/**
 * Tests for Element Crafting Recipes
 */

import { describe, it, expect } from 'vitest';
import { ELEMENTS } from '../constants';

describe('Element Crafting Recipes', () => {
  it('should have valid ingredient references', () => {
    Object.entries(ELEMENTS).forEach(([id, def]) => {
      if (def.recipe) {
        def.recipe.forEach(ingredient => {
          expect(ELEMENTS[ingredient]).toBeDefined();
        });
      }
    });
  });

  it('should not have circular recipes', () => {
    const visited = new Set<string>();
    const checkCircular = (id: string, path: string[]): boolean => {
      if (path.includes(id)) return true;
      const def = ELEMENTS[id];
      if (!def.recipe) return false;
      return def.recipe.some(ing => checkCircular(ing, [...path, id]));
    };
    
    Object.keys(ELEMENTS).forEach(id => {
      expect(checkCircular(id, [])).toBe(false);
    });
  });
});