const calculateRecipeScore = (recipe, userPreferences, availableIngredients) => {
  const ingredientScore = calculateIngredientMatch(recipe.ingredients, availableIngredients) * 0.40;
  const dietaryScore = checkDietaryCompliance(recipe.dietaryTags, userPreferences.dietaryRestrictions) * 0.25;
  const nutritionalScore = calculateNutritionalAlignment(recipe.nutrition, userPreferences.nutritionalGoals) * 0.20;
  const costScore = evaluateCostEfficiency(recipe.estimatedCost, userPreferences.budgetConstraints) * 0.15;
  return Math.round(ingredientScore + dietaryScore + nutritionalScore + costScore);
};

describe('Recipe Optimization Algorithm', () => {
  test('should calculate correct optimization score with all factors', () => {
    const recipe = { 
      ingredients: [
        { name: 'flour', amount: 2, unit: 'cups', isOptional: false },
        { name: 'milk', amount: 1, unit: 'cups', isOptional: false }
      ],
      dietaryTags: ['vegetarian'],
      nutrition: { calories: 400, protein: 10 },
      estimatedCost: 3.0
    };
    const userPreferences = {
      dietaryRestrictions: ['vegetarian'],
      nutritionalGoals: { targetCalories: 400 },
      budgetConstraints: { maxCostPerServing: 5.0 }
    };
    const score = calculateRecipeScore(recipe, userPreferences, ['flour', 'milk']);
    expect(score).toBeGreaterThan(80);
  });
});

# GitHub Actions CI/CD Pipeline
jobs:
  traditional-testing:
    - name: Run Jest Test Suite
      run: npm run test:coverage
    # 31/31 tests passed (72.58%)
  ai-testing:
    - name: Validate OpenAPI Schema
      run: validate-api ./docs/openapi.yaml
    - name: Run Keploy AI Tests
      run: keploy test
    # 20/20 tests passed (100%)

{
  "availableIngredients": [],
  "dietaryRestrictions": ["vegan", "gluten-free", "nut-free"],
  "nutritionalGoals": { "targetCalories": -100 }
}

const mockRecipe = { title: "Test Recipe", servings: 4 };

const aiGeneratedRecipe = {
  title: "Spicy Thai Basil Chicken with Jasmine Rice",
  servings: 4,
  ingredients: [/* 12 realistic ingredients with accurate amounts */],
  nutrition: {/* chính xác dinh dưỡng */},
  estimatedCost: 8.75
};