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