src/content/browser/indexed_db/indexed_db_browsertest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/bind.h"
   6 #include "base/command_line.h"
   7 #include "base/files/file.h"
   8 #include "base/files/file_enumerator.h"
   9 #include "base/files/file_path.h"
  10 #include "base/files/file_util.h"
  11 #include "base/lazy_instance.h"
  12 #include "base/memory/ref_counted.h"
  13 #include "base/message_loop/message_loop.h"
  14 #include "base/strings/utf_string_conversions.h"
  15 #include "base/test/thread_test_helper.h"
  16 #include "content/browser/browser_main_loop.h"
  17 #include "content/browser/indexed_db/indexed_db_class_factory.h"
  18 #include "content/browser/indexed_db/indexed_db_context_impl.h"
  19 #include "content/browser/indexed_db/mock_browsertest_indexed_db_class_factory.h"
  20 #include "content/browser/web_contents/web_contents_impl.h"
  21 #include "content/public/browser/browser_context.h"
  22 #include "content/public/browser/browser_thread.h"
  23 #include "content/public/browser/render_process_host.h"
  24 #include "content/public/browser/storage_partition.h"
  25 #include "content/public/browser/web_contents.h"
  26 #include "content/public/common/content_switches.h"
  27 #include "content/public/common/url_constants.h"
  28 #include "content/public/test/browser_test_utils.h"
  29 #include "content/public/test/content_browser_test.h"
  30 #include "content/public/test/content_browser_test_utils.h"
  31 #include "content/shell/browser/shell.h"
  32 #include "net/base/escape.h"
  33 #include "net/base/net_errors.h"
  34 #include "net/test/embedded_test_server/embedded_test_server.h"
  35 #include "net/test/embedded_test_server/http_request.h"
  36 #include "net/test/embedded_test_server/http_response.h"
  37 #include "storage/browser/database/database_util.h"
  38 #include "storage/browser/quota/quota_manager.h"
  39
  40 using base::ASCIIToUTF16;
  41 using storage::QuotaManager;
  42 using storage::DatabaseUtil;
  43
  44 namespace content {
  45
  46 // This browser test is aimed towards exercising the IndexedDB bindings and
  47 // the actual implementation that lives in the browser side.
  48 class IndexedDBBrowserTest : public ContentBrowserTest {
  49  public:
  50   IndexedDBBrowserTest() : disk_usage_(-1) {}
  51
  52   virtual void SetUp() OVERRIDE {
  53     GetTestClassFactory()->Reset();
  54     IndexedDBClassFactory::SetIndexedDBClassFactoryGetter(GetIDBClassFactory);
  55     ContentBrowserTest::SetUp();
  56   }
  57
  58   virtual void TearDown() OVERRIDE {
  59     IndexedDBClassFactory::SetIndexedDBClassFactoryGetter(NULL);
  60     ContentBrowserTest::TearDown();
  61   }
  62
  63   void FailOperation(FailClass failure_class,
  64                      FailMethod failure_method,
  65                      int fail_on_instance_num,
  66                      int fail_on_call_num) {
  67     GetTestClassFactory()->FailOperation(
  68         failure_class, failure_method, fail_on_instance_num, fail_on_call_num);
  69   }
  70
  71   void SimpleTest(const GURL& test_url, bool incognito = false) {
  72     // The test page will perform tests on IndexedDB, then navigate to either
  73     // a #pass or #fail ref.
