public EditRecipeViewModel(IEventAggregator eventAggregator, IStockItemsViewModel stockItemsViewModel, IRecipeRepository recipeRepository)
{
this._recipeRepository = recipeRepository;
StockItemsViewModel = stockItemsViewModel;
VolumeUnits = new List<VolumeUnit> { VolumeUnit.Litres, VolumeUnit.Gallons };
_recipe = new Recipe();
_recipe.SetBrewLength(20.Litres());
eventAggregator.GetEvent<AddHopToRecipeEvent>().Subscribe(AddHop);
eventAggregator.GetEvent<AddFermentableToRecipeEvent>().Subscribe(AddFermentable);
}
public void ShouldCalculateBuGuRatioAsZeroIfNoHops()
{
var grain1 = new StockFermentable("Wheat", 1.045M);
var recipe = new Recipe();
recipe.SetBrewLength(1.Gallons());
recipe.AddFermentable(grain1, 1.Pound(), 1.045M);
Assert.AreEqual(0M, recipe.GetBuGuRatio());
}
private static Recipe SimpleRecipe()
{
var grain1 = new StockFermentable("Wheat", 1.045M);
var hop = new Hop("Saaz");
var recipe = new Recipe();
recipe.SetBrewLength(1.Gallons());
recipe.AddFermentable(grain1, 1.Pound(), 1.045M);
recipe.AddHop(hop, new Weight(10M, MassUnit.Grams), 60, 12.5M);
return recipe;
}
public void ShouldSetBrewLength()
{
var recipe = new Recipe();
recipe.SetBrewLength(new Volume(100, VolumeUnit.Litres));
Assert.AreEqual(new Volume(100, VolumeUnit.Litres), recipe.GetBrewLength());
}
public void ShouldCalculateStartingGravityWithMultipleGrains()
{
var grain1 = new StockFermentable("Wheat", 1.045M);
var grain2 = new StockFermentable("Honey", 1.045M);
var grain3 = new StockFermentable("Two-row", 1.046M);
var recipe = new Recipe();
recipe.SetBrewLength(new Volume(3M, VolumeUnit.Gallons));
recipe.AddFermentable(grain1, new Weight(1M, MassUnit.Pounds), 1.045M);
recipe.AddFermentable(grain2, new Weight(1M, MassUnit.Pounds), 1.045M);
recipe.AddFermentable(grain3, new Weight(1M, MassUnit.Pounds), 1.046M);
Assert.AreEqual(1.045M, recipe.GetStartingGravity());
}
public void ShouldCalculateStartingGravity()
{
var grain1 = new StockFermentable("Wheat", 1.035M);
var recipe = new Recipe();
recipe.SetBrewLength(new Volume(1, VolumeUnit.Gallons));
recipe.AddFermentable(grain1, new Weight(1, MassUnit.Pounds), 1.045M);
Assert.AreEqual(1.045M, recipe.GetStartingGravity());
}