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rCADDMESH/src/qhullptest/PointCoordinates_test.cpp
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PointCoordinates_test.cpp
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/****************************************************************************
**
** Copyright (c) 2009-2014 C.B. Barber. All rights reserved.
** $Id: //main/2011/qhull/src/qhullptest/PointCoordinates_test.cpp#1 $$Change: 1652 $
** $DateTime: 2014/01/17 09:01:32 $$Author: bbarber $
**
****************************************************************************/
//pre-compiled headers
#include <iostream>
#include "RoadTest.h" // QT_VERSION
#include "PointCoordinates.h"
#include "QhullError.h"
#include "RboxPoints.h"
#include "Qhull.h"
using std::cout;
using std::endl;
using std::ostringstream;
using std::ostream;
using std::string;
using std::stringstream;
namespace orgQhull {
class PointCoordinates_test : public RoadTest
{
Q_OBJECT
#//Test slots
private slots:
void t_construct();
void t_convert();
void t_getset();
void t_element();
void t_foreach();
void t_search();
void t_modify();
void t_append_points();
void t_coord_iterator();
void t_io();
};//PointCoordinates_test
void
add_PointCoordinates_test()
{
new PointCoordinates_test();
}
void PointCoordinates_test::
t_construct()
{
PointCoordinates pc;
QCOMPARE(pc.size(), 0U);
QCOMPARE(pc.coordinateCount(), 0);
QCOMPARE(pc.dimension(), 0);
QCOMPARE(pc.coordinates(), (coordT *)0);
QVERIFY(pc.isEmpty());
pc.checkValid();
PointCoordinates pc7(2);
QCOMPARE(pc7.dimension(), 2);
QCOMPARE(pc7.count(), 0);
QVERIFY(pc7.isEmpty());
QVERIFY(pc7.comment().empty());
pc7.checkValid();
PointCoordinates pc2("Test pc2");
QCOMPARE(pc2.count(), 0);
QVERIFY(pc2.isEmpty());
QCOMPARE(pc2.comment(), std::string("Test pc2"));
pc2.checkValid();
PointCoordinates pc3(3, "Test 3-d pc3");
QCOMPARE(pc3.dimension(), 3);
QVERIFY(pc3.isEmpty());
pc3.checkValid();
coordT c[]= { 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 };
PointCoordinates pc4(2, "Test 2-d pc4", 6, c);
QCOMPARE(pc4.dimension(), 2);
QCOMPARE(pc4.count(), 3);
QCOMPARE(pc4.size(), 3u);
QVERIFY(!pc4.isEmpty());
QVERIFY(!pc4.empty());
pc4.checkValid();
QhullPoint p= pc4[2];
QCOMPARE(p[1], 5.0);
// QhullPoint refers to PointCoordinates
p[1] += 1.0;
QCOMPARE(pc4[2][1], 6.0);
PointCoordinates pc5(4, "Test 4-d pc5 with insufficient coordinates", 6, c);
QCOMPARE(pc5.dimension(), 4);
QCOMPARE(pc5.count(), 1);
QCOMPARE(pc5.extraCoordinatesCount(), 2);
QCOMPARE(pc5.extraCoordinates()[1], 5.0);
QVERIFY(!pc5.isEmpty());;
std::vector<coordT> vc;
vc.push_back(3.0);
vc.push_back(4.0);
vc.push_back(5.0);
vc.push_back(6.0);
vc.push_back(7.0);
vc.push_back(9.0);
pc5.append(2, &vc[3]); // Copy of vc[]
pc5.checkValid();
QhullPoint p5(4, &vc[1]);
QCOMPARE(pc5[1], p5);
PointCoordinates pc6(pc5); // Makes copy of point_coordinates
QCOMPARE(pc6[1], p5);
QVERIFY(pc6==pc5);
QhullPoint p6= pc5[1]; // Refers to pc5.coordinates
pc5[1][0] += 1.0;
QCOMPARE(pc5[1], p6);
QVERIFY(pc5[1]!=p5);
QVERIFY(pc6!=pc5);
pc6= pc5;
QVERIFY(pc6==pc5);
PointCoordinates pc8;
pc6= pc8;
QVERIFY(pc6!=pc5);
QVERIFY(pc6.isEmpty());
}//t_construct
void PointCoordinates_test::
t_convert()
{
//defineAs tested above
coordT c[]= {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
PointCoordinates ps(3, "two 3-d points", 6, c);
QCOMPARE(ps.dimension(), 3);
QCOMPARE(ps.size(), 2u);
const coordT *c2= ps.constData();