  74     Shell* the_browser = incognito ? CreateOffTheRecordBrowser() : shell();
  75
  76     VLOG(0) << "Navigating to URL and blocking.";
  77     NavigateToURLBlockUntilNavigationsComplete(the_browser, test_url, 2);
  78     VLOG(0) << "Navigation done.";
  79     std::string result =
  80         the_browser->web_contents()->GetLastCommittedURL().ref();
  81     if (result != "pass") {
  82       std::string js_result;
  83       ASSERT_TRUE(ExecuteScriptAndExtractString(
  84           the_browser->web_contents(),
  85           "window.domAutomationController.send(getLog())",
  86           &js_result));
  87       FAIL() << "Failed: " << js_result;
  88     }
  89   }
  90
  91   void NavigateAndWaitForTitle(Shell* shell,
  92                                const char* filename,
  93                                const char* hash,
  94                                const char* expected_string) {
  95     GURL url = GetTestUrl("indexeddb", filename);
  96     if (hash)
  97       url = GURL(url.spec() + hash);
  98
  99     base::string16 expected_title16(ASCIIToUTF16(expected_string));
 100     TitleWatcher title_watcher(shell->web_contents(), expected_title16);
 101     NavigateToURL(shell, url);
 102     EXPECT_EQ(expected_title16, title_watcher.WaitAndGetTitle());
 103   }
 104
 105   IndexedDBContextImpl* GetContext() {
 106     StoragePartition* partition =
 107         BrowserContext::GetDefaultStoragePartition(
 108             shell()->web_contents()->GetBrowserContext());
 109     return static_cast<IndexedDBContextImpl*>(partition->GetIndexedDBContext());
 110   }
 111
 112   void SetQuota(int quotaKilobytes) {
 113     const int kTemporaryStorageQuotaSize = quotaKilobytes
 114         * 1024 * QuotaManager::kPerHostTemporaryPortion;
 115     SetTempQuota(kTemporaryStorageQuotaSize,
 116         BrowserContext::GetDefaultStoragePartition(
 117             shell()->web_contents()->GetBrowserContext())->GetQuotaManager());
 118   }
 119
 120   static void SetTempQuota(int64 bytes, scoped_refptr<QuotaManager> qm) {
 121     if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
 122       BrowserThread::PostTask(
 123           BrowserThread::IO, FROM_HERE,
 124           base::Bind(&IndexedDBBrowserTest::SetTempQuota, bytes, qm));
 125       return;
 126     }
 127     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 128     qm->SetTemporaryGlobalOverrideQuota(bytes, storage::QuotaCallback());
 129     // Don't return until the quota has been set.
 130     scoped_refptr<base::ThreadTestHelper> helper(new base::ThreadTestHelper(
 131         BrowserThread::GetMessageLoopProxyForThread(BrowserThread::DB)));
 132     ASSERT_TRUE(helper->Run());
 133   }
 134
 135   virtual int64 RequestDiskUsage() {
 136     PostTaskAndReplyWithResult(
 137         GetContext()->TaskRunner(),
 138         FROM_HERE,
 139         base::Bind(&IndexedDBContext::GetOriginDiskUsage,
 140                    GetContext(),
 141                    GURL("file:///")),
 142         base::Bind(&IndexedDBBrowserTest::DidGetDiskUsage, this));
 143     scoped_refptr<base::ThreadTestHelper> helper(new base::ThreadTestHelper(
 144         BrowserMainLoop::GetInstance()->indexed_db_thread()->
 145             message_loop_proxy()));
 146     EXPECT_TRUE(helper->Run());
 147     // Wait for DidGetDiskUsage to be called.
 148     base::MessageLoop::current()->RunUntilIdle();
 149     return disk_usage_;
 150   }
 151
 152  private:
 153   static MockBrowserTestIndexedDBClassFactory* GetTestClassFactory() {
 154     static ::base::LazyInstance<MockBrowserTestIndexedDBClassFactory>::Leaky
 155         s_factory = LAZY_INSTANCE_INITIALIZER;
 156     return s_factory.Pointer();
 157   }
 158
 159   static IndexedDBClassFactory* GetIDBClassFactory() {
 160     return GetTestClassFactory();
 161   }
 162
 163   virtual void DidGetDiskUsage(int64 bytes) {
 164     EXPECT_GT(bytes, 0);
 165     disk_usage_ = bytes;
 166   }
 167
 168   int64 disk_usage_;
 169
 170   DISALLOW_COPY_AND_ASSIGN(IndexedDBBrowserTest);
 171 };
 172
 173 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, CursorTest) {
 174   SimpleTest(GetTestUrl("indexeddb", "cursor_test.html"));
 175 }
 176
 177 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, CursorTestIncognito) {
 178   SimpleTest(GetTestUrl("indexeddb", "cursor_test.html"),
