lib/3rdparty/stlport/test/unit/ptr2_test.cpp

   1 #include <vector>
   2 #include <algorithm>
   3 #include <functional>
   4
   5 #include "cppunit/cppunit_proxy.h"
   6
   7 #if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
   8 using namespace std;
   9 #endif
  10
  11 //
  12 // TestCase class
  13 //
  14 class Ptr2Test : public CPPUNIT_NS::TestCase
  15 {
  16   CPPUNIT_TEST_SUITE(Ptr2Test);
  17   CPPUNIT_TEST(ptrbin1);
  18   CPPUNIT_TEST(ptrbin2);
  19   CPPUNIT_TEST(ptrun1);
  20   CPPUNIT_TEST(ptrun2);
  21   CPPUNIT_TEST_SUITE_END();
  22
  23 protected:
  24   void ptrbin1();
  25   void ptrbin2();
  26   void ptrun1();
  27   void ptrun2();
  28 };
  29
  30 CPPUNIT_TEST_SUITE_REGISTRATION(Ptr2Test);
  31
  32 //
  33 // tests implementation
  34 //
  35 static int sum(int x_, int y_)
  36 {
  37   return x_ + y_;
  38 }
  39 bool even(int n_)
  40 {
  41   return(n_ % 2) == 0;
  42 }
  43 void Ptr2Test::ptrbin1()
  44 {
  45   int input1 [4] = { 7, 2, 3, 5 };
  46   int input2 [4] = { 1, 5, 5, 8 };
  47
  48   int output [4];
  49   transform((int*)input1, (int*)input1 + 4, (int*)input2, (int*)output, pointer_to_binary_function<int, int, int>(sum));
  50
  51   CPPUNIT_ASSERT(output[0]==8);
  52   CPPUNIT_ASSERT(output[1]==7);
  53   CPPUNIT_ASSERT(output[2]==8);
  54   CPPUNIT_ASSERT(output[3]==13);
  55 }
  56 void Ptr2Test::ptrbin2()
  57 {
  58   int input1 [4] = { 7, 2, 3, 5 };
  59   int input2 [4] = { 1, 5, 5, 8 };
  60
  61   int output [4];
  62   transform((int*)input1, (int*)input1 + 4, (int*)input2, (int*)output, ptr_fun(sum));
  63
  64   CPPUNIT_ASSERT(output[0]==8);
  65   CPPUNIT_ASSERT(output[1]==7);
  66   CPPUNIT_ASSERT(output[2]==8);
  67   CPPUNIT_ASSERT(output[3]==13);
  68 }
  69 void Ptr2Test::ptrun1()
  70 {
  71   int array [3] = { 1, 2, 3 };
  72
  73   int* p = find_if((int*)array, (int*)array + 3, pointer_to_unary_function<int, bool>(even));
  74   CPPUNIT_ASSERT(p != array+3);
  75   CPPUNIT_ASSERT(*p==2);
  76 }
  77 void Ptr2Test::ptrun2()
  78 {
  79   int array [3] = { 1, 2, 3 };
  80
  81   int* p = find_if((int*)array, (int*)array + 3, ptr_fun(even));
  82   CPPUNIT_ASSERT(p != array+3);
  83   CPPUNIT_ASSERT(*p==2);
  84 }