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#include <vector>
#include <list>
#include <algorithm>
#include <numeric>
#include "iota.h"
#include "cppunit/cppunit_proxy.h"
#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
using namespace std;
#endif
//
// TestCase class
//
class IterTest : public CPPUNIT_NS::TestCase
{
CPPUNIT_TEST_SUITE(IterTest);
CPPUNIT_TEST(iter1);
CPPUNIT_TEST(iter3);
CPPUNIT_TEST(iter4);
CPPUNIT_TEST(iterswp0);
CPPUNIT_TEST(iterswp1);
CPPUNIT_TEST(iterswp2);
CPPUNIT_TEST(iterswp3);
CPPUNIT_TEST_SUITE_END();
protected:
void iter1();
void iter3();
void iter4();
void iterswp0();
void iterswp1();
void iterswp2();
void iterswp3();
};
CPPUNIT_TEST_SUITE_REGISTRATION(IterTest);
//
// tests implementation
//
void IterTest::iter1()
{
vector<const char*> v; // Vector of character strings.
v.push_back("zippy"); // First element.
v.push_back("motorboy"); // Second element.
typedef vector<const char*> vec;
unsigned counter = 0;
for (vec::iterator i = v.begin(); i != v.end(); ++i, ++counter) {
switch (counter) {
case 0:
CPPUNIT_ASSERT(!strcmp(*i, "zippy"));
break;
case 1:
CPPUNIT_ASSERT(!strcmp(*i, "motorboy"));
break;
default:
CPPUNIT_FAIL;
}
}
}
void IterTest::iter3()
{
typedef vector<const char*> Vec;
Vec v; // Vector of character strings.
v.push_back("zippy"); // First element.
v.push_back("motorboy"); // Second element.
Vec::reverse_iterator it;
unsigned counter = 0;
for (it = v.rbegin(); it != v.rend(); ++it, ++counter) {
switch (counter) {
case 1:
CPPUNIT_ASSERT(!strcmp(*it, "zippy"));
break;
case 0:
CPPUNIT_ASSERT(!strcmp(*it, "motorboy"));
break;
default:
CPPUNIT_FAIL;
}
}
}
void IterTest::iter4()
{
vector<int> v; // Empty vector of integers.
v.push_back(1);
v.push_back(2);
v.push_back(3);
// Position immediately after last item.
vector<int>::iterator i = v.end();
// Move back one and then access.
CPPUNIT_ASSERT((*--i)==3);
i -= 2; // Jump back two items.
CPPUNIT_ASSERT((*i)==1);
}
void IterTest::iterswp0()
{
int numbers[6] = { 0, 1, 2, 3, 4, 5 };
iter_swap(numbers, numbers + 3);
CPPUNIT_ASSERT(numbers[0]==3);
CPPUNIT_ASSERT(numbers[1]==1);
CPPUNIT_ASSERT(numbers[2]==2);
CPPUNIT_ASSERT(numbers[3]==0);
CPPUNIT_ASSERT(numbers[4]==4);
CPPUNIT_ASSERT(numbers[5]==5);
}
void IterTest::iterswp1()
{
vector<int> v1(6);
__iota(v1.begin(), v1.end(), 0);
iter_swap( v1.begin(), v1.begin() + 3 );
CPPUNIT_ASSERT(v1[0]==3);
CPPUNIT_ASSERT(v1[1]==1);
CPPUNIT_ASSERT(v1[2]==2);
CPPUNIT_ASSERT(v1[3]==0);
CPPUNIT_ASSERT(v1[4]==4);
CPPUNIT_ASSERT(v1[5]==5);
}
void IterTest::iterswp2()
{
vector<bool> boolVector;
boolVector.push_back( true );
boolVector.push_back( false );
vector<bool>::iterator i1 = boolVector.begin();
vector<bool>::iterator i2 = boolVector.begin();
++i2;
bool v0 = *i1;
bool v1 = *i2;
iter_swap( i1, i2 );
CPPUNIT_ASSERT(( *i1 == v1 && *i2 == v0 ));
}
void IterTest::iterswp3()
{
vector<int> vvref(10, 10);
vector<int> lvref(10, 20);
vector<vector<int> > vvints(4, vvref);
list<vector<int> > lvints(4, lvref);
iter_swap(vvints.begin(), lvints.begin());
CPPUNIT_CHECK( vvints.front() == lvref );
CPPUNIT_CHECK( lvints.front() == vvref );
//const vector<vector<int> > &cvvints = vvints;
//iter_swap(cvvints.begin(), lvints.begin());
//iter_swap(lvints.begin(), cvvints.begin());
#if defined (STLPORT) && defined (_STLP_CLASS_PARTIAL_SPECIALIZATION)
int *pvvint = &vvints.front().front();
int *plvint = &lvints.front().front();
iter_swap(vvints.begin(), lvints.begin());
//Check that elements have been swaped:
CPPUNIT_CHECK( pvvint == &lvints.front().front() );
CPPUNIT_CHECK( plvint == &vvints.front().front() );
#endif
}
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