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#include "catch.hpp"
#include <mapnik/geometry/interior.hpp>
TEST_CASE("polygon interior") {
SECTION("empty polygon") {
mapnik::geometry::polygon<double> poly;
mapnik::geometry::point<double> pt;
CHECK(!mapnik::geometry::interior(poly, 1.0, pt));
}
SECTION("interior of a square") {
mapnik::geometry::polygon<double> poly;
poly.exterior_ring.emplace_back(-1, -1);
poly.exterior_ring.emplace_back( 1, -1);
poly.exterior_ring.emplace_back( 1, 1);
poly.exterior_ring.emplace_back(-1, 1);
poly.exterior_ring.emplace_back(-1, -1);
mapnik::geometry::point<double> pt{ -3, -3 };
CHECK(mapnik::geometry::interior(poly, 1.0, pt));
CHECK(pt.x == Approx(0));
CHECK(pt.y == Approx(0));
}
}
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