QVERIFY(c!=c2);
QCOMPARE(c[0], c2[0]);
const coordT *c3= ps.data();
QCOMPARE(c3, c2);
coordT *c4= ps.data();
QCOMPARE(c4, c2);
std::vector<coordT> vs= ps.toStdVector();
QCOMPARE(vs.size(), 6u);
QCOMPARE(vs[5], 5.0);
QList<coordT> qs= ps.toQList();
QCOMPARE(qs.size(), 6);
QCOMPARE(qs[5], 5.0);
}//t_convert
void PointCoordinates_test::
t_getset()
{
// See t_construct() for test of coordinates, coordinateCount, dimension, empty, isEmpty, ==, !=
// See t_construct() for test of checkValid, comment, setDimension
PointCoordinates pc("Coordinates c");
pc.setComment("New comment");
QCOMPARE(pc.comment(), std::string("New comment"));
pc.checkValid();
pc.makeValid(); // A no-op
pc.checkValid();
Coordinates cs= pc.getCoordinates();
QVERIFY(cs.isEmpty());
PointCoordinates pc2(pc);
pc.setDimension(3);
QVERIFY(pc2!=pc);
coordT c[]= {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
pc.append(6, c);
pc.checkValid();
pc.makeValid(); // A no-op
QhullPoint p= pc[0];
QCOMPARE(p[2], 2.0);
try{
pc.setDimension(2);
QFAIL("setDimension(2) did not fail for 3-d.");
}catch (const std::exception &e) {
const char *s= e.what();
cout << "INFO : Caught " << s;
}
}//t_getset
void PointCoordinates_test::
t_element()
{
coordT c[]= {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
PointCoordinates pc(2, "2-d points", 6, c);
QhullPoint p= pc.at(0);
QCOMPARE(p, pc[0]);
QCOMPARE(p, pc.first());
QCOMPARE(p, pc.value(0));
p= pc.back();
QCOMPARE(p, pc[2]);
QCOMPARE(p, pc.last());
QCOMPARE(p, pc.value(2));
QhullPoints ps= pc.mid(1, 2);
QCOMPARE(ps[1], p);
}//t_element
void PointCoordinates_test::
t_foreach()
{
coordT c[]= {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
PointCoordinates pc(2, "2-d points", 6, c);
QhullPoints::Iterator i= pc.begin();
QhullPoint p= pc[0];
QCOMPARE(*i, p);
QCOMPARE((*i)[0], 0.0);
QhullPoint p3= pc[2];
i= pc.end();
QCOMPARE(i[-1], p3);
const PointCoordinates pc2(2, "2-d points", 6, c);
QhullPoints::ConstIterator i2= pc.begin();
const QhullPoint p0= pc2[0];
QCOMPARE(*i2, p0);
QCOMPARE((*i2)[0], 0.0);
QhullPoints::ConstIterator i3= i2;
QCOMPARE(i3, i2);
QCOMPARE((*i3)[0], 0.0);
i3= pc.constEnd();
--i3;
QhullPoint p2= pc2[2];
QCOMPARE(*i3, p2);
i= pc.end();
QVERIFY(i-1==i3);
i2= pc2.end();
QVERIFY(i2-1!=i3);
QCOMPARE(*(i2-1), *i3);
foreach(QhullPoint p3, pc){ //Qt only
QVERIFY(p3[0]>=0.0);
QVERIFY(p3[0]<=5.0);
}
Coordinates::ConstIterator i4= pc.beginCoordinates();
QCOMPARE(*i4, 0.0);
Coordinates::Iterator i5= pc.beginCoordinates();
QCOMPARE(*i5, 0.0);
i4= pc.beginCoordinates(1);
QCOMPARE(*i4, 2.0);
i5= pc.beginCoordinates(1);
QCOMPARE(*i5, 2.0);
i4= pc.endCoordinates();
QCOMPARE(*--i4, 5.0);
i5= pc.endCoordinates();
QCOMPARE(*--i5, 5.0);
}//t_foreach
void PointCoordinates_test::
t_search()
{
coordT c[]= {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
PointCoordinates pc(2, "2-d points", 6, c);
QhullPoint p0= pc[0];
QhullPoint p2= pc[2];
QVERIFY(pc.contains(p0));
QVERIFY(pc.contains(p2));
QCOMPARE(pc.count(p0), 1);
QCOMPARE(pc.indexOf(p2), 2);
QCOMPARE(pc.lastIndexOf(p0), 0);
}//t_search
void PointCoordinates_test::
t_modify()
{
coordT c[]= {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
PointCoordinates pc(2, "2-d points", 6, c);
coordT c3[]= {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
PointCoordinates pc5(2);
pc5.append(6, c3); // 0-5
QVERIFY(pc5==pc);
PointCoordinates pc2(2, "2-d");
coordT c2[]= {6.0, 7.0, 8.0, 9.0, 10.0, 11.0};
