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

133 lines
3.1 KiB
C++

#include <numeric>
#include <vector>
#include <algorithm>
#include "iota.h"
#include "cppunit/cppunit_proxy.h"
#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
using namespace std;
#endif
//
// TestCase class
//
class RotateTest : public CPPUNIT_NS::TestCase
{
CPPUNIT_TEST_SUITE(RotateTest);
CPPUNIT_TEST(rotate0);
CPPUNIT_TEST(rotate1);
CPPUNIT_TEST(rotcopy0);
CPPUNIT_TEST(rotcopy1);
CPPUNIT_TEST_SUITE_END();
protected:
void rotate0();
void rotate1();
void rotcopy0();
void rotcopy1();
};
CPPUNIT_TEST_SUITE_REGISTRATION(RotateTest);
//
// tests implementation
//
void RotateTest::rotate0()
{
int numbers[6] = { 0, 1, 2, 3, 4, 5 };
// 3 4 5 0 1 2
rotate((int*)numbers, numbers + 3, numbers + 6);
CPPUNIT_ASSERT(numbers[0]==3);
CPPUNIT_ASSERT(numbers[1]==4);
CPPUNIT_ASSERT(numbers[2]==5);
CPPUNIT_ASSERT(numbers[3]==0);
CPPUNIT_ASSERT(numbers[4]==1);
CPPUNIT_ASSERT(numbers[5]==2);
}
void RotateTest::rotate1()
{
vector <int> v1(10);
__iota(v1.begin(), v1.end(), 0);
rotate(v1.begin(), v1.begin()+1, v1.end());
CPPUNIT_ASSERT(v1[0]==1);
CPPUNIT_ASSERT(v1[1]==2);
CPPUNIT_ASSERT(v1[2]==3);
CPPUNIT_ASSERT(v1[3]==4);
CPPUNIT_ASSERT(v1[4]==5);
CPPUNIT_ASSERT(v1[5]==6);
CPPUNIT_ASSERT(v1[6]==7);
CPPUNIT_ASSERT(v1[7]==8);
CPPUNIT_ASSERT(v1[8]==9);
CPPUNIT_ASSERT(v1[9]==0);
rotate(v1.begin(), v1.begin()+2, v1.end());
CPPUNIT_ASSERT(v1[0]==3);
CPPUNIT_ASSERT(v1[1]==4);
CPPUNIT_ASSERT(v1[2]==5);
CPPUNIT_ASSERT(v1[3]==6);
CPPUNIT_ASSERT(v1[4]==7);
CPPUNIT_ASSERT(v1[5]==8);
CPPUNIT_ASSERT(v1[6]==9);
CPPUNIT_ASSERT(v1[7]==0);
CPPUNIT_ASSERT(v1[8]==1);
CPPUNIT_ASSERT(v1[9]==2);
rotate(v1.begin(), v1.begin()+7, v1.end());
CPPUNIT_ASSERT(v1[0]==0);
CPPUNIT_ASSERT(v1[1]==1);
CPPUNIT_ASSERT(v1[2]==2);
CPPUNIT_ASSERT(v1[3]==3);
CPPUNIT_ASSERT(v1[4]==4);
CPPUNIT_ASSERT(v1[5]==5);
CPPUNIT_ASSERT(v1[6]==6);
CPPUNIT_ASSERT(v1[7]==7);
CPPUNIT_ASSERT(v1[8]==8);
CPPUNIT_ASSERT(v1[9]==9);
}
void RotateTest::rotcopy0()
{
int numbers[6] = { 0, 1, 2, 3, 4, 5 };
int result[6];
rotate_copy((int*)numbers, (int*)numbers + 3, (int*)numbers + 6, (int*)result);
// 3 4 5 0 1 2
CPPUNIT_ASSERT(result[0]==3);
CPPUNIT_ASSERT(result[1]==4);
CPPUNIT_ASSERT(result[2]==5);
CPPUNIT_ASSERT(result[3]==0);
CPPUNIT_ASSERT(result[4]==1);
CPPUNIT_ASSERT(result[5]==2);
}
void RotateTest::rotcopy1()
{
vector <int> v1(10);
__iota(v1.begin(), v1.end(), 0);
vector <int> v2(v1.size());
rotate_copy(v1.begin(), v1.begin()+1, v1.end(), v2.begin());
CPPUNIT_ASSERT(v2[0]==1);
CPPUNIT_ASSERT(v2[1]==2);
CPPUNIT_ASSERT(v2[2]==3);
CPPUNIT_ASSERT(v2[3]==4);
CPPUNIT_ASSERT(v2[4]==5);
CPPUNIT_ASSERT(v2[5]==6);
CPPUNIT_ASSERT(v2[6]==7);
CPPUNIT_ASSERT(v2[7]==8);
CPPUNIT_ASSERT(v2[8]==9);
CPPUNIT_ASSERT(v2[9]==0);
rotate_copy(v1.begin(), v1.begin()+3, v1.end(), v2.begin());
CPPUNIT_ASSERT(v2[0]==3);
CPPUNIT_ASSERT(v2[1]==4);
CPPUNIT_ASSERT(v2[2]==5);
CPPUNIT_ASSERT(v2[3]==6);
CPPUNIT_ASSERT(v2[4]==7);
CPPUNIT_ASSERT(v2[5]==8);
CPPUNIT_ASSERT(v2[6]==9);
CPPUNIT_ASSERT(v2[7]==0);
CPPUNIT_ASSERT(v2[8]==1);
CPPUNIT_ASSERT(v2[9]==2);
}