 179              true /* incognito */);
 180 }
 181
 182 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, CursorPrefetch) {
 183   SimpleTest(GetTestUrl("indexeddb", "cursor_prefetch.html"));
 184 }
 185
 186 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, IndexTest) {
 187   SimpleTest(GetTestUrl("indexeddb", "index_test.html"));
 188 }
 189
 190 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, KeyPathTest) {
 191   SimpleTest(GetTestUrl("indexeddb", "key_path_test.html"));
 192 }
 193
 194 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, TransactionGetTest) {
 195   SimpleTest(GetTestUrl("indexeddb", "transaction_get_test.html"));
 196 }
 197
 198 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, KeyTypesTest) {
 199   SimpleTest(GetTestUrl("indexeddb", "key_types_test.html"));
 200 }
 201
 202 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, ObjectStoreTest) {
 203   SimpleTest(GetTestUrl("indexeddb", "object_store_test.html"));
 204 }
 205
 206 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, DatabaseTest) {
 207   SimpleTest(GetTestUrl("indexeddb", "database_test.html"));
 208 }
 209
 210 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, TransactionTest) {
 211   SimpleTest(GetTestUrl("indexeddb", "transaction_test.html"));
 212 }
 213
 214 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, CallbackAccounting) {
 215   SimpleTest(GetTestUrl("indexeddb", "callback_accounting.html"));
 216 }
 217
 218 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, DoesntHangTest) {
 219   SimpleTest(GetTestUrl("indexeddb", "transaction_run_forever.html"));
 220   CrashTab(shell()->web_contents());
 221   SimpleTest(GetTestUrl("indexeddb", "transaction_not_blocked.html"));
 222 }
 223
 224 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, Bug84933Test) {
 225   const GURL url = GetTestUrl("indexeddb", "bug_84933.html");
 226
 227   // Just navigate to the URL. Test will crash if it fails.
 228   NavigateToURLBlockUntilNavigationsComplete(shell(), url, 1);
 229 }
 230
 231 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, Bug106883Test) {
 232   const GURL url = GetTestUrl("indexeddb", "bug_106883.html");
 233
 234   // Just navigate to the URL. Test will crash if it fails.
 235   NavigateToURLBlockUntilNavigationsComplete(shell(), url, 1);
 236 }
 237
 238 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, Bug109187Test) {
 239   const GURL url = GetTestUrl("indexeddb", "bug_109187.html");
 240
 241   // Just navigate to the URL. Test will crash if it fails.
 242   NavigateToURLBlockUntilNavigationsComplete(shell(), url, 1);
 243 }
 244
 245 class IndexedDBBrowserTestWithLowQuota : public IndexedDBBrowserTest {
 246  public:
 247   IndexedDBBrowserTestWithLowQuota() {}
 248
 249   virtual void SetUpOnMainThread() OVERRIDE {
 250     const int kInitialQuotaKilobytes = 5000;
 251     SetQuota(kInitialQuotaKilobytes);
 252   }
 253
 254  private:
 255   DISALLOW_COPY_AND_ASSIGN(IndexedDBBrowserTestWithLowQuota);
 256 };
 257
 258 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithLowQuota, QuotaTest) {
 259   SimpleTest(GetTestUrl("indexeddb", "quota_test.html"));
 260 }
 261
 262 class IndexedDBBrowserTestWithGCExposed : public IndexedDBBrowserTest {
 263  public:
 264   IndexedDBBrowserTestWithGCExposed() {}
 265
 266   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
 267     command_line->AppendSwitchASCII(switches::kJavaScriptFlags, "--expose-gc");
 268   }
 269
 270  private:
 271   DISALLOW_COPY_AND_ASSIGN(IndexedDBBrowserTestWithGCExposed);
 272 };
 273
 274 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithGCExposed,
 275                        DatabaseCallbacksTest) {
 276   SimpleTest(GetTestUrl("indexeddb", "database_callbacks_first.html"));
 277 }
 278
 279 static void CopyLevelDBToProfile(Shell* shell,
 280                                  scoped_refptr<IndexedDBContextImpl> context,
 281                                  const std::string& test_directory) {
 282   DCHECK(context->TaskRunner()->RunsTasksOnCurrentThread());
 283   base::FilePath leveldb_dir(FILE_PATH_LITERAL("file__0.indexeddb.leveldb"));
 284   base::FilePath test_data_dir =
 285       GetTestFilePath("indexeddb", test_directory.c_str()).Append(leveldb_dir);
