os/ossrv/genericopenlibs/cppstdlib/stl/test/unit/bound_test.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
     1 #include <vector>
     2 #include <algorithm>
     3 
     4 #include "cppunit/cppunit_proxy.h"
     5 
     6 #if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
     7 using namespace std;
     8 #endif
     9 
    10 //
    11 // TestCase class
    12 //
    13 class BoundTest : public CPPUNIT_NS::TestCase
    14 {
    15   CPPUNIT_TEST_SUITE(BoundTest);
    16   CPPUNIT_TEST(lwrbnd1);
    17   CPPUNIT_TEST(lwrbnd2);
    18   CPPUNIT_TEST(uprbnd1);
    19   CPPUNIT_TEST(uprbnd2);
    20   CPPUNIT_TEST_SUITE_END();
    21 
    22 protected:
    23   void lwrbnd1();
    24   void lwrbnd2();
    25   void uprbnd1();
    26   void uprbnd2();
    27 
    28   static bool char_str_less(const char* a_, const char* b_)
    29   {
    30     return strcmp(a_, b_) < 0 ? 1 : 0;
    31   }
    32 };
    33 
    34 CPPUNIT_TEST_SUITE_REGISTRATION(BoundTest);
    35 
    36 //
    37 // tests implementation
    38 //
    39 void BoundTest::uprbnd1()
    40 {
    41   int arr[20];
    42   for(int i = 0; i < 20; i++)
    43   {
    44     arr[i] = i/4;
    45   }
    46   int location = upper_bound((int*)arr, (int*)arr + 20, 3) - arr;
    47   CPPUNIT_ASSERT(location==16);
    48 }
    49 
    50 void BoundTest::uprbnd2()
    51 {
    52   char const* str [] = { "a", "a", "b", "b", "q", "w", "z" };
    53 
    54   const unsigned strCt = sizeof(str)/sizeof(str[0]);
    55 
    56   int location = (upper_bound((char const**)str,  (char const**)str + strCt, (const char *)"d", char_str_less) - str);
    57   CPPUNIT_ASSERT(location==4);
    58 }
    59 void BoundTest::lwrbnd1()
    60 {
    61   vector <int> v1(20);
    62   for (int i = 0; (size_t)i < v1.size(); ++i)
    63   {
    64     v1[i] = i/4;
    65   }
    66   // 0 0 0 0 1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4
    67   vector<int>::iterator location = lower_bound(v1.begin(), v1.end(), 3);
    68 
    69   CPPUNIT_ASSERT((location - v1.begin())==12);
    70 }
    71 
    72 void BoundTest::lwrbnd2()
    73 {
    74   char const* str [] = { "a", "a", "b", "b", "q", "w", "z" };
    75 
    76   const unsigned strCt = sizeof(str)/sizeof(str[0]);
    77   char const** location = lower_bound((char const**)str,  (char const**)str + strCt, (const char *)"d", char_str_less);
    78 
    79   CPPUNIT_ASSERT((location - str) == 4);
    80 }