Rails 5 Test Prescriptions

Using Feature Tests to Build a Feature

When last you left your application, you allowed for the creation of new projects. Let’s follow up on that and add a sequence where you can see a page for an existing project and add a task to it. To give this a little bit of back-end logic to play with, let’s set up a situation where the tasks are ordered and then move one task above the other task.

Writing a Test

This test has a few parts. Let’s take a second to plan the given/when/then:

• Given: You’ll need one existing project and at least one existing task on that project so that you can test the ordering. You’ll probably want two tasks; that way you can verify that the user interface is correct for the first, last, and middle parts of the list.

• When/then: ...