 286   base::FilePath dest = context->data_path().Append(leveldb_dir);
 287   // If we don't create the destination directory first, the contents of the
 288   // leveldb directory are copied directly into profile/IndexedDB instead of
 289   // profile/IndexedDB/file__0.xxx/
 290   ASSERT_TRUE(base::CreateDirectory(dest));
 291   const bool kRecursive = true;
 292   ASSERT_TRUE(base::CopyDirectory(test_data_dir,
 293                                   context->data_path(),
 294                                   kRecursive));
 295 }
 296
 297 class IndexedDBBrowserTestWithPreexistingLevelDB : public IndexedDBBrowserTest {
 298  public:
 299   IndexedDBBrowserTestWithPreexistingLevelDB() {}
 300   virtual void SetUpOnMainThread() OVERRIDE {
 301     scoped_refptr<IndexedDBContextImpl> context = GetContext();
 302     context->TaskRunner()->PostTask(
 303         FROM_HERE,
 304         base::Bind(
 305             &CopyLevelDBToProfile, shell(), context, EnclosingLevelDBDir()));
 306     scoped_refptr<base::ThreadTestHelper> helper(new base::ThreadTestHelper(
 307         BrowserMainLoop::GetInstance()->indexed_db_thread()->
 308             message_loop_proxy()));
 309     ASSERT_TRUE(helper->Run());
 310   }
 311
 312   virtual std::string EnclosingLevelDBDir() = 0;
 313
 314  private:
 315   DISALLOW_COPY_AND_ASSIGN(IndexedDBBrowserTestWithPreexistingLevelDB);
 316 };
 317
 318 class IndexedDBBrowserTestWithVersion0Schema : public
 319     IndexedDBBrowserTestWithPreexistingLevelDB {
 320   virtual std::string EnclosingLevelDBDir() OVERRIDE {
 321     return "migration_from_0";
 322   }
 323 };
 324
 325 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithVersion0Schema, MigrationTest) {
 326   SimpleTest(GetTestUrl("indexeddb", "migration_test.html"));
 327 }
 328
 329 class IndexedDBBrowserTestWithVersion123456Schema : public
 330     IndexedDBBrowserTestWithPreexistingLevelDB {
 331   virtual std::string EnclosingLevelDBDir() OVERRIDE {
 332     return "schema_version_123456";
 333   }
 334 };
 335
 336 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithVersion123456Schema,
 337                        DestroyTest) {
 338   int64 original_size = RequestDiskUsage();
 339   EXPECT_GT(original_size, 0);
 340   SimpleTest(GetTestUrl("indexeddb", "open_bad_db.html"));
 341   int64 new_size = RequestDiskUsage();
 342   EXPECT_NE(original_size, new_size);
 343 }
 344
 345 class IndexedDBBrowserTestWithVersion987654SSVData : public
 346     IndexedDBBrowserTestWithPreexistingLevelDB {
 347   virtual std::string EnclosingLevelDBDir() OVERRIDE {
 348     return "ssv_version_987654";
 349   }
 350 };
 351
 352 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithVersion987654SSVData,
 353                        DestroyTest) {
 354   int64 original_size = RequestDiskUsage();
 355   EXPECT_GT(original_size, 0);
 356   SimpleTest(GetTestUrl("indexeddb", "open_bad_db.html"));
 357   int64 new_size = RequestDiskUsage();
 358   EXPECT_NE(original_size, new_size);
 359 }
 360
 361 class IndexedDBBrowserTestWithCorruptLevelDB : public
 362     IndexedDBBrowserTestWithPreexistingLevelDB {
 363   virtual std::string EnclosingLevelDBDir() OVERRIDE {
 364     return "corrupt_leveldb";
 365   }
 366 };
 367
 368 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithCorruptLevelDB,
 369                        DestroyTest) {
 370   int64 original_size = RequestDiskUsage();
 371   EXPECT_GT(original_size, 0);
 372   SimpleTest(GetTestUrl("indexeddb", "open_bad_db.html"));
 373   int64 new_size = RequestDiskUsage();
 374   EXPECT_NE(original_size, new_size);
 375 }
 376
 377 class IndexedDBBrowserTestWithMissingSSTFile : public
 378     IndexedDBBrowserTestWithPreexistingLevelDB {
 379   virtual std::string EnclosingLevelDBDir() OVERRIDE {
 380     return "missing_sst";
 381   }
 382 };
 383
 384 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithMissingSSTFile,
 385                        DestroyTest) {
 386   int64 original_size = RequestDiskUsage();
 387   EXPECT_GT(original_size, 0);
 388   SimpleTest(GetTestUrl("indexeddb", "open_missing_table.html"));
 389   int64 new_size = RequestDiskUsage();
 390   EXPECT_NE(original_size, new_size);
 391 }
 392
 393 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, LevelDBLogFileTest) {
 394   // Any page that opens an IndexedDB will work here.
