Persist sessionStorage on disk.

webkit/dom_storage/dom_storage_area_unittest.cc

 // Copyright (c) 2012 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/file_util.h"
 #include "base/message_loop.h"
 #include "base/message_loop_proxy.h"
 #include "base/scoped_temp_dir.h"
 #include "base/threading/sequenced_worker_pool.h"
@@ skipping 55 matching lines @@
       EXPECT_EQ(kValue, values[kKey].string());
     }
   };
 
  private:
   MessageLoop message_loop_;
 };
 
 TEST_F(DomStorageAreaTest, DomStorageAreaBasics) {
   scoped_refptr<DomStorageArea> area(
-      new DomStorageArea(1, std::string(), kOrigin, NULL));
+      new DomStorageArea(1, std::string(), kOrigin, NULL, NULL));
   string16 old_value;
   NullableString16 old_nullable_value;
   scoped_refptr<DomStorageArea> copy;
 
   // We don't focus on the underlying DomStorageMap functionality
   // since that's covered by seperate unit tests.
   EXPECT_EQ(kOrigin, area->origin());
   EXPECT_EQ(1, area->namespace_id());
   EXPECT_EQ(0u, area->Length());
   EXPECT_TRUE(area->SetItem(kKey, kValue, &old_nullable_value));
@@ skipping 44 matching lines @@
 
   // No directory, backing should be null.
   {
     scoped_refptr<DomStorageArea> area(
         new DomStorageArea(kOrigin, FilePath(), NULL));
     EXPECT_EQ(NULL, area->backing_.get());
     EXPECT_TRUE(area->is_initial_import_done_);
     EXPECT_FALSE(file_util::PathExists(kExpectedOriginFilePath));
   }
 
-  // Valid directory and origin but non-local namespace id. Backing should
+  // Valid directory and origin but no session storage backing. Backing should
   // be null.
   {
     scoped_refptr<DomStorageArea> area(
         new DomStorageArea(kSessionStorageNamespaceId, std::string(), kOrigin,
-                           NULL));
+                           NULL, NULL));
     EXPECT_EQ(NULL, area->backing_.get());
     EXPECT_TRUE(area->is_initial_import_done_);
 
     NullableString16 old_value;
     EXPECT_TRUE(area->SetItem(kKey, kValue, &old_value));
     ASSERT_TRUE(old_value.is_null());
 
     // Check that saving a value has still left us without a backing database.
     EXPECT_EQ(NULL, area->backing_.get());
     EXPECT_FALSE(file_util::PathExists(kExpectedOriginFilePath));
@@ skipping 306 matching lines @@
   EXPECT_EQ(
       FilePath().AppendASCII("-journal"),
       DomStorageDatabase::GetJournalFilePath(FilePath()));
   EXPECT_EQ(
       FilePath().AppendASCII(".extensiononly-journal"),
       DomStorageDatabase::GetJournalFilePath(
           FilePath().AppendASCII(".extensiononly")));
 }
 
 }  // namespace dom_storage