ASP.NET MVC Framework Unleashed

Chapter 19. Adding Validation

In This Chapter

• Performing Validation in the Simplest Possible Way

• Refactoring the Test Code

• Validating the Length of a Property

• A Web Browser Sanity Check

• Refactoring to Use a Service Layer

• Adding Business Rules

In this chapter, we tackle adding validation and business rules to our blog application. As always, we begin with a set of stories (see Figure 19.1).

Figure 19.1. User stories

We need to implement the following stories:

• If a user submits a blog entry without a title, the validation error message “Title Is Required” displays.

• If a user submits a blog entry with a title longer ...