Function TestContainsRectangular

libs/geometry/geometry_tests/region_tests.cpp:33–70

/// Region should have CCW orientation from left, down corner.
template <class Point>
void TestContainsRectangular(Point const * arr)
{
  m2::Region<Point> region;

  size_t const count = 4;
  region.Assign(arr, arr + count);

  for (size_t i = 0; i < count; ++i)
  {
    TEST(region.Contains(arr[i]), ());

    if constexpr (std::is_floating_point<typename Point::value_type>::value)
      TEST(region.Contains((arr[i] + arr[(i + 1) % count]) / 2), ());
  }

  Point dx(1, 0);
  Point dy(0, 1);

  TEST(!region.Contains(arr[0] - dx), ());
  TEST(!region.Contains(arr[0] - dy), ());
  TEST(!region.Contains(arr[0] - dx - dy), ());
  TEST(region.Contains(arr[0] + dx + dy), ());

  TEST(!region.Contains(arr[1] + dx), ());
  TEST(!region.Contains(arr[1] - dy), ());
  TEST(!region.Contains(arr[1] + dx - dy), ());
  TEST(region.Contains(arr[1] - dx + dy), ());

  TEST(!region.Contains(arr[2] + dx), ());
  TEST(!region.Contains(arr[2] + dy), ());
  TEST(!region.Contains(arr[2] + dx + dy), ());
  TEST(region.Contains(arr[2] - dx - dy), ());

  TEST(!region.Contains(arr[3] - dx), ());
  TEST(!region.Contains(arr[3] + dy), ());
  TEST(!region.Contains(arr[3] - dx + dy), ());
  TEST(region.Contains(arr[3] + dx - dy), ());
}

template <class Region>
void TestContains()