michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: // Test the various ways opening a cookie database can fail in an asynchronous
michael@0: // (i.e. after synchronous initialization) manner, and that the database is
michael@0: // renamed and recreated under each circumstance. These circumstances are, in no
michael@0: // particular order:
michael@0: //
michael@0: // 1) A write operation failing after the database has been read in.
michael@0: // 2) Asynchronous read failure due to a corrupt database.
michael@0: // 3) Synchronous read failure due to a corrupt database, when reading:
michael@0: //    a) a single base domain;
michael@0: //    b) the entire database.
michael@0: // 4) Asynchronous read failure, followed by another failure during INSERT but
michael@0: //    before the database closes for rebuilding. (The additional error should be
michael@0: //    ignored.)
michael@0: // 5) Asynchronous read failure, followed by an INSERT failure during rebuild.
michael@0: //    This should result in an abort of the database rebuild; the partially-
michael@0: //    built database should be moved to 'cookies.sqlite.bak-rebuild'.
michael@0: 
michael@0: let test_generator = do_run_test();
michael@0: 
michael@0: function run_test() {
michael@0:   do_test_pending();
michael@0:   do_run_generator(test_generator);
michael@0: }
michael@0: 
michael@0: function finish_test() {
michael@0:   do_execute_soon(function() {
michael@0:     test_generator.close();
michael@0:     do_test_finished();
michael@0:   });
michael@0: }
michael@0: 
michael@0: function do_run_test() {
michael@0:   // Set up a profile.
michael@0:   this.profile = do_get_profile();
michael@0: 
michael@0:   // Allow all cookies.
michael@0:   Services.prefs.setIntPref("network.cookie.cookieBehavior", 0);
michael@0: 
michael@0:   // Get the cookie file and the backup file.
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0: 
michael@0:   // Create a cookie object for testing.
michael@0:   this.now = Date.now() * 1000;
michael@0:   this.futureExpiry = Math.round(this.now / 1e6 + 1000);
michael@0:   this.cookie = new Cookie("oh", "hai", "bar.com", "/", this.futureExpiry,
michael@0:     this.now, this.now, false, false, false);
michael@0: 
michael@0:   this.sub_generator = run_test_1(test_generator);
michael@0:   sub_generator.next();
michael@0:   yield;
michael@0: 
michael@0:   this.sub_generator = run_test_2(test_generator);
michael@0:   sub_generator.next();
michael@0:   yield;
michael@0: 
michael@0:   this.sub_generator = run_test_3(test_generator);
michael@0:   sub_generator.next();
michael@0:   yield;
michael@0: 
michael@0:   this.sub_generator = run_test_4(test_generator);
michael@0:   sub_generator.next();
michael@0:   yield;
michael@0: 
michael@0:   this.sub_generator = run_test_5(test_generator);
michael@0:   sub_generator.next();
michael@0:   yield;
michael@0: 
michael@0:   finish_test();
michael@0:   return;
michael@0: }
michael@0: 
michael@0: function do_get_backup_file(profile)
michael@0: {
michael@0:   let file = profile.clone();
michael@0:   file.append("cookies.sqlite.bak");
michael@0:   return file;
michael@0: }
michael@0: 
michael@0: function do_get_rebuild_backup_file(profile)
michael@0: {
michael@0:   let file = profile.clone();
michael@0:   file.append("cookies.sqlite.bak-rebuild");
michael@0:   return file;
michael@0: }
michael@0: 
michael@0: function do_corrupt_db(file)
michael@0: {
michael@0:   // Sanity check: the database size should be larger than 450k, since we've
michael@0:   // written about 460k of data. If it's not, let's make it obvious now.
