#include <vector>

#include <algorithm>

#include <functional>

#include "cppunit/cppunit_proxy.h"

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

using namespace std;

#endif

//

// TestCase class

//

class Ptr2Test : public CPPUNIT_NS::TestCase

{

  CPPUNIT_TEST_SUITE(Ptr2Test);

  CPPUNIT_TEST(ptrbin1);

  CPPUNIT_TEST(ptrbin2);

  CPPUNIT_TEST(ptrun1);

  CPPUNIT_TEST(ptrun2);

  CPPUNIT_TEST_SUITE_END();

protected:

  void ptrbin1();

  void ptrbin2();

  void ptrun1();

  void ptrun2();

};

CPPUNIT_TEST_SUITE_REGISTRATION(Ptr2Test);

//

// tests implementation

//

static int sum(int x_, int y_)

{

  return x_ + y_;

}

bool even(int n_)

{

  return(n_ % 2) == 0;

}

void Ptr2Test::ptrbin1()

{

  int input1 [4] = { 7, 2, 3, 5 };

  int input2 [4] = { 1, 5, 5, 8 };

  int output [4];

  transform((int*)input1, (int*)input1 + 4, (int*)input2, (int*)output, pointer_to_binary_function<int, int, int>(sum));

  CPPUNIT_ASSERT(output[0]==8);

  CPPUNIT_ASSERT(output[1]==7);

  CPPUNIT_ASSERT(output[2]==8);

  CPPUNIT_ASSERT(output[3]==13);

}

void Ptr2Test::ptrbin2()

{

  int input1 [4] = { 7, 2, 3, 5 };

  int input2 [4] = { 1, 5, 5, 8 };

  int output [4];

  transform((int*)input1, (int*)input1 + 4, (int*)input2, (int*)output, ptr_fun(sum));

  CPPUNIT_ASSERT(output[0]==8);

  CPPUNIT_ASSERT(output[1]==7);

  CPPUNIT_ASSERT(output[2]==8);

  CPPUNIT_ASSERT(output[3]==13);

}

void Ptr2Test::ptrun1()

{

  int array [3] = { 1, 2, 3 };

  int* p = find_if((int*)array, (int*)array + 3, pointer_to_unary_function<int, bool>(even));

  CPPUNIT_ASSERT(p != array+3);

  CPPUNIT_ASSERT(*p==2);

}

void Ptr2Test::ptrun2()

{

  int array [3] = { 1, 2, 3 };

  int* p = find_if((int*)array, (int*)array + 3, ptr_fun(even));

  CPPUNIT_ASSERT(p != array+3);

  CPPUNIT_ASSERT(*p==2);

}