The code contains two methods: testCustomerResource() and testFirstLastCustomer-
The testCustomerResource() method first performs a POST to /customers/europe-db
to create a customer using the CustomerResource subresource. It then retrieves the created
customer using GET /customers/europe-db/1 .
The testFirstLastCustomerResource() method performs a POST to /customers/
northamerica-db to create a customer using the FirstLastCustomerResource subre-
source. It then uses GET /customers/northamerica-db/Bill-Burke to retrieve the created