michael@0:   let size = file.fileSize;
michael@0:   do_check_true(size > 450e3);
michael@0: 
michael@0:   // Corrupt the database by writing bad data to the end of the file. We
michael@0:   // assume that the important metadata -- table structure etc -- is stored
michael@0:   // elsewhere, and that doing this will not cause synchronous failure when
michael@0:   // initializing the database connection. This is totally empirical --
michael@0:   // overwriting between 1k and 100k of live data seems to work. (Note that the
michael@0:   // database file will be larger than the actual content requires, since the
michael@0:   // cookie service uses a large growth increment. So we calculate the offset
michael@0:   // based on the expected size of the content, not just the file size.)
michael@0:   let ostream = Cc["@mozilla.org/network/file-output-stream;1"].
michael@0:                 createInstance(Ci.nsIFileOutputStream);
michael@0:   ostream.init(file, 2, -1, 0);
michael@0:   let sstream = ostream.QueryInterface(Ci.nsISeekableStream);
michael@0:   let n = size - 450e3 + 20e3;
michael@0:   sstream.seek(Ci.nsISeekableStream.NS_SEEK_SET, size - n);
michael@0:   for (let i = 0; i < n; ++i) {
michael@0:     ostream.write("a", 1);
michael@0:   }
michael@0:   ostream.flush();
michael@0:   ostream.close();
michael@0: 
michael@0:   do_check_eq(file.clone().fileSize, size);
michael@0:   return size;
michael@0: }
michael@0: 
michael@0: function run_test_1(generator)
michael@0: {
michael@0:   // Load the profile and populate it.
michael@0:   let uri = NetUtil.newURI("http://foo.com/");
michael@0:   Services.cookies.setCookieString(uri, null, "oh=hai; max-age=1000", null);
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Open a database connection now, before we load the profile and begin
michael@0:   // asynchronous write operations. In order to tell when the async delete
michael@0:   // statement has completed, we do something tricky: open a schema 2 connection
michael@0:   // and add a cookie with null baseDomain. We can then wait until we see it
michael@0:   // deleted in the new database.
michael@0:   let db2 = new CookieDatabaseConnection(do_get_cookie_file(profile), 2);
michael@0:   db2.db.executeSimpleSQL("INSERT INTO moz_cookies (baseDomain) VALUES (NULL)");
michael@0:   db2.close();
michael@0:   let db = new CookieDatabaseConnection(do_get_cookie_file(profile), 4);
michael@0:   do_check_eq(do_count_cookies_in_db(db.db), 2);
michael@0: 
michael@0:   // Load the profile, and wait for async read completion...
michael@0:   do_load_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // ... and the DELETE statement to finish.
michael@0:   while (do_count_cookies_in_db(db.db) == 2) {
michael@0:     do_execute_soon(function() {
michael@0:       do_run_generator(sub_generator);
michael@0:     });
michael@0:     yield;
michael@0:   }
michael@0:   do_check_eq(do_count_cookies_in_db(db.db), 1);
michael@0: 
michael@0:   // Insert a row.
michael@0:   db.insertCookie(cookie);
michael@0:   db.close();
michael@0: 
michael@0:   // Attempt to insert a cookie with the same (name, host, path) triplet.
michael@0:   Services.cookiemgr.add(cookie.host, cookie.path, cookie.name, "hallo",
michael@0:     cookie.isSecure, cookie.isHttpOnly, cookie.isSession, cookie.expiry);
michael@0: 
michael@0:   // Check that the cookie service accepted the new cookie.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost(cookie.host), 1);
michael@0: 
michael@0:   // Wait for the cookie service to rename the old database and rebuild.
michael@0:   new _observer(sub_generator, "cookie-db-rebuilding");
michael@0:   yield;
michael@0:   do_execute_soon(function() { do_run_generator(sub_generator); });
michael@0:   yield;
michael@0: 
michael@0:   // At this point, the cookies should still be in memory.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("foo.com"), 1);
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost(cookie.host), 1);
michael@0:   do_check_eq(do_count_cookies(), 2);
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Check that the original database was renamed, and that it contains the
michael@0:   // original cookie.
