Appcache, local storage, indexed db, databases: skip exit-time deletion when restarting.

content/browser/in_process_webkit/indexed_db_browsertest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/scoped_temp_dir.h"
@@ skipping 200 matching lines @@
   // Make sure we wait until the destructor has run.
   scoped_refptr<base::ThreadTestHelper> helper(
       new base::ThreadTestHelper(
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::WEBKIT)));
   ASSERT_TRUE(helper->Run());
 
   EXPECT_TRUE(file_util::DirectoryExists(normal_path));
   EXPECT_FALSE(file_util::DirectoryExists(session_only_path));
 }
 
+IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTest, SaveSessionState) {
+  ScopedTempDir temp_dir;
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
+
+  FilePath normal_path;
+  FilePath session_only_path;
+
+  // Create the scope which will ensure we run the destructor of the webkit
+  // context.
+  {
+    TestingProfile profile;
+
+    const GURL kNormalOrigin("http://normal/");
+    const GURL kSessionOnlyOrigin("http://session-only/");
+    scoped_refptr<quota::MockSpecialStoragePolicy> special_storage_policy =
+        new quota::MockSpecialStoragePolicy;
+    special_storage_policy->AddSessionOnly(kSessionOnlyOrigin);
+
+    // Create some indexedDB paths.
+    // With the levelDB backend, these are directories.
+    WebKitContext *webkit_context = profile.GetWebKitContext();
+    IndexedDBContext* idb_context = webkit_context->indexed_db_context();
+
+    // Override the storage policy with our own.
+    idb_context->special_storage_policy_ = special_storage_policy;
+    idb_context->set_clear_local_state_on_exit(true);
+    idb_context->set_data_path_for_testing(temp_dir.path());
+
+    // Save session state. This should bypass the destruction-time deletion.
+    idb_context->SaveSessionState();
+
+    normal_path = idb_context->GetIndexedDBFilePath(
+        DatabaseUtil::GetOriginIdentifier(kNormalOrigin));
+    session_only_path = idb_context->GetIndexedDBFilePath(
+        DatabaseUtil::GetOriginIdentifier(kSessionOnlyOrigin));
+    ASSERT_TRUE(file_util::CreateDirectory(normal_path));
+    ASSERT_TRUE(file_util::CreateDirectory(session_only_path));
+  }
+
+  // Make sure we wait until the destructor has run.
+  scoped_refptr<base::ThreadTestHelper> helper(
+      new base::ThreadTestHelper(
+          BrowserThread::GetMessageLoopProxyForThread(BrowserThread::WEBKIT)));
+  ASSERT_TRUE(helper->Run());
+
+  // No data was cleared because of SaveSessionState.
+  EXPECT_TRUE(file_util::DirectoryExists(normal_path));
+  EXPECT_TRUE(file_util::DirectoryExists(session_only_path));
+}
+
 class IndexedDBBrowserTestWithLowQuota : public IndexedDBBrowserTest {
  public:
   virtual void SetUpOnMainThread() {
     const int kInitialQuotaKilobytes = 5000;
     const int kTemporaryStorageQuotaMaxSize = kInitialQuotaKilobytes
         * 1024 * QuotaManager::kPerHostTemporaryPortion;
     SetTempQuota(
         kTemporaryStorageQuotaMaxSize, browser()->profile()->GetQuotaManager());
   }
 
@@ skipping 25 matching lines @@
   virtual void SetUpCommandLine(CommandLine* command_line) {
     command_line->AppendSwitchASCII(switches::kJavaScriptFlags, "--expose-gc");
   }
 };
 
 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithGCExposed,
                        DatabaseCallbacksTest) {
   SimpleTest(
       testUrl(FilePath(FILE_PATH_LITERAL("database_callbacks_first.html"))));
 }