 395   SimpleTest(GetTestUrl("indexeddb", "database_test.html"));
 396   base::FilePath leveldb_dir(FILE_PATH_LITERAL("file__0.indexeddb.leveldb"));
 397   base::FilePath log_file(FILE_PATH_LITERAL("LOG"));
 398   base::FilePath log_file_path =
 399       GetContext()->data_path().Append(leveldb_dir).Append(log_file);
 400   int64 size;
 401   EXPECT_TRUE(base::GetFileSize(log_file_path, &size));
 402   EXPECT_GT(size, 0);
 403 }
 404
 405 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, CanDeleteWhenOverQuotaTest) {
 406   SimpleTest(GetTestUrl("indexeddb", "fill_up_5k.html"));
 407   int64 size = RequestDiskUsage();
 408   const int kQuotaKilobytes = 2;
 409   EXPECT_GT(size, kQuotaKilobytes * 1024);
 410   SetQuota(kQuotaKilobytes);
 411   SimpleTest(GetTestUrl("indexeddb", "delete_over_quota.html"));
 412 }
 413
 414 namespace {
 415
 416 static void CompactIndexedDBBackingStore(
 417     scoped_refptr<IndexedDBContextImpl> context,
 418     const GURL& origin_url) {
 419   IndexedDBFactory* factory = context->GetIDBFactory();
 420
 421   std::pair<IndexedDBFactory::OriginDBMapIterator,
 422             IndexedDBFactory::OriginDBMapIterator> range =
 423       factory->GetOpenDatabasesForOrigin(origin_url);
 424
 425   if (range.first == range.second)  // If no open db's for this origin
 426     return;
 427
 428   // Compact the first db's backing store since all the db's are in the same
 429   // backing store.
 430   IndexedDBDatabase* db = range.first->second;
 431   IndexedDBBackingStore* backing_store = db->backing_store();
 432   backing_store->Compact();
 433 }
 434
 435 static void CorruptIndexedDBDatabase(
 436     IndexedDBContextImpl* context,
 437     const GURL& origin_url,
 438     base::WaitableEvent* signal_when_finished) {
 439
 440   CompactIndexedDBBackingStore(context, origin_url);
 441
 442   int numFiles = 0;
 443   int numErrors = 0;
 444   base::FilePath idb_data_path = context->GetFilePath(origin_url);
 445   const bool recursive = false;
 446   base::FileEnumerator enumerator(
 447       idb_data_path, recursive, base::FileEnumerator::FILES);
 448   for (base::FilePath idb_file = enumerator.Next(); !idb_file.empty();
 449        idb_file = enumerator.Next()) {
 450     int64 size(0);
 451     GetFileSize(idb_file, &size);
 452
 453     if (idb_file.Extension() == FILE_PATH_LITERAL(".ldb")) {
 454       numFiles++;
 455       base::File file(idb_file,
 456                       base::File::FLAG_WRITE | base::File::FLAG_OPEN_TRUNCATED);
 457       if (file.IsValid()) {
 458         // Was opened truncated, expand back to the original
 459         // file size and fill with zeros (corrupting the file).
