Exploring unit testing

- In this video, we will go over…some of the basics of unit testing.…While this course touched only lightly…on creating Apex Code,…if you continue developing with Visualforce,…it is likely you will create Visualforce pages…that do use Apex Code.…These are pages that use custom controllers or extensions.…Because Salesforce.com is a shared environment,…they have to make sure that all the Apex Code…is safe and properly tested before it is deployed.…This makes unit testing a critical part…of Visualforce development.…

If you recall, we created only one Visualforce page…that utilized a custom controller.…That was the sidebar page I showed you in Chapter Four.…Now, I intentionally kept this course simple,…and showed you how to use standard controllers…whenever possible, and that is the best strategy…to take in your development efforts.…But there will be times when standard controllers…are not enough and you will have to create…a custom controller or extension such as this one.…Before you can move pages like…the sidebar summary page into production,…