public void Can_Not_Save_Category_That_Already_Exists()
{
var category = new Category { Name = "Hockey" };
var result = controller.Edit(category);
mock.Verify(m => m.SaveCategory(It.IsAny<Category>()), Times.Never());
result.AssertViewRendered().ForView(string.Empty);
}
public ActionResult Edit(Category category)
{
if (ModelStateAndCategoryNameIsValid(category))
{
if (CategoryAlreadyExists(category))
{
this.Error("A category with that name already exists.");
//ModelState.AddModelError("", "A category with that name already exists.");
return View(category);
}
else
{
repository.SaveCategory(category);
this.Success("The category has been saved");
return RedirectToAction("Index");
}
}
return View(category);
}
/// <summary>
/// Create a new Category object.
/// </summary>
/// <param name="categoryId">Initial value of the CategoryId property.</param>
/// <param name="isActive">Initial value of the IsActive property.</param>
public static Category CreateCategory(global::System.Int32 categoryId, global::System.Boolean isActive)
{
Category category = new Category();
category.CategoryId = categoryId;
category.IsActive = isActive;
return category;
}
/// <summary>
/// Deprecated Method for adding a new object to the Categories EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToCategories(Category category)
{
base.AddObject("Categories", category);
}
private bool ModelStateAndCategoryNameIsValid(Category category)
{
return ModelState.IsValid && !string.IsNullOrEmpty(category.Name);
}
private bool CategoryAlreadyExists(Category category)
{
Category existingCategory = repository.Categories
.FirstOrDefault(c => c.Name == category.Name);
return existingCategory != null && category.CategoryId == 0;
}
public void SaveCategory(Category category)
{
if (category.CategoryId == 0)
{
context.AddToCategories(category);
}
else
{
try
{
context.UpdateDetachedEntity<Category>(category, x => x.CategoryId);
}
catch (Exception)
{
context.ApplyCurrentValues<Category>(category.EntityKey.EntitySetName, category);
}
}
context.SaveChanges();
}
public void Can_Not_Save_Category_With_Empty_Name()
{
var category = new Category { Name = null };
var result = controller.Edit(category);
mock.Verify(m => m.SaveCategory(It.IsAny<Category>()), Times.Never());
result.AssertViewRendered().ForView(string.Empty);
}