import { Geodesic } from '@modules/geography/infrastructure/geodesic';

describe('Matcher geodesic', () => {
  it('should be defined', () => {
    const geodesic: Geodesic = new Geodesic();
    expect(geodesic).toBeDefined();
  });
  it('should get inverse values', () => {
    const geodesic: Geodesic = new Geodesic();
    const inv = geodesic.inverse(0, 0, 1, 1);
    expect(Math.round(inv.azimuth as number)).toBe(45);
    expect(Math.round(inv.distance as number)).toBe(156900);
  });
  it('should get azimuth value', () => {
    const geodesic: Geodesic = new Geodesic();
    const azimuth = geodesic.azimuth(0, 0, 1, 1);
    expect(Math.round(azimuth as number)).toBe(45);
  });
  it('should get distance value', () => {
    const geodesic: Geodesic = new Geodesic();
    const distance = geodesic.distance(0, 0, 1, 1);
    expect(Math.round(distance as number)).toBe(156900);
  });
  it('should throw an exception if inverse fails', () => {
    const geodesic: Geodesic = new Geodesic();
    expect(() => {
      geodesic.inverse(7.74547, 48.583035, 7.74547, 48.583036);
    }).toThrow();
  });
  it('should throw an exception if azimuth fails', () => {
    const geodesic: Geodesic = new Geodesic();
    expect(() => {
      geodesic.azimuth(7.74547, 48.583035, 7.74547, 48.583036);
    }).toThrow();
  });
});