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   let backupdb = Services.storage.openDatabase(do_get_backup_file(profile));
michael@0:   do_check_eq(do_count_cookies_in_db(backupdb, "foo.com"), 1);
michael@0:   backupdb.close();
michael@0: 
michael@0:   // Load the profile, and check that it contains the new cookie.
michael@0:   do_load_profile();
michael@0: 
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("foo.com"), 1);
michael@0:   let enumerator = Services.cookiemgr.getCookiesFromHost(cookie.host);
michael@0:   do_check_true(enumerator.hasMoreElements());
michael@0:   let dbcookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
michael@0:   do_check_eq(dbcookie.value, "hallo");
michael@0:   do_check_false(enumerator.hasMoreElements());
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Clean up.
michael@0:   do_get_cookie_file(profile).remove(false);
michael@0:   do_get_backup_file(profile).remove(false);
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   do_run_generator(generator);
michael@0: }
michael@0: 
michael@0: function run_test_2(generator)
michael@0: {
michael@0:   // Load the profile and populate it.
michael@0:   do_load_profile();
michael@0:   for (let i = 0; i < 3000; ++i) {
michael@0:     let uri = NetUtil.newURI("http://" + i + ".com/");
michael@0:     Services.cookies.setCookieString(uri, null, "oh=hai; max-age=1000", null);
michael@0:   }
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Corrupt the database file.
michael@0:   let size = do_corrupt_db(do_get_cookie_file(profile));
michael@0: 
michael@0:   // Load the profile.
michael@0:   do_load_profile();
michael@0: 
michael@0:   // At this point, the database connection should be open. Ensure that it
michael@0:   // succeeded.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0: 
michael@0:   // Synchronously read in the first cookie. This will cause it to go into the
michael@0:   // cookie table, whereupon it will be written out during database rebuild.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0: 
michael@0:   // Wait for the asynchronous read to choke, at which point the backup file
michael@0:   // will be created and the database rebuilt.
michael@0:   new _observer(sub_generator, "cookie-db-rebuilding");
michael@0:   yield;
michael@0:   do_execute_soon(function() { do_run_generator(sub_generator); });
michael@0:   yield;
michael@0: 
michael@0:   // At this point, the cookies should still be in memory.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0:   do_check_eq(do_count_cookies(), 1);
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Check that the original database was renamed.
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   do_check_eq(do_get_backup_file(profile).fileSize, size);
michael@0:   let db = Services.storage.openDatabase(do_get_cookie_file(profile));
michael@0:   do_check_eq(do_count_cookies_in_db(db, "0.com"), 1);
michael@0:   db.close();
michael@0: 
michael@0:   // Load the profile, and check that it contains the new cookie.
michael@0:   do_load_profile();
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0:   do_check_eq(do_count_cookies(), 1);
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Clean up.
michael@0:   do_get_cookie_file(profile).remove(false);
michael@0:   do_get_backup_file(profile).remove(false);
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   do_run_generator(generator);
michael@0: }
michael@0: 
michael@0: function run_test_3(generator)
michael@0: {
michael@0:   // Set the maximum cookies per base domain limit to a large value, so that
michael@0:   // corrupting the database is easier.
michael@0:   Services.prefs.setIntPref("network.cookie.maxPerHost", 3000);
michael@0: 
michael@0:   // Load the profile and populate it.
michael@0:   do_load_profile();
michael@0:   for (let i = 0; i < 10; ++i) {
michael@0:     let uri = NetUtil.newURI("http://hither.com/");
michael@0:     Services.cookies.setCookieString(uri, null, "oh" + i + "=hai; max-age=1000",
michael@0:       null);
michael@0:   }
michael@0:   for (let i = 10; i < 3000; ++i) {
michael@0:     let uri = NetUtil.newURI("http://haithur.com/");
michael@0:     Services.cookies.setCookieString(uri, null, "oh" + i + "=hai; max-age=1000",
michael@0:       null);
michael@0:   }
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Corrupt the database file.
