Test state: Test

- [Voiceover] Let's add a new test method…for the case where recipe is already a favorite.…Go back to recipe activity test, you can do that…by pressing command o, and search…for recipe activity test.…Scroll down.…You will need to launch the activity, just like…in click to favorite.…So let's extract that into a helper method.…Highlight line fifty three through fifty five.…Right click, refactor, extract, method.…

We will call it launch recipe.…Press okay.…In launch recipe, we will add a parameter called ID.…String ID, and then we will use the ID instead…of creamed carrots in the put extra…in line sixty four.…Now, in line fifty three, it is unhappy,…because now launch recipe takes a parameter.…We are going to go ahead and add it,…but this time we'll define it as a constant.…

The reason why we want it to be a constant is…because we will reuse that in another test method.…We will call this constant carrots underscore ID.…Press alt enter to create a constant field.…Make sure that it actually matches the ID.…So to be completely sure, what you can do is…