public async Task Edit_WithAddingNewAllergens_ShouldBeSuccessful()
{
var dbContext = WantoeatDbContextInMemoryFactory.InitializeContext();
await SeedData(dbContext);
var service = new IngredientsService(dbContext);
var entityBeforeEdit = dbContext.Ingredients.First();
var countBeforeEdit = entityBeforeEdit.IngredientAllergens.Count();
var newAllergen = dbContext.Allergens.Last();
var test = new IngredientEditInputModel
{
Id = entityBeforeEdit.Id,
AllergenNames = new List <string> {
newAllergen.Name
}
};
var entityAfterEdit = await service.EditAsync(test);
var countAfterEdit = entityAfterEdit.IngredientAllergens.Count();
Assert.True(countAfterEdit == (countBeforeEdit + 1));
}
public async Task Edit_WithNonExistingId_ShouldReturnNull()
{
var dbContext = WantoeatDbContextInMemoryFactory.InitializeContext();
var service = new IngredientsService(dbContext);
var tested = new IngredientEditInputModel {
Id = 1
};
var result = await service.EditAsync(tested);
Assert.Null(result);
}
public async Task Edit_WithExistingId_ShouldReturnTheRightResult()
{
var dbContext = WantoeatDbContextInMemoryFactory.InitializeContext();
await SeedData(dbContext);
var service = new IngredientsService(dbContext);
var actual = dbContext.Ingredients.First();
var tested = new IngredientEditInputModel {
Id = actual.Id
};
var result = await service.EditAsync(tested);
Assert.True(actual.Id == result.Id);
}
public async Task Edit_WithNoNewAllergens_ShouldNotChangeTheOldOnes()
{
var dbContext = WantoeatDbContextInMemoryFactory.InitializeContext();
await SeedData(dbContext);
var service = new IngredientsService(dbContext);
var actual = dbContext.Ingredients.First();
actual.Name = "Wheat flour";
actual.ImagePath = "www";
await dbContext.SaveChangesAsync();
var tested = new IngredientEditInputModel {
Id = actual.Id
};
var result = await service.EditAsync(tested);
Assert.True(actual.IngredientAllergens.Count() == result.IngredientAllergens.Count());
}
