/**
 * Placeholder test file for Line of Sight Backend
 * 
 * TODO: Add real tests for:
 * - API endpoint validation
 * - Geospatial calculations
 * - Database queries
 * - Error handling
 */

describe('Line of Sight Backend', () => {
  describe('GET /api/health', () => {
    test('should return 200 OK', () => {
      // TODO: Implement health check test
      expect(true).toBe(true);
    });
  });

  describe('GET /api/line-of-sight', () => {
    test('should return valid response structure', () => {
      // TODO: Implement line of sight API test
      expect(true).toBe(true);
    });

    test('should handle missing parameters', () => {
      // TODO: Implement error handling test
      expect(true).toBe(true);
    });
  });

  describe('Geospatial Calculations', () => {
    test('should calculate great circle path', () => {
      // TODO: Implement geospatial calculation tests
      expect(true).toBe(true);
    });

    test('should filter cities within tolerance', () => {
      // TODO: Implement tolerance filtering tests
      expect(true).toBe(true);
    });
  });
});