WHAT’S IN THIS CHAPTER?
WROX.COM CODE DOWNLOADS FOR THIS CHAPTER
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attendeeRegistrationService, should have associated unit test suites.
Users of the website, however, aren’t aware that
attendeeRegistrationService exists. Even though users interact with the service, they don’t do so directly: They interact with it via the website’s UI, presented via a web browser.
It’s all well and good for an application to function correctly, but world-class software must please the end user. That means the user interface must function smoothly and quickly.