Page Speed Optimization Libraries  1.6.29.3
net/instaweb/util/public/mock_hasher.h
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00001 /*
00002  * Copyright 2010 Google Inc.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *      http:///www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00018 
00019 #ifndef NET_INSTAWEB_UTIL_PUBLIC_MOCK_HASHER_H_
00020 #define NET_INSTAWEB_UTIL_PUBLIC_MOCK_HASHER_H_
00021 
00022 #include "net/instaweb/util/public/basictypes.h"
00023 #include "net/instaweb/util/public/hasher.h"
00024 #include "net/instaweb/util/public/string.h"
00025 #include "net/instaweb/util/public/string_util.h"
00026 
00027 namespace net_instaweb {
00028 
00029 class MockHasher : public Hasher {
00030  public:
00031   MockHasher()
00032       : Hasher(kint32max),
00033         hash_value_("\xd0") {  
00034   }
00035   explicit MockHasher(StringPiece hash_value)
00036       : Hasher(hash_value.size()),
00037         hash_value_(hash_value.data(), hash_value.size()) {
00038   }
00039 
00040   virtual ~MockHasher();
00041 
00042   virtual GoogleString RawHash(const StringPiece& content) const {
00043     return hash_value_;
00044   }
00045 
00046   void set_hash_value(const GoogleString& new_hash_value) {
00047     hash_value_ = new_hash_value;
00048   }
00049 
00050   virtual int RawHashSizeInBytes() const { return hash_value_.length(); }
00051 
00052  private:
00053   GoogleString hash_value_;
00054   DISALLOW_COPY_AND_ASSIGN(MockHasher);
00055 };
00056 
00057 }  
00058 
00059 #endif  ///< NET_INSTAWEB_UTIL_PUBLIC_MOCK_HASHER_H_
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