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/*
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "tests.h"
#include <botan/hash.h>
#if defined (BOTAN_HAS_PARALLEL_HASH)
#include <botan/par_hash.h>
#endif
namespace Botan_Tests {
namespace {
class Hash_Function_Tests : public Text_Based_Test
{
public:
Hash_Function_Tests() : Text_Based_Test("hash", {"In", "Out"}) {}
Test::Result run_one_test(const std::string& algo, const VarMap& vars) override
{
const std::vector<uint8_t> input = get_req_bin(vars, "In");
const std::vector<uint8_t> expected = get_req_bin(vars, "Out");
Test::Result result(algo);
const std::vector<std::string> providers = Botan::HashFunction::providers(algo);
if(providers.empty())
{
result.note_missing("hash " + algo);
return result;
}
for(auto&& provider_ask : providers)
{
std::unique_ptr<Botan::HashFunction> hash(Botan::HashFunction::create(algo, provider_ask));
if(!hash)
{
result.note_missing(algo + " from " + provider_ask);
continue;
}
const std::string provider(hash->provider());
result.test_is_nonempty("provider", provider);
result.test_eq(provider, hash->name(), algo);
hash->update(input);
result.test_eq(provider, "hashing", hash->final(), expected);
// Test to make sure clear() resets what we need it to
hash->update("some discarded input");
hash->clear();
hash->update(nullptr, 0); // this should be effectively ignored
hash->update(input);
result.test_eq(provider, "hashing after clear", hash->final(), expected);
if(input.size() > 1)
{
hash->update(input[0]);
hash->update(&input[1], input.size() - 1);
result.test_eq(provider, "hashing split", hash->final(), expected);
}
}
return result;
}
};
BOTAN_REGISTER_TEST("hash", Hash_Function_Tests);
#if defined(BOTAN_HAS_PARALLEL_HASH)
Test::Result test_clone()
{
Test::Result result("Parallel hash");
std::string algo = "Parallel(MD5,SHA-160)";
std::unique_ptr<Botan::HashFunction> hash(Botan::HashFunction::create(algo));
if(!hash)
{
result.note_missing(algo);
return result;
}
hash->update("");
result.test_eq("Parallel hashing", hash->final(), "D41D8CD98F00B204E9800998ECF8427EDA39A3EE5E"
"6B4B0D3255BFEF95601890AFD80709");
std::unique_ptr<Botan::HashFunction> hash_clone(hash->clone());
hash_clone->clear();
hash_clone->update("");
result.test_eq("Parallel hashing (clone)", hash_clone->final(), "D41D8CD98F00B204E9800998ECF8427"
"EDA39A3EE5E6B4B0D3255BFEF95601890AFD80709");
return result;
}
Test::Result test_ctor()
{
Test::Result result("Parallel hash");
std::unique_ptr<Botan::HashFunction> sha256(Botan::HashFunction::create("SHA-256"));
if(!sha256)
{
result.note_missing("SHA-256");
return result;
}
std::unique_ptr<Botan::HashFunction> sha512(Botan::HashFunction::create("SHA-512"));
if(!sha512)
{
result.note_missing("SHA-512");
return result;
}
std::vector<Botan::HashFunction*> hashes = { sha256.get(), sha512.get() };
Botan::Parallel par_hash(hashes);
par_hash.update("");
result.test_eq("Parallel hashing", par_hash.final(), "E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B"
"934CA495991B7852B855CF83E1357EEFB8BDF1542850D66D8007D620E4050B5715DC83F4A921D36CE9C"
"E47D0D13C5D85F2B0FF8318D2877EEC2F63B931BD47417A81A538327AF927DA3E");
return result;
}
class Parallel_Hash_Tests : public Test
{
public:
std::vector<Test::Result> run() override
{
std::vector<Test::Result> results;
std::vector<std::function<Test::Result()>> fns =
{
test_clone,
test_ctor
};
for(size_t i = 0; i != fns.size(); ++i)
{
try
{
results.push_back(fns[ i ]());
}
catch(std::exception& e)
{
results.push_back(Test::Result::Failure("Parallel hash tests " + std::to_string(i), e.what()));
}
}
return results;
}
};
BOTAN_REGISTER_TEST("par_hash", Parallel_Hash_Tests);
#endif
}
}
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