public async void DoesValidatorAllowCorrectRequestWithoutMealPercentages()
{
var query = new GenerateRandomMenu(1000, 2);
var validator = new GenerateRandomMenuValidator();
var result = await validator.ValidateAsync(query);
result.IsValid.Should().BeTrue();
}
public async void DoesValidatorPreventFromGeneratingMenuWhenMealPercentageDoesNotSumpUpTo100()
{
var query = new GenerateRandomMenu(1000, 2, 20, 30, 30, 5);
var validator = new GenerateRandomMenuValidator();
var result = await validator.ValidateAsync(query);
result.IsValid.Should().BeFalse();
}
public async void DoesValidatorPreventFromGeneratingMenuWithInvalidRatioBetweenMealsAmountAndCaloriesAmount()
{
var query = new GenerateRandomMenu(8000, 2);
var validator = new GenerateRandomMenuValidator();
var result = await validator.ValidateAsync(query);
result.IsValid.Should().BeFalse();
}
public async void DoesValidatorPreventFromGeneratingMenuWithInvalidAmountOfCalories()
{
var query = new GenerateRandomMenu(-1, 4);
var validator = new GenerateRandomMenuValidator();
var result = await validator.ValidateAsync(query);
result.IsValid.Should().BeFalse();
}
public async void ShouldGenerateRandomMenuCorrectly()
{
var query = new GenerateRandomMenu(2750, 3);
var handler = new GenerateRandomMenuHandler(MockBuilder.BuildFakeMenuGenerator());
var result = await handler.Handle(query, CancellationToken.None);
var plan = new MealPlan(3, 2750, 0.275, 0.325, 0.40, 0);
plan.MealPlanRows[0].Recipe = MockData.SampleBreakfast;
plan.MealPlanRows[0].Calories = MockData.SampleBreakfast.Calories;
plan.MealPlanRows[1].Recipe = MockData.SampleLunch;
plan.MealPlanRows[1].Calories = MockData.SampleLunch.Calories;
plan.MealPlanRows[2].Recipe = MockData.SampleDinner;
plan.MealPlanRows[2].Calories = MockData.SampleDinner.Calories;
result.Should().BeEquivalentTo(plan);
}
public static MealPlan Map(GenerateRandomMenu request)
{
if (request.BreakfastPercentage != 0 || request.LunchPercentage != 0 || request.DinnerPercentage != 0 ||
request.SnackPercentage != 0)
{
return(new MealPlan(request.MealsAmount, request.CaloriesTarget,
Convert.ToDouble(request.BreakfastPercentage) / 100,
Convert.ToDouble(request.LunchPercentage) / 100,
Convert.ToDouble(request.DinnerPercentage) / 100,
Convert.ToDouble(request.SnackPercentage) / 100));
}
var snack = 0.1375 / (1 + 0.1375 * (request.MealsAmount - 3));
return(request.MealsAmount switch
{
2 => new MealPlan(request.MealsAmount, request.CaloriesTarget, 0.4, 0, 0.6, 0),
3 => new MealPlan(request.MealsAmount, request.CaloriesTarget, 0.275, 0.325, 0.40, 0),
_ => new MealPlan(request.MealsAmount, request.CaloriesTarget,
0.275 * (1 - snack * (request.MealsAmount - 3)),
0.325 * (1 - snack * (request.MealsAmount - 3)),
0.4 * (1 - snack * (request.MealsAmount - 3)),
snack)
});