 460         file.SetLength(size);
 461       } else {
 462         numErrors++;
 463       }
 464     }
 465   }
 466
 467   VLOG(0) << "There were " << numFiles << " in " << idb_data_path.value()
 468           << " with " << numErrors << " errors";
 469   signal_when_finished->Signal();
 470 }
 471
 472 const std::string s_corrupt_db_test_prefix = "/corrupt/test/";
 473
 474 static scoped_ptr<net::test_server::HttpResponse> CorruptDBRequestHandler(
 475     IndexedDBContextImpl* context,
 476     const GURL& origin_url,
 477     const std::string& path,
 478     IndexedDBBrowserTest* test,
 479     const net::test_server::HttpRequest& request) {
 480   std::string request_path;
 481   if (path.find(s_corrupt_db_test_prefix) != std::string::npos)
 482     request_path = request.relative_url.substr(s_corrupt_db_test_prefix.size());
 483   else
 484     return scoped_ptr<net::test_server::HttpResponse>();
 485
 486   // Remove the query string if present.
 487   std::string request_query;
 488   size_t query_pos = request_path.find('?');
 489   if (query_pos != std::string::npos) {
 490     request_query = request_path.substr(query_pos + 1);
 491     request_path = request_path.substr(0, query_pos);
 492   }
 493
 494   if (request_path == "corruptdb" && !request_query.empty()) {
 495     VLOG(0) << "Requested to corrupt IndexedDB: " << request_query;
 496     base::WaitableEvent signal_when_finished(false, false);
 497     context->TaskRunner()->PostTask(FROM_HERE,
 498                                     base::Bind(&CorruptIndexedDBDatabase,
 499                                                base::ConstRef(context),
 500                                                origin_url,
 501                                                &signal_when_finished));
 502     signal_when_finished.Wait();
 503
 504     scoped_ptr<net::test_server::BasicHttpResponse> http_response(
 505         new net::test_server::BasicHttpResponse);
 506     http_response->set_code(net::HTTP_OK);
 507     return http_response.PassAs<net::test_server::HttpResponse>();
 508   } else if (request_path == "fail" && !request_query.empty()) {
 509     FailClass failure_class = FAIL_CLASS_NOTHING;
 510     FailMethod failure_method = FAIL_METHOD_NOTHING;
 511     int instance_num = 1;
 512     int call_num = 1;
 513     std::string fail_class;
 514     std::string fail_method;
 515
 516     url::Component query(0, request_query.length()), key_pos, value_pos;
 517     while (url::ExtractQueryKeyValue(
 518         request_query.c_str(), &query, &key_pos, &value_pos)) {
 519       std::string escaped_key(request_query.substr(key_pos.begin, key_pos.len));
 520       std::string escaped_value(
 521           request_query.substr(value_pos.begin, value_pos.len));
 522
 523       std::string key = net::UnescapeURLComponent(
 524           escaped_key,
 525           net::UnescapeRule::NORMAL | net::UnescapeRule::SPACES |
 526               net::UnescapeRule::URL_SPECIAL_CHARS);
 527
 528       std::string value = net::UnescapeURLComponent(
 529           escaped_value,
 530           net::UnescapeRule::NORMAL | net::UnescapeRule::SPACES |
 531               net::UnescapeRule::URL_SPECIAL_CHARS);
 532
 533       if (key == "method")
 534         fail_method = value;
 535       else if (key == "class")
 536         fail_class = value;
 537       else if (key == "instNum")
 538         instance_num = atoi(value.c_str());
 539       else if (key == "callNum")
 540         call_num = atoi(value.c_str());
 541       else
 542         NOTREACHED() << "Unknown param: \"" << key << "\"";
 543     }
 544
 545     if (fail_class == "LevelDBTransaction") {
 546       failure_class = FAIL_CLASS_LEVELDB_TRANSACTION;
 547       if (fail_method == "Get")
 548         failure_method = FAIL_METHOD_GET;
 549       else if (fail_method == "Commit")
 550         failure_method = FAIL_METHOD_COMMIT;
 551       else
 552         NOTREACHED() << "Unknown method: \"" << fail_method << "\"";
