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//
// Test Suite for C-API GEOSConstrainedDelaunayTriangulation
#include <tut/tut.hpp>
// geos
#include <geos_c.h>
// std
#include "capi_test_utils.h"
namespace tut {
//
// Test Group
//
// Common data used in test cases.
struct test_capiconstrainedgeosdelaunaytriangulation_data : public capitest::utility {
test_capiconstrainedgeosdelaunaytriangulation_data() {
}
};
typedef test_group<test_capiconstrainedgeosdelaunaytriangulation_data> group;
typedef group::object object;
group test_capiconstrainedgeosdelaunaytriangulation_group("capi::GEOSConstrainedDelaunayTriangulation");
//
// Test Cases
//
// Empty polygon
template<>
template<>
void object::test<1>
()
{
geom1_ = fromWKT("POLYGON EMPTY");
ensure_equals(GEOSisEmpty(geom1_), 1);
geom2_ = GEOSConstrainedDelaunayTriangulation(geom1_);
ensure (geom2_ != nullptr);
ensure_equals(GEOSisEmpty(geom2_), 1);
ensure_equals(GEOSGeomTypeId(geom2_), GEOS_GEOMETRYCOLLECTION);
}
// Single point
template<>
template<>
void object::test<2>
()
{
geom1_ = fromWKT("POINT(0 0)");
geom2_ = GEOSConstrainedDelaunayTriangulation(geom1_);
ensure_equals(GEOSisEmpty(geom2_), 1);
ensure_equals(GEOSGeomTypeId(geom2_), GEOS_GEOMETRYCOLLECTION);
}
// Polygon
template<>
template<>
void object::test<3>
()
{
geom1_ = fromWKT("POLYGON ((10 10, 20 40, 90 90, 90 10, 10 10))");
geom2_ = fromWKT("GEOMETRYCOLLECTION (POLYGON ((10 10, 20 40, 90 10, 10 10)), POLYGON ((90 90, 20 40, 90 10, 90 90)))");
geom3_ = GEOSConstrainedDelaunayTriangulation(geom1_);
ensure_geometry_equals(geom2_, geom3_);
}
// CurvePolygon
template<>
template<>
void object::test<4>()
{
input_ = fromWKT("CURVEPOLYGON (COMPOUNDCURVE (CIRCULARSTRING (0 0, 1 1, 2 0), (2 0, 0 0)))");
ensure(input_ != nullptr);
result_ = GEOSConstrainedDelaunayTriangulation(input_);
ensure("curved geometry not supported", result_ == nullptr);
}
} // namespace tut
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