michael@0:   let size = do_corrupt_db(do_get_cookie_file(profile));
michael@0: 
michael@0:   // Load the profile.
michael@0:   do_load_profile();
michael@0: 
michael@0:   // At this point, the database connection should be open. Ensure that it
michael@0:   // succeeded.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0: 
michael@0:   // Synchronously read in the cookies for our two domains. The first should
michael@0:   // succeed, but the second should fail midway through, resulting in none of
michael@0:   // those cookies being present.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("hither.com"), 10);
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("haithur.com"), 0);
michael@0: 
michael@0:   // Wait for the backup file to be created and the database rebuilt.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   new _observer(sub_generator, "cookie-db-rebuilding");
michael@0:   yield;
michael@0:   do_execute_soon(function() { do_run_generator(sub_generator); });
michael@0:   yield;
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0:   let db = Services.storage.openDatabase(do_get_cookie_file(profile));
michael@0:   do_check_eq(do_count_cookies_in_db(db, "hither.com"), 10);
michael@0:   do_check_eq(do_count_cookies_in_db(db), 10);
michael@0:   db.close();
michael@0: 
michael@0:   // Check that the original database was renamed.
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   do_check_eq(do_get_backup_file(profile).fileSize, size);
michael@0: 
michael@0:   // Rename it back, and try loading the entire database synchronously.
michael@0:   do_get_backup_file(profile).moveTo(null, "cookies.sqlite");
michael@0:   do_load_profile();
michael@0: 
michael@0:   // At this point, the database connection should be open. Ensure that it
michael@0:   // succeeded.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0: 
michael@0:   // Synchronously read in everything.
michael@0:   do_check_eq(do_count_cookies(), 0);
michael@0: 
michael@0:   // Wait for the backup file to be created and the database rebuilt.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   new _observer(sub_generator, "cookie-db-rebuilding");
michael@0:   yield;
michael@0:   do_execute_soon(function() { do_run_generator(sub_generator); });
michael@0:   yield;
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0:   let db = Services.storage.openDatabase(do_get_cookie_file(profile));
michael@0:   do_check_eq(do_count_cookies_in_db(db), 0);
michael@0:   db.close();
michael@0: 
michael@0:   // Check that the original database was renamed.
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   do_check_eq(do_get_backup_file(profile).fileSize, size);
michael@0: 
michael@0:   // Clean up.
michael@0:   do_get_cookie_file(profile).remove(false);
michael@0:   do_get_backup_file(profile).remove(false);
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   do_run_generator(generator);
michael@0: }
michael@0: 
michael@0: function run_test_4(generator)
michael@0: {
michael@0:   // Load the profile and populate it.
michael@0:   do_load_profile();
michael@0:   for (let i = 0; i < 3000; ++i) {
michael@0:     let uri = NetUtil.newURI("http://" + i + ".com/");
michael@0:     Services.cookies.setCookieString(uri, null, "oh=hai; max-age=1000", null);
michael@0:   }
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Corrupt the database file.
michael@0:   let size = do_corrupt_db(do_get_cookie_file(profile));
michael@0: 
michael@0:   // Load the profile.
michael@0:   do_load_profile();
michael@0: 
michael@0:   // At this point, the database connection should be open. Ensure that it
michael@0:   // succeeded.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0: 
michael@0:   // Synchronously read in the first cookie. This will cause it to go into the
michael@0:   // cookie table, whereupon it will be written out during database rebuild.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0: 
michael@0:   // Queue up an INSERT for the same base domain. This should also go into
michael@0:   // memory and be written out during database rebuild.
michael@0:   let uri = NetUtil.newURI("http://0.com/");
michael@0:   Services.cookies.setCookieString(uri, null, "oh2=hai; max-age=1000", null);
michael@0: 
michael@0:   // Wait for the asynchronous read to choke and the insert to fail shortly
michael@0:   // thereafter, at which point the backup file will be created and the database
michael@0:   // rebuilt.
michael@0:   new _observer(sub_generator, "cookie-db-rebuilding");
michael@0:   yield;
michael@0:   do_execute_soon(function() { do_run_generator(sub_generator); });
michael@0:   yield;
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Check that the original database was renamed.
