14.2.4 Creating a Mix alias for use during test runs

14.2.3 Setting up the database before tests run

14.2.2 Creating a sandbox and configuring Ecto to use it in tests

14.5 Writing tests For Phoenix

14.5.1 Testing that an item is added to the database on success

14.5.2 Testing that you’re redirected to the new item on success

14.5.3 Testing that no item is created on error

14.5.4 Testing that the new item form is rendered on error