klayout/src/db/unit_tests/dbRegionProcessorTests.cc

81 lines
3.0 KiB
C++

/*
KLayout Layout Viewer
Copyright (C) 2006-2024 Matthias Koefferlein
This program 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 2 of the License, or
(at your option) any later version.
This program 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "tlUnitTest.h"
#include "tlString.h"
#include "dbRegionProcessors.h"
TEST(1_RegionToEdgesProcessor)
{
db::Point hull[] = {
db::Point (0, 0),
db::Point (0, 1000),
db::Point (1000, 1000),
db::Point (1000, 2000),
db::Point (2000, 2000),
db::Point (2000, 1000),
db::Point (3000, 1000),
db::Point (3000, 0)
};
db::Point hole[] = {
db::Point (100, 100),
db::Point (2900, 100),
db::Point (2900, 900),
db::Point (100, 900)
};
db::Polygon poly;
poly.assign_hull (hull + 0, hull + sizeof (hull) / sizeof (hull[0]));
poly.insert_hole (hole + 0, hole + sizeof (hole) / sizeof (hole[0]));
std::vector<db::Edge> result;
result.clear ();
db::PolygonToEdgeProcessor ().process (poly, result);
EXPECT_EQ (tl::join (result.begin (), result.end (), ";"), "(0,0;0,1000);(0,1000;1000,1000);(1000,1000;1000,2000);(1000,2000;2000,2000);(2000,2000;2000,1000);(2000,1000;3000,1000);(3000,1000;3000,0);(3000,0;0,0);(100,100;2900,100);(2900,100;2900,900);(2900,900;100,900);(100,900;100,100)");
result.clear ();
db::PolygonToEdgeProcessor (db::PolygonToEdgeProcessor::Concave).process (poly, result);
EXPECT_EQ (tl::join (result.begin (), result.end (), ";"), "(2900,100;2900,900);(2900,900;100,900);(100,900;100,100);(100,100;2900,100)");
result.clear ();
db::PolygonToEdgeProcessor (db::PolygonToEdgeProcessor::Convex).process (poly, result);
EXPECT_EQ (tl::join (result.begin (), result.end (), ";"), "(1000,2000;2000,2000);(3000,1000;3000,0);(3000,0;0,0);(0,0;0,1000)");
result.clear ();
db::PolygonToEdgeProcessor (db::PolygonToEdgeProcessor::Step).process (poly, result);
EXPECT_EQ (tl::join (result.begin (), result.end (), ";"), "(0,1000;1000,1000);(1000,1000;1000,2000);(2000,2000;2000,1000);(2000,1000;3000,1000)");
result.clear ();
db::PolygonToEdgeProcessor (db::PolygonToEdgeProcessor::StepOut).process (poly, result);
EXPECT_EQ (tl::join (result.begin (), result.end (), ";"), "(1000,1000;1000,2000);(2000,1000;3000,1000)");
result.clear ();
db::PolygonToEdgeProcessor (db::PolygonToEdgeProcessor::StepIn).process (poly, result);
EXPECT_EQ (tl::join (result.begin (), result.end (), ";"), "(0,1000;1000,1000);(2000,2000;2000,1000)");
}