#include <vector>

#include <numeric>

#include "cppunit/cppunit_proxy.h"

#if !defined (STLPORT) || defined (_STLP_USE_NAMESPACES)

using namespace std;

#endif

//

// TestCase class

//

class AccumTest : public CPPUNIT_NS::TestCase

{

  CPPUNIT_TEST_SUITE(AccumTest);

  CPPUNIT_TEST(accum1);

  CPPUNIT_TEST(accum2);

  CPPUNIT_TEST_SUITE_END();

protected:

  void accum1();

  void accum2();

  static int mult(int initial_, int element_);

};

CPPUNIT_TEST_SUITE_REGISTRATION(AccumTest);

//

// tests implementation

//

void AccumTest::accum1()

{

  vector<int> v(5);

  for(int i = 0; (size_t)i < v.size(); ++i)

    v[i] = i + 1;

  int sum = accumulate(v.begin(), v.end(), 0);

  CPPUNIT_ASSERT(sum==15);

}

void AccumTest::accum2()

{

  vector<int> v(5);

  for(int i = 0; (size_t)i < v.size(); ++i)

    v[i] = i + 1;

  int prod = accumulate(v.begin(), v.end(), 1, mult);

  CPPUNIT_ASSERT(prod==120);

}

int AccumTest::mult(int initial_, int element_)

{

  return initial_ * element_;

}