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   do_check_eq(do_get_backup_file(profile).fileSize, size);
michael@0:   let db = Services.storage.openDatabase(do_get_cookie_file(profile));
michael@0:   do_check_eq(do_count_cookies_in_db(db, "0.com"), 2);
michael@0:   db.close();
michael@0: 
michael@0:   // Load the profile, and check that it contains the new cookie.
michael@0:   do_load_profile();
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 2);
michael@0:   do_check_eq(do_count_cookies(), 2);
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Clean up.
michael@0:   do_get_cookie_file(profile).remove(false);
michael@0:   do_get_backup_file(profile).remove(false);
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   do_run_generator(generator);
michael@0: }
michael@0: 
michael@0: function run_test_4(generator)
michael@0: {
michael@0:   // Load the profile and populate it.
michael@0:   do_load_profile();
michael@0:   for (let i = 0; i < 3000; ++i) {
michael@0:     let uri = NetUtil.newURI("http://" + i + ".com/");
michael@0:     Services.cookies.setCookieString(uri, null, "oh=hai; max-age=1000", null);
michael@0:   }
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Corrupt the database file.
michael@0:   let size = do_corrupt_db(do_get_cookie_file(profile));
michael@0: 
michael@0:   // Load the profile.
michael@0:   do_load_profile();
michael@0: 
michael@0:   // At this point, the database connection should be open. Ensure that it
michael@0:   // succeeded.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0: 
michael@0:   // Synchronously read in the first cookie. This will cause it to go into the
michael@0:   // cookie table, whereupon it will be written out during database rebuild.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0: 
michael@0:   // Queue up an INSERT for the same base domain. This should also go into
michael@0:   // memory and be written out during database rebuild.
michael@0:   let uri = NetUtil.newURI("http://0.com/");
michael@0:   Services.cookies.setCookieString(uri, null, "oh2=hai; max-age=1000", null);
michael@0: 
michael@0:   // Wait for the asynchronous read to choke and the insert to fail shortly
michael@0:   // thereafter, at which point the backup file will be created and the database
michael@0:   // rebuilt.
michael@0:   new _observer(sub_generator, "cookie-db-rebuilding");
michael@0:   yield;
michael@0:   do_execute_soon(function() { do_run_generator(sub_generator); });
michael@0:   yield;
michael@0: 
michael@0:   // At this point, the cookies should still be in memory.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 2);
michael@0:   do_check_eq(do_count_cookies(), 2);
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Check that the original database was renamed.
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   do_check_eq(do_get_backup_file(profile).fileSize, size);
michael@0:   let db = Services.storage.openDatabase(do_get_cookie_file(profile));
michael@0:   do_check_eq(do_count_cookies_in_db(db, "0.com"), 2);
michael@0:   db.close();
michael@0: 
michael@0:   // Load the profile, and check that it contains the new cookie.
michael@0:   do_load_profile();
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 2);
michael@0:   do_check_eq(do_count_cookies(), 2);
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Clean up.
michael@0:   do_get_cookie_file(profile).remove(false);
michael@0:   do_get_backup_file(profile).remove(false);
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   do_run_generator(generator);
michael@0: }
michael@0: 
michael@0: function run_test_5(generator)
michael@0: {
michael@0:   // Load the profile and populate it.
michael@0:   do_load_profile();
michael@0:   let uri = NetUtil.newURI("http://bar.com/");
michael@0:   Services.cookies.setCookieString(uri, null, "oh=hai; path=/; max-age=1000",
michael@0:     null);
michael@0:   for (let i = 0; i < 3000; ++i) {
michael@0:     let uri = NetUtil.newURI("http://" + i + ".com/");
michael@0:     Services.cookies.setCookieString(uri, null, "oh=hai; max-age=1000", null);
michael@0:   }
michael@0: 
michael@0:   // Close the profile.
