locks it sometimes.
+    yield promiseClearFile(file, URL);
+
+    info("Done");
+  });
+}
+
+var promiseClearFile = Task.async(function*(aFile, aURL) {
+  if (!aFile.exists()) {
+    return undefined;
+  }
+  // Re-add our URL to the history so that history observer's onDeleteURI()
+  // is called again.
+  yield PlacesTestUtils.addVisits(makeURI(aURL));
+  yield promiseClearHistory(true);
+  // Then retry.
+  return promiseClearFile(aFile, aURL);
+});
+
+function promiseClearHistory(aUseRange) {
+  let s = new Sanitizer();
+  s.prefDomain = "privacy.cpd.";
+
+  let prefs = gPrefService.getBranch(s.prefDomain);
+  prefs.setBoolPref("history", true);
+  prefs.setBoolPref("downloads", false);
+  prefs.setBoolPref("cache", false);
+  prefs.setBoolPref("cookies", false);
+  prefs.setBoolPref("formdata", false);
+  prefs.setBoolPref("offlineApps", false);
+  prefs.setBoolPref("passwords", false);
+  prefs.setBoolPref("sessions", false);
+  prefs.setBoolPref("siteSettings", false);
+
+  if (aUseRange) {
+    let usec = Date.now() * 1000;
+    s.range = [usec - 10 * 60 * 1000 * 1000, usec];
+    s.ignoreTimespan = false;
+  }
+
+  return s.sanitize().then(() => {
+    s.range = null;
+    s.ignoreTimespan = true;
+  });
+}
+
+function promiseCreateThumbnail() {
+  return new Promise(resolve => {
+    addTab(URL, function () {
+      whenFileExists(URL, function () {
+        gBrowser.removeTab(gBrowser.selectedTab);
+        resolve();
+      });
+    });
+  });
+}