mirror of
https://codeberg.org/comaps/comaps
synced 2025-12-19 21:13:35 +00:00
29 lines
1.0 KiB
C++
29 lines
1.0 KiB
C++
#include "testing/testing.hpp"
|
|
|
|
#include "geometry/area_on_earth.hpp"
|
|
#include "geometry/distance_on_sphere.hpp"
|
|
#include "geometry/mercator.hpp"
|
|
|
|
#include "base/math.hpp"
|
|
|
|
#include <iostream>
|
|
|
|
UNIT_TEST(AreaOnEarth_Circle)
|
|
{
|
|
double const kEarthSurfaceArea = 4.0 * math::pi * ms::kEarthRadiusMeters * ms::kEarthRadiusMeters;
|
|
TEST_ALMOST_EQUAL_ABS(ms::CircleAreaOnEarth(math::pi * ms::kEarthRadiusMeters), kEarthSurfaceArea, 1e-1, ());
|
|
|
|
TEST_ALMOST_EQUAL_ABS(ms::CircleAreaOnEarth(2.0 /* radiusMeters */), math::pi * 2.0 * 2.0, 1e-2, ());
|
|
|
|
TEST_ALMOST_EQUAL_ABS(ms::CircleAreaOnEarth(2000.0 /* radiusMeters */), math::pi * 2000.0 * 2000.0, 1.0, ());
|
|
}
|
|
|
|
UNIT_TEST(AreaOnEarth_ThreePoints)
|
|
{
|
|
double const kEarthSurfaceArea = 4.0 * math::pi * ms::kEarthRadiusMeters * ms::kEarthRadiusMeters;
|
|
|
|
TEST_ALMOST_EQUAL_ABS(ms::AreaOnEarth({90.0, 0.0}, {0.0, 0.0}, {0.0, 90.0}), kEarthSurfaceArea / 8.0, 1e-1, ());
|
|
|
|
TEST_ALMOST_EQUAL_ABS(ms::AreaOnEarth({90.0, 0.0}, {0.0, 90.0}, {0.0, -90.0}), kEarthSurfaceArea / 4.0, 1e-1, ());
|
|
}
|