 553     } else if (fail_class == "LevelDBIterator") {
 554       failure_class = FAIL_CLASS_LEVELDB_ITERATOR;
 555       if (fail_method == "Seek")
 556         failure_method = FAIL_METHOD_SEEK;
 557       else
 558         NOTREACHED() << "Unknown method: \"" << fail_method << "\"";
 559     } else {
 560       NOTREACHED() << "Unknown class: \"" << fail_class << "\"";
 561     }
 562
 563     DCHECK_GE(instance_num, 1);
 564     DCHECK_GE(call_num, 1);
 565
 566     test->FailOperation(failure_class, failure_method, instance_num, call_num);
 567
 568     scoped_ptr<net::test_server::BasicHttpResponse> http_response(
 569         new net::test_server::BasicHttpResponse);
 570     http_response->set_code(net::HTTP_OK);
 571     return http_response.PassAs<net::test_server::HttpResponse>();
 572   }
 573
 574   // A request for a test resource
 575   base::FilePath resourcePath =
 576       content::GetTestFilePath("indexeddb", request_path.c_str());
 577   scoped_ptr<net::test_server::BasicHttpResponse> http_response(
 578       new net::test_server::BasicHttpResponse);
 579   http_response->set_code(net::HTTP_OK);
 580   std::string file_contents;
 581   if (!base::ReadFileToString(resourcePath, &file_contents))
 582     return scoped_ptr<net::test_server::HttpResponse>();
 583   http_response->set_content(file_contents);
 584   return http_response.PassAs<net::test_server::HttpResponse>();
 585 }
 586
 587 }  // namespace
 588
 589 class IndexedDBBrowserCorruptionTest
 590     : public IndexedDBBrowserTest,
 591       public ::testing::WithParamInterface<const char*> {};
 592
 593 IN_PROC_BROWSER_TEST_P(IndexedDBBrowserCorruptionTest,
 594                        OperationOnCorruptedOpenDatabase) {
 595   ASSERT_TRUE(embedded_test_server()->Started() ||
 596               embedded_test_server()->InitializeAndWaitUntilReady());
 597   const GURL& origin_url = embedded_test_server()->base_url();
 598   embedded_test_server()->RegisterRequestHandler(
 599       base::Bind(&CorruptDBRequestHandler,
 600                  base::Unretained(GetContext()),
 601                  origin_url,
 602                  s_corrupt_db_test_prefix,
 603                  this));
 604
 605   std::string test_file = s_corrupt_db_test_prefix +
 606                           "corrupted_open_db_detection.html#" + GetParam();
 607   SimpleTest(embedded_test_server()->GetURL(test_file));
 608
 609   test_file = s_corrupt_db_test_prefix + "corrupted_open_db_recovery.html";
 610   SimpleTest(embedded_test_server()->GetURL(test_file));
 611 }
 612
 613 INSTANTIATE_TEST_CASE_P(IndexedDBBrowserCorruptionTestInstantiation,
 614                         IndexedDBBrowserCorruptionTest,
 615                         ::testing::Values("failGetBlobJournal",
 616                                           "get",
 617                                           "failWebkitGetDatabaseNames",
 618                                           "iterate",
 619                                           "failTransactionCommit",
 620                                           "clearObjectStore"));
 621
 622 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest,
 623                        DeleteCompactsBackingStore) {
 624   const GURL test_url = GetTestUrl("indexeddb", "delete_compact.html");
 625   SimpleTest(GURL(test_url.spec() + "#fill"));
 626   int64 after_filling = RequestDiskUsage();
 627   EXPECT_GT(after_filling, 0);
 628
 629   SimpleTest(GURL(test_url.spec() + "#purge"));
 630   int64 after_deleting = RequestDiskUsage();
 631   EXPECT_LT(after_deleting, after_filling);
 632
 633   // The above tests verify basic assertions - that filling writes data and
 634   // deleting reduces the amount stored.
 635
 636   // The below tests make assumptions about implementation specifics, such as
 637   // data compression, compaction efficiency, and the maximum amount of
 638   // metadata and log data remains after a deletion. It is possible that
 639   // changes to the implementation may require these constants to be tweaked.