michael@0:   do_close_profile(sub_generator);
michael@0:   yield;
michael@0: 
michael@0:   // Corrupt the database file.
michael@0:   let size = do_corrupt_db(do_get_cookie_file(profile));
michael@0: 
michael@0:   // Load the profile.
michael@0:   do_load_profile();
michael@0: 
michael@0:   // At this point, the database connection should be open. Ensure that it
michael@0:   // succeeded.
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0: 
michael@0:   // Synchronously read in the first two cookies. This will cause them to go
michael@0:   // into the cookie table, whereupon it will be written out during database
michael@0:   // rebuild.
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("bar.com"), 1);
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0: 
michael@0:   // Wait for the asynchronous read to choke, at which point the backup file
michael@0:   // will be created and a new connection opened.
michael@0:   new _observer(sub_generator, "cookie-db-rebuilding");
michael@0:   yield;
michael@0: 
michael@0:   // At this point, the cookies should still be in memory. (Note that these
michael@0:   // calls are re-entrant into the cookie service, but it's OK!)
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("bar.com"), 1);
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0:   do_check_eq(do_count_cookies(), 2);
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   do_check_eq(do_get_backup_file(profile).fileSize, size);
michael@0:   do_check_false(do_get_rebuild_backup_file(profile).exists());
michael@0: 
michael@0:   // Open a database connection, and write a row that will trigger a constraint
michael@0:   // violation.
michael@0:   let db = new CookieDatabaseConnection(do_get_cookie_file(profile), 4);
michael@0:   db.insertCookie(cookie);
michael@0:   do_check_eq(do_count_cookies_in_db(db.db, "bar.com"), 1);
michael@0:   do_check_eq(do_count_cookies_in_db(db.db), 1);
michael@0:   db.close();
michael@0: 
michael@0:   // Wait for the rebuild to bail and the database to be closed.
michael@0:   new _observer(sub_generator, "cookie-db-closed");
michael@0:   yield;
michael@0: 
michael@0:   // Check that the original backup and the database itself are gone.
michael@0:   do_check_true(do_get_rebuild_backup_file(profile).exists());
michael@0:   do_check_true(do_get_backup_file(profile).exists());
michael@0:   do_check_eq(do_get_backup_file(profile).fileSize, size);
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0: 
michael@0:   // Check that the rebuild backup has the original bar.com cookie, and possibly
michael@0:   // a 0.com cookie depending on whether it got written out first or second.
michael@0:   db = new CookieDatabaseConnection(do_get_rebuild_backup_file(profile), 4);
michael@0:   do_check_eq(do_count_cookies_in_db(db.db, "bar.com"), 1);
michael@0:   let count = do_count_cookies_in_db(db.db);
michael@0:   do_check_true(count == 1 ||
michael@0:     count == 2 && do_count_cookies_in_db(db.db, "0.com") == 1);
michael@0:   db.close();
michael@0: 
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("bar.com"), 1);
michael@0:   do_check_eq(Services.cookiemgr.countCookiesFromHost("0.com"), 1);
michael@0:   do_check_eq(do_count_cookies(), 2);
michael@0: 
michael@0:   // Close the profile. We do not need to wait for completion, because the
michael@0:   // database has already been closed.
michael@0:   do_close_profile();
michael@0: 
michael@0:   // Clean up.
michael@0:   do_get_backup_file(profile).remove(false);
michael@0:   do_get_rebuild_backup_file(profile).remove(false);
michael@0:   do_check_false(do_get_cookie_file(profile).exists());
michael@0:   do_check_false(do_get_backup_file(profile).exists());
michael@0:   do_check_false(do_get_rebuild_backup_file(profile).exists());
michael@0:   do_run_generator(generator);
michael@0: }
michael@0: