Test-Driven Java Development

Chapter 5. Design – If It's Not Testable, It's Not Designed Well

	"Simplicity is the ultimate sophistication."
	--Leonardo da Vinci

In the past, the software industry was focused on developing software at high speed, with nothing in mind but cost and time. Quality was a secondary goal, with the fake feeling that customers were not interested in it.

Nowadays, with the increasing connectivity of all kinds of platforms and devices, quality becomes a first-class citizen in customers' requirements. Good applications offer a good service with a reasonable response-time, without being affected by a multitude of concurrent requests from many users.

Good applications in terms of quality are those that have been well designed. A good design means scalability, ...