etl/test/test_hash.cpp

/******************************************************************************
The MIT License(MIT)

Embedded Template Library.

Copyright(c) 2014 jwellbelove

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of this software and associated documentation files(the "Software"), to deal
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******************************************************************************/

#include <UnitTest++/UnitTest++.h>

#include <iterator>
#include <string>
#include <vector>
#include <stdint.h>

#include "../hash.h"

namespace
{		
  SUITE(test_hash)
  {
    //*************************************************************************
    TEST(test_hash_bool)
    {
      size_t hash = etl::hash<bool>()(false);
      CHECK_EQUAL(0, hash);

      hash = etl::hash<bool>()(true);
      CHECK_EQUAL(1, hash);
    }

    //*************************************************************************
    TEST(test_hash_char)
    {
      size_t hash = etl::hash<char>()(char(0x5A));

      CHECK_EQUAL(0x5A, hash);
    }

    //*************************************************************************
    TEST(test_hash_signed_char)
    {
      size_t hash = etl::hash<signed char>()(signed char(0x5A));

      CHECK_EQUAL(0x5A, hash);
    }

    //*************************************************************************
    TEST(test_hash_unsigned_char)
    {
      size_t hash = etl::hash<unsigned char>()(unsigned char(0x5A));

      CHECK_EQUAL(0x5A, hash);
    }

    //*************************************************************************
    TEST(test_hash_short)
    {
      size_t hash = etl::hash<short>()(short(0x5AA5));

      CHECK_EQUAL(0x5AA5, hash);
    }

    //*************************************************************************
    TEST(test_hash_unsigned_short)
    {
      size_t hash = etl::hash<unsigned short>()(unsigned short(0x5AA5));

      CHECK_EQUAL(0x5AA5, hash);
    }

    //*************************************************************************
    TEST(test_hash_int)
    {
      size_t hash = etl::hash<int>()(int(0x5AA555AA));

      CHECK_EQUAL(0x5AA555AA, hash);
    }

    //*************************************************************************
    TEST(test_hash_unsigned_int)
    {
      size_t hash = etl::hash<unsigned int>()(unsigned int(0x5AA555AA));

      CHECK_EQUAL(0x5AA555AA, hash);
    }

    //*************************************************************************
    TEST(test_hash_long)
    {
      size_t hash = etl::hash<long>()(long(0x5AA555AA));

      CHECK_EQUAL(0x5AA555AA, hash);
    }

    //*************************************************************************
    TEST(test_hash_unsigned_long)
    {
      size_t hash = etl::hash<unsigned long>()(unsigned long(0x5AA555AA));

      CHECK_EQUAL(0x5AA555AA, hash);
    }

    //*************************************************************************
    TEST(test_hash_long_long)
    {
      size_t hash = etl::hash<long long>()(long long(0x5AA555AA3CC333CC));

      CHECK_EQUAL(0xEC6A8D69, hash);
    }

    //*************************************************************************
    TEST(test_hash_unsigned_long_long)
    {
      size_t hash = etl::hash<unsigned long long>()(unsigned long long(0x5AA555AA3CC333CC));

      CHECK_EQUAL(0xEC6A8D69, hash);
    }

    //*************************************************************************
    TEST(test_hash_float)
    {
      size_t hash = etl::hash<float>()(float(1.2345));

      CHECK_EQUAL(0x3F9E0419, hash);
    }

    //*************************************************************************
    TEST(test_hash_double)
    {
      size_t hash = etl::hash<double>()(double(1.2345));

      CHECK_EQUAL(0x86FBF224, hash);
    }

    //*************************************************************************
    TEST(test_hash_pointer)
    {
      int i;
      size_t hash = etl::hash<int*>()(&i);

      CHECK_EQUAL(size_t(&i), hash);
    }
  };
}