reactos/sdk/lib/3rdparty/stlport/test/unit/bound_test.cpp

81 lines
1.7 KiB
C++

#include <vector>
#include <algorithm>
#include "cppunit/cppunit_proxy.h"
#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
using namespace std;
#endif
//
// TestCase class
//
class BoundTest : public CPPUNIT_NS::TestCase
{
CPPUNIT_TEST_SUITE(BoundTest);
CPPUNIT_TEST(lwrbnd1);
CPPUNIT_TEST(lwrbnd2);
CPPUNIT_TEST(uprbnd1);
CPPUNIT_TEST(uprbnd2);
CPPUNIT_TEST_SUITE_END();
protected:
void lwrbnd1();
void lwrbnd2();
void uprbnd1();
void uprbnd2();
static bool char_str_less(const char* a_, const char* b_)
{
return strcmp(a_, b_) < 0 ? 1 : 0;
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(BoundTest);
//
// tests implementation
//
void BoundTest::uprbnd1()
{
int arr[20];
for(int i = 0; i < 20; i++)
{
arr[i] = i/4;
}
int location = upper_bound((int*)arr, (int*)arr + 20, 3) - arr;
CPPUNIT_ASSERT(location==16);
}
void BoundTest::uprbnd2()
{
char const* str [] = { "a", "a", "b", "b", "q", "w", "z" };
const unsigned strCt = sizeof(str)/sizeof(str[0]);
int location = (upper_bound((char const**)str, (char const**)str + strCt, (const char *)"d", char_str_less) - str);
CPPUNIT_ASSERT(location==4);
}
void BoundTest::lwrbnd1()
{
vector <int> v1(20);
for (int i = 0; (size_t)i < v1.size(); ++i)
{
v1[i] = i/4;
}
// 0 0 0 0 1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4
vector<int>::iterator location = lower_bound(v1.begin(), v1.end(), 3);
CPPUNIT_ASSERT((location - v1.begin())==12);
}
void BoundTest::lwrbnd2()
{
char const* str [] = { "a", "a", "b", "b", "q", "w", "z" };
const unsigned strCt = sizeof(str)/sizeof(str[0]);
char const** location = lower_bound((char const**)str, (char const**)str + strCt, (const char *)"d", char_str_less);
CPPUNIT_ASSERT((location - str) == 4);
}