Add a quic_in_memory_cache_test data file.

net/tools/quic/quic_in_memory_cache.h

 // 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.
 
 #ifndef NET_TOOLS_QUIC_QUIC_IN_MEMORY_CACHE_H_
 #define NET_TOOLS_QUIC_QUIC_IN_MEMORY_CACHE_H_
 
 #include <string>
 
 #include "base/containers/hash_tables.h"
 #include "base/memory/singleton.h"
 #include "base/strings/string_piece.h"
 #include "net/tools/flip_server/balsa_frame.h"
 #include "net/tools/flip_server/balsa_headers.h"
 
 template <typename T> struct DefaultSingletonTraits;
 
 namespace net {
 namespace tools {
 
 extern std::string FLAGS_quic_in_memory_cache_dir;
 
 class QuicServer;
 
+namespace test {
+class QuicInMemoryCacheTest;
+}
+
 // In-memory cache for HTTP responses.
 // Reads from disk cache generated by:
 // `wget -p --save_headers <url>`
 class QuicInMemoryCache {
  public:
   // Container for response header/body pairs.
   class Response {
    public:
     Response() {}
     ~Response() {}
@@ skipping 24 matching lines @@
   const Response* GetResponse(const BalsaHeaders& request_headers) const;
 
   // Add a response to the cache.
   void AddResponse(const BalsaHeaders& request_headers,
                    const BalsaHeaders& response_headers,
                    base::StringPiece response_body);
 
   void ResetForTests();
 
  private:
+  friend class test::QuicInMemoryCacheTest;

[Ryan Hamilton, 2013/07/04 14:46:03]

If you make ResetForTests call Initialize, then you won't need to add this
friend.

[honghaiz, 2013/07/04 17:34:04]

Done.

   typedef base::hash_map<std::string, Response*> ResponseMap;
 
 
   QuicInMemoryCache();
   friend struct DefaultSingletonTraits<QuicInMemoryCache>;
   ~QuicInMemoryCache();
 
+  void Initialize();
   std::string GetKey(const BalsaHeaders& response_headers) const;
 
   // Cached responses.
   ResponseMap responses_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicInMemoryCache);
 };
 
 }  // namespace tools
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_QUIC_IN_MEMORY_CACHE_H_