void QhullLinkedList_test::
t_const_iterator()
{
RboxPoints rcube("c");
{
Qhull q(rcube,"QR0"); // rotated unit cube
QhullVertexList vs = q.vertexList();
QhullVertexList::ConstIterator i= vs.begin();
QhullVertexList::const_iterator i2= vs.begin();
QVERIFY(i==i2);
i= vs.begin();
QVERIFY(i==i2);
i2= vs.end();
QVERIFY(i!=i2);
QhullVertex v3(*i);
i2--;
QhullVertex v8= *i2;
QhullVertex v= vs.first();
QhullVertex v2= v.next();
QCOMPARE(v3.id(), v.id());
QCOMPARE(v8.id(), vs.last().id());
QhullVertexList::ConstIterator i3(i2);
QCOMPARE(*i2, *i3);
(i3= i)++;
QCOMPARE((*i3).id(), v2.id());
QVERIFY(i==i);
QVERIFY(i!=i2);
// See t_iterator for const_iterator COMP iterator
i= vs.begin();
i2= vs.constBegin();
QCOMPARE(i, i2++);
QCOMPARE(*i2, v2);
QCOMPARE(++i, i2);
QCOMPARE(i, i2--);
QCOMPARE(i2, vs.constBegin());
QCOMPARE(--i, i2);
QCOMPARE(i2 += 8, vs.constEnd());
QCOMPARE(i2 -= 8, vs.constBegin());
QCOMPARE(i2+0, vs.constBegin());
QCOMPARE(i2+8, vs.constEnd());
i2 += 8;
i= i2-0;
QCOMPARE(i, i2);
i= i2-8;
QCOMPARE(i, vs.constBegin());
// QhullVertexList is const-only
q.checkAndFreeQhullMemory();
}
}//t_const_iterator
