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/* Test Pointset_Powerset<PH>::affine_dimension().
Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
Copyright (C) 2010-2011 BUGSENG srl (http://bugseng.com)
This file is part of the Parma Polyhedra Library (PPL).
The PPL is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
The PPL is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
For the most up-to-date information see the Parma Polyhedra Library
site: http://www.cs.unipr.it/ppl/ . */
#include "ppl_test.hh"
namespace {
// Powerset of C polyhedra: affine_dimension().
bool
test01() {
Variable x(0);
Variable y(1);
Variable z(1);
Pointset_Powerset<C_Polyhedron> c_ps(3, EMPTY);
Constraint_System cs;
cs.insert(x >= 0);
cs.insert(x <= 2);
cs.insert(z <= 2);
cs.insert(z >= 2);
C_Polyhedron ph(3);
ph.add_constraints(cs);
c_ps.add_disjunct(ph);
Constraint_System cs1;
cs1.insert(y >= 3);
cs1.insert(y <= 5);
cs1.insert(x == 6);
C_Polyhedron ph1(3);
ph1.add_constraints(cs1);
c_ps.add_disjunct(ph1);
dimension_type d = c_ps.affine_dimension();
bool ok = (d == 3);
Pointset_Powerset<C_Polyhedron>::const_iterator i = c_ps.begin();
C_Polyhedron phi = i->pointset();
i++;
C_Polyhedron phi1 = i->pointset();
print_constraints(phi, "*** phi ***");
print_constraints(phi1, "*** phi1 ***");
c_ps.add_constraint(z == 2);
dimension_type d1 = c_ps.affine_dimension();
bool ok1 = (d1 == 2);
Pointset_Powerset<C_Polyhedron>::const_iterator j = c_ps.begin();
C_Polyhedron phj = j->pointset();
j++;
C_Polyhedron phj1 = j->pointset();
print_constraints(phj, "*** phj ***");
print_constraints(phj1, "*** phj1 ***");
return ok && ok1;
}
// Powerset of NNC polyhedra: affine_dimension().
bool
test02() {
Variable x(0);
Variable y(1);
Variable z(1);
Pointset_Powerset<NNC_Polyhedron> c_ps(3, EMPTY);
Constraint_System cs;
cs.insert(x > 0);
cs.insert(x <= 2);
cs.insert(z <= 2);
cs.insert(z >= 2);
NNC_Polyhedron ph(3);
ph.add_constraints(cs);
c_ps.add_disjunct(ph);
Constraint_System cs1;
cs1.insert(y >= 3);
cs1.insert(y <= 5);
cs1.insert(x == 6);
NNC_Polyhedron ph1(3);
ph1.add_constraints(cs1);
c_ps.add_disjunct(ph1);
dimension_type d = c_ps.affine_dimension();
bool ok = (d == 3);
Pointset_Powerset<NNC_Polyhedron>::const_iterator i = c_ps.begin();
NNC_Polyhedron phi = i->pointset();
i++;
NNC_Polyhedron phi1 = i->pointset();
print_constraints(phi, "*** phi ***");
print_constraints(phi1, "*** phi1 ***");
c_ps.add_constraint(z == 2);
dimension_type d1 = c_ps.affine_dimension();
bool ok1 = (d1 == 2);
Pointset_Powerset<NNC_Polyhedron>::const_iterator j = c_ps.begin();
NNC_Polyhedron phj = j->pointset();
j++;
NNC_Polyhedron phj1 = j->pointset();
print_constraints(phj, "*** phj ***");
print_constraints(phj1, "*** phj1 ***");
return ok && ok1;
}
} // namespace
BEGIN_MAIN
DO_TEST(test01);
DO_TEST(test02);
END_MAIN
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