using System;
using NUnit.Framework;
using CandyHouseBase.DataModels;
using CandyHouseBase.Exceptions;

namespace CandyHouseTests.DataModelsTests
{
    [TestFixture]
    public class RecipeDataModelTests
    {
        [Test]
        public void CreateRecipeDataModel_ValidData_ShouldCreateSuccessfully()
        {
            var productId = Guid.NewGuid().ToString();
            var ingredientId = Guid.NewGuid().ToString();
            var quantity = 5;

            var recipe = new RecipeDataModel(productId, ingredientId, quantity);

            Assert.AreEqual(productId, recipe.ProductId);
            Assert.AreEqual(ingredientId, recipe.IngredientId);
            Assert.AreEqual(quantity, recipe.Quantity);
        }

        [Test]
        public void CreateRecipeDataModel_InvalidProductId_ShouldThrowValidationException()
        {
            var invalidProductId = "";
            var ingredientId = Guid.NewGuid().ToString();
            var quantity = 5;
            var recipe = new RecipeDataModel(invalidProductId, ingredientId, quantity);
            
            Assert.Throws<ValidationException>(() => recipe.Validate());
        }

        [Test]
        public void CreateRecipeDataModel_InvalidIngredientId_ShouldThrowValidationException()
        {
            var productId = Guid.NewGuid().ToString();
            var invalidIngredientId = "";
            var quantity = 5;
            var recipe = new RecipeDataModel(productId, invalidIngredientId, quantity);
            
            Assert.Throws<ValidationException>(() => recipe.Validate());
        }

        [Test]
        public void CreateRecipeDataModel_InvalidQuantity_ShouldThrowValidationException()
        {
            var productId = Guid.NewGuid().ToString();
            var ingredientId = Guid.NewGuid().ToString();
            var invalidQuantity = -1;
            var recipe = new RecipeDataModel(productId, ingredientId, invalidQuantity);
            
            Assert.Throws<ValidationException>(() => recipe.Validate());
        }
    }
}