#include <tut/tut.hpp>
// geos
#include <geos_c.h>

#include "capi_test_utils.h"

namespace tut {
//
// Test Group
//

struct test_geostouches_data : public capitest::utility {};

typedef test_group<test_geostouches_data> group;
typedef group::object object;

group test_geostouches("capi::GEOSTouches");

template<>
template<>
void object::test<1>()
{
    geom1_ = fromWKT("LINESTRING (1 1, 10 1)");
    ensure(nullptr != geom1_);
    geom2_ = fromWKT("LINESTRING (5 1, 5 10)");
    ensure(nullptr != geom2_);
    geom3_ = fromWKT("LINESTRING (20 20, 30 30)");
    ensure(nullptr != geom3_);

    ensure_equals(1, GEOSTouches(geom1_, geom2_));
    ensure_equals(1, GEOSTouches(geom2_, geom1_));
    ensure_equals(0, GEOSTouches(geom1_, geom3_));
    ensure_equals(0, GEOSTouches(geom3_, geom1_));
    ensure_equals(0, GEOSTouches(geom2_, geom3_));
    ensure_equals(0, GEOSTouches(geom3_, geom2_));
}

template<>
template<>
void object::test<2>()
{
    geom1_ = fromWKT("CIRCULARSTRING (0 0, 1 1, 2 0)");
    geom2_ = fromWKT("LINESTRING (1 0, 2 1)");

    ensure(geom1_);
    ensure(geom2_);

    ensure_equals("curved geometry not supported", GEOSTouches(geom1_, geom2_), 2);
    ensure_equals("curved geometry not supported", GEOSTouches(geom2_, geom1_), 2);
}

template<>
template<>
void object::test<3>()
{
    set_test_name("GEOSTouches with automatic linearization");

    useContext();

    geom1_ = fromWKT("CIRCULARSTRING (0 0, 1 1, 2 0)");
    geom2_ = fromWKT("CIRCULARSTRING (2 0, 3 -1, 4 0)");

    ensure_equals(2, GEOSTouches_r(ctxt_, geom1_, geom2_));

    useCurveConversion();
    ensure_equals(1, GEOSTouches_r(ctxt_, geom1_, geom2_));
}

} // namespace tut

