Select a more appropiate appcache based on the opener or the parent of the new document.

webkit/appcache/appcache_host_unittest.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/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/url_request/url_request.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webkit/appcache/appcache.h"
 #include "webkit/appcache/appcache_backend_impl.h"
@@ skipping 138 matching lines @@
   EXPECT_EQ(1, mock_frontend_.last_host_id_);
   EXPECT_EQ(kNoCacheId, mock_frontend_.last_cache_id_);
   EXPECT_EQ(UNCACHED, mock_frontend_.last_status_);
 
   // Otherwise, see that it respond as if there is no cache selected.
   EXPECT_EQ(1, host.host_id());
   EXPECT_EQ(&service_, host.service());
   EXPECT_EQ(&mock_frontend_, host.frontend());
   EXPECT_EQ(NULL, host.associated_cache());
   EXPECT_FALSE(host.is_selection_pending());
+  EXPECT_TRUE(host.preferred_manifest_url().is_empty());
 }
 
 TEST_F(AppCacheHostTest, ForeignEntry) {
   // Reset our mock frontend
   mock_frontend_.last_cache_id_ = -333;
   mock_frontend_.last_host_id_ = -333;
   mock_frontend_.last_status_ = OBSOLETE;
 
   // Precondition, a cache with an entry that is not marked as foreign.
   const int kCacheId = 22;
@@ skipping 212 matching lines @@
 
   // Simulate the parent being torn down.
   backend_impl.UnregisterHost(kParentHostId);
   parent_host = NULL;
   EXPECT_EQ(NULL, backend_impl.GetHost(kParentHostId));
   EXPECT_EQ(NULL, worker_host->GetParentAppCacheHost());
 }
 
 }  // namespace appcache