 640
 641   const int kTestFillBytes = 1024 * 1024 * 5;  // 5MB
 642   EXPECT_GT(after_filling, kTestFillBytes);
 643
 644   const int kTestCompactBytes = 1024 * 10;  // 10kB
 645   EXPECT_LT(after_deleting, kTestCompactBytes);
 646 }
 647
 648 // Complex multi-step (converted from pyauto) tests begin here.
 649
 650 // Verify null key path persists after restarting browser.
 651 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, PRE_NullKeyPathPersistence) {
 652   NavigateAndWaitForTitle(shell(), "bug_90635.html", "#part1",
 653                           "pass - first run");
 654 }
 655
 656 // Verify null key path persists after restarting browser.
 657 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, NullKeyPathPersistence) {
 658   NavigateAndWaitForTitle(shell(), "bug_90635.html", "#part2",
 659                           "pass - second run");
 660 }
 661
 662 // Verify that a VERSION_CHANGE transaction is rolled back after a
 663 // renderer/browser crash
 664 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest,
 665                        PRE_PRE_VersionChangeCrashResilience) {
 666   NavigateAndWaitForTitle(shell(), "version_change_crash.html", "#part1",
 667                           "pass - part1 - complete");
 668 }
 669
 670 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, PRE_VersionChangeCrashResilience) {
 671   NavigateAndWaitForTitle(shell(), "version_change_crash.html", "#part2",
 672                           "pass - part2 - crash me");
 673   // If we actually crash here then googletest will not run the next step
 674   // (VersionChangeCrashResilience) as an optimization. googletest's
 675   // ASSERT_DEATH/EXIT fails to work properly (on Windows) due to how we
 676   // implement the PRE_* test mechanism.
 677   exit(0);
 678 }
 679
 680 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, VersionChangeCrashResilience) {
 681   NavigateAndWaitForTitle(shell(), "version_change_crash.html", "#part3",
 682                           "pass - part3 - rolled back");
 683 }
 684
 685 // Verify that open DB connections are closed when a tab is destroyed.
 686 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, ConnectionsClosedOnTabClose) {
 687   NavigateAndWaitForTitle(shell(), "version_change_blocked.html", "#tab1",
 688                           "setVersion(2) complete");
 689
 690   // Start on a different URL to force a new renderer process.
 691   Shell* new_shell = CreateBrowser();
 692   NavigateToURL(new_shell, GURL(url::kAboutBlankURL));
 693   NavigateAndWaitForTitle(new_shell, "version_change_blocked.html", "#tab2",
 694                           "setVersion(3) blocked");
 695
 696   base::string16 expected_title16(ASCIIToUTF16("setVersion(3) complete"));
 697   TitleWatcher title_watcher(new_shell->web_contents(), expected_title16);
 698
 699   base::KillProcess(
 700       shell()->web_contents()->GetRenderProcessHost()->GetHandle(), 0, true);
 701   shell()->Close();
 702
 703   EXPECT_EQ(expected_title16, title_watcher.WaitAndGetTitle());
 704 }
 705
 706 // Verify that a "close" event is fired at database connections when
 707 // the backing store is deleted.
 708 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, ForceCloseEventTest) {
 709   NavigateAndWaitForTitle(shell(), "force_close_event.html", NULL,
 710                           "connection ready");
 711
 712   GetContext()->TaskRunner()->PostTask(
 713       FROM_HERE,
 714       base::Bind(&IndexedDBContextImpl::DeleteForOrigin,
 715                  GetContext(),
 716                  GURL("file:///")));
 717
 718   base::string16 expected_title16(ASCIIToUTF16("connection closed"));
 719   TitleWatcher title_watcher(shell()->web_contents(), expected_title16);
 720   title_watcher.AlsoWaitForTitle(ASCIIToUTF16("connection closed with error"));
 721   EXPECT_EQ(expected_title16, title_watcher.WaitAndGetTitle());
 722 }
 723
 724 class IndexedDBBrowserTestSingleProcess : public IndexedDBBrowserTest {
 725  public:
 726   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
 727     command_line->AppendSwitch(switches::kSingleProcess);
 728   }
 729 };
 730
 731 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestSingleProcess,
 732                        RenderThreadShutdownTest) {
 733   SimpleTest(GetTestUrl("indexeddb", "shutdown_with_requests.html"));
 734 }
 735
 736 }  // namespace content