pc2.append(6, c2);
QCOMPARE(pc2.count(), 3);
pc2.append(14.0);
QCOMPARE(pc2.count(), 3);
QCOMPARE(pc2.extraCoordinatesCount(), 1);
pc2.append(15.0); // 6-11, 14,15
QCOMPARE(pc2.count(), 4);
QCOMPARE(pc2.extraCoordinatesCount(), 0);
QhullPoint p(pc[0]);
pc2.append(p); // 6-11, 14,15, 0,1
QCOMPARE(pc2.count(), 5);
QCOMPARE(pc2.extraCoordinatesCount(), 0);
QCOMPARE(pc2.lastIndexOf(p), 4);
pc.append(pc2); // Invalidates p
QCOMPARE(pc.count(), 8); // 0-11, 14,15, 0,1
QCOMPARE(pc.extraCoordinatesCount(), 0);
QCOMPARE(pc.lastIndexOf(pc[0]), 7);
pc.appendComment(" operators");
QCOMPARE(pc.comment(), std::string("2-d points operators"));
pc.checkValid();
// see t_append_points for appendPoints
PointCoordinates pc3= pc+pc2;
pc3.checkValid();
QCOMPARE(pc3.count(), 13);
QCOMPARE(pc3[6][0], 14.0);
QCOMPARE(pc3[8][0], 6.0);
pc3 += pc;
QCOMPARE(pc3.count(), 21);
QCOMPARE(pc3[14][0], 2.0);
pc3 += 12.0;
pc3 += 14.0;
QCOMPARE(pc3.count(), 22);
QCOMPARE(pc3.last()[0], 12.0);
// QhullPoint p3= pc3.first(); // += throws error because append may move the data
QhullPoint p3= pc2.first();
pc3 += p3;
QCOMPARE(pc3.count(), 23);
QCOMPARE(pc3.last()[0], 6.0);
pc3 << pc;
QCOMPARE(pc3.count(), 31);
QCOMPARE(pc3.last()[0], 0.0);
pc3 << 12.0 << 14.0;
QCOMPARE(pc3.count(), 32);
QCOMPARE(pc3.last()[0], 12.0);
PointCoordinates pc4(pc3);
pc4.reserveCoordinates(100);
QVERIFY(pc3==pc4);
}//t_modify
void PointCoordinates_test::
t_append_points()
{
PointCoordinates pc(2, "stringstream");
stringstream s("2 3 1 2 3 4 5 6");
pc.appendPoints(s);
QCOMPARE(pc.count(), 3);
}//t_append_points
void PointCoordinates_test::
t_coord_iterator()
{
PointCoordinates c(2);
c << 0.0 << 1.0 << 2.0 << 3.0 << 4.0 << 5.0;
PointCoordinatesIterator i(c);
QhullPoint p0(c[0]);
QhullPoint p1(c[1]);
QhullPoint p2(c[2]);
coordT c2[] = {-1.0, -2.0};
QhullPoint p3(2, c2);
PointCoordinatesIterator i2= c;
QVERIFY(i.findNext(p1));
QVERIFY(!i.findNext(p1));
QVERIFY(!i.findNext(p2));
QVERIFY(!i.findNext(p3));
QVERIFY(i.findPrevious(p2));
QVERIFY(!i.findPrevious(p2));
QVERIFY(!i.findPrevious(p0));
QVERIFY(!i.findPrevious(p3));
QVERIFY(i2.findNext(p2));
QVERIFY(i2.findPrevious(p0));
QVERIFY(i2.findNext(p1));
QVERIFY(i2.findPrevious(p0));
QVERIFY(i2.hasNext());
QVERIFY(!i2.hasPrevious());
QVERIFY(i.hasNext());
QVERIFY(!i.hasPrevious());
i.toBack();
i2.toFront();
QVERIFY(!i.hasNext());
QVERIFY(i.hasPrevious());
QVERIFY(i2.hasNext());
QVERIFY(!i2.hasPrevious());
PointCoordinates c3;
PointCoordinatesIterator i3= c3;
QVERIFY(!i3.hasNext());
QVERIFY(!i3.hasPrevious());
i3.toBack();
QVERIFY(!i3.hasNext());
QVERIFY(!i3.hasPrevious());
QCOMPARE(i.peekPrevious(), p2);
QCOMPARE(i.previous(), p2);
QCOMPARE(i.previous(), p1);
QCOMPARE(i.previous(), p0);
QVERIFY(!i.hasPrevious());
QCOMPARE(i.peekNext(), p0);
// i.peekNext()= 1.0; // compiler error
QCOMPARE(i.next(), p0);
QCOMPARE(i.peekNext(), p1);
QCOMPARE(i.next(), p1);
QCOMPARE(i.next(), p2);
QVERIFY(!i.hasNext());
i.toFront();
QCOMPARE(i.next(), p0);
}//t_coord_iterator
void PointCoordinates_test::
t_io()
{
PointCoordinates c;
c << 1.0 << 2.0 << 3.0 << 1.0 << 2.0 << 3.0;
ostringstream os;
os << "PointCoordinates 0-d\n" << c;
c.setDimension(2);
os << "PointCoordinates 1-3-2\n" << c;
cout << os.str();
QString s= QString::fromStdString(os.str());
QCOMPARE(s.count("0"), 3);
QCOMPARE(s.count("2"), 4);
}//t_io
}//orgQhull
#include "moc/PointCoordinates_test.moc"
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