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path: root/src/tests/test_workfactor.cpp
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/*
* (C) 2016 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "tests.h"

#if defined(BOTAN_HAS_PUBLIC_KEY_CRYPTO)
  #include <botan/workfactor.h>
#endif

namespace Botan_Tests {

#if defined(BOTAN_HAS_PUBLIC_KEY_CRYPTO)
class PK_Workfactor_Tests : public Text_Based_Test
   {
   public:
      PK_Workfactor_Tests() : Text_Based_Test("pubkey/workfactor.vec",
                                              {"ParamSize", "Workfactor"})
         {}

      Test::Result run_one_test(const std::string& type, const VarMap& vars) override
         {
         const size_t param_size  = get_req_sz(vars, "ParamSize");
         const size_t exp_output  = get_req_sz(vars, "Workfactor");

         size_t output = 0;

         // TODO: test McEliece strength tests also

         if(type == "RSA_Strength")
            output = Botan::if_work_factor(param_size);
         else if(type == "DL_Exponent_Size")
            output = Botan::dl_exponent_size(param_size) / 2;

         Test::Result result(type + " work factor calculation");
         result.test_eq("Calculated workfactor for " + std::to_string(param_size),
                        output, exp_output);
         return result;
         }
   };

BOTAN_REGISTER_TEST("pk_workfactor", PK_Workfactor_Tests);
#endif

}