import { GeoHelper } from "../../lib";



describe('calculateDistance', () => {
  const coord1 = {
    lat: 40.741895,
    lon: -73.989308
  };
  const coord2 = {
    lat: 44.65280903942464,
    lon: -63.579762
  }

  it('should calculate correct distance', () => {
    const result = GeoHelper.calculateDistance(coord1.lat, coord1.lon, coord2.lat, coord2.lon);
    const expectedDistance = 955467;
    const expectedError = 0.01

    expect(result).toBeGreaterThan(expectedDistance * (1 - expectedError));
    expect(result).toBeLessThan(expectedDistance * (1 + expectedError));
  });
});