Read e-book online Lean-Agile Acceptance Test-Driven Development: Better PDF

By Ken Pugh

ISBN-10: 0321714083

ISBN-13: 9780321714084

Praise for Lean-Agile reputation Test-Driven Development
Lean-Agile recognition Test-Driven improvement tells a story approximately 3 fictive venture stakeholders as they use agile innovations to plot and execute their undertaking. The structure works good for the ebook; this booklet is straightforward to learn, effortless to appreciate, and simple to apply.”
—Johannes Brodwall, leader Scientist, Steria Norway
“Agile improvement, a few say, is all approximately pairing, and, certain, I’m a believer within the strength of pairing. After interpreting this publication, despite the fact that, I turned partial to the ‘triad’—the purchaser or company analyst + the developer + the tester, who paintings collaboratively on attractiveness assessments to force software program improvement. I’ve written a few styles for buyer interplay and a few styles for trying out and that i like what Ken Pugh has selected to percentage together with his readers during this down-to-earth, easy-to-read e-book. It’s a e-book filled with tales, actual case reports, and his personal sturdy event. knowledge worthy reading!”
—Linda emerging, Coauthor of Fearless swap: styles for Introducing New Ideas

“The Agile Manifesto, severe Programming, consumer tales, and Test-Driven improvement have enabled large earnings in software program improvement; despite the fact that, they’re no longer sufficient. The query now turns into ‘How am i able to confirm transparent necessities, right implementation, entire attempt insurance, and extra importantly, shopper pride and acceptance?’ The lacking hyperlink is popularity as outlined via the buyer of their personal area language. Lean-Agile reputation Test-Driven improvement is the answer.”
—Bob Bogetti, Lead platforms dressmaker, Baxter Healthcare
“Ken Pugh’s Lean-Agile recognition Test-Driven improvement shows you the way to combine crucial standards considering, consumer recognition exams and sounds, and lean-agile practices, so that you can bring product specifications properly and successfully. Ken’s publication exhibits you ways table-driven specification, intertwined with specifications modeling, drives out recognition standards. Lean-Agile popularity Test-Driven improvement is an important consultant for lean-agile staff individuals to outline transparent, unambiguous specifications whereas additionally validating wishes with reputation tests.”
—Ellen Gottesdiener, EBG Consulting,, writer of Requirements via Collaboration and The software program necessities reminiscence Jogger

“If you're fascinated by giving Agile checking out an opportunity and basically have time to learn one booklet, learn this one.”
—David Vydra,

“This ebook presents transparent, trouble-free counsel on how you can use business-facing assessments to force software program improvement. I’m occupied with the superb info during this e-book. It’s an exceptional mix of the author’s stories, references to different specialists and study, and an instance undertaking that covers
many angles of ATDD. quite a lot of readers will research much that they could positioned to exploit, whether or not they paintings on tasks that decision themselves lean or agile or just are looking to bring the absolute best software program product.”
—Lisa Crispin, Agile Tester, ePlan providers, Inc., writer of Agile Testing
in the framework of attractiveness Test-Driven-Development (ATDD), shoppers, builders, and testers collaborate to create popularity assessments that completely describe how software program may still paintings from the customer’s standpoint. via tightening the hyperlinks among buyers and agile groups, ATDD can considerably increase either software program caliber and developer productiveness.

this is often the 1st start-to-finish, real-world consultant to ATDD for each agile venture player. major agile advisor Ken Pugh starts with a discussion between a patron, developer, and tester, explaining the “what, why, the place, while, and how” of ATDD and illuminating the adventure of engaging in it.
subsequent, Pugh provides a pragmatic, whole connection with each one part of ATDD, from developing easy exams to comparing their effects. He concludes with 5 different case reviews, each one deciding on a practical set of difficulties and demanding situations with confirmed suggestions.
assurance includes
•     easy methods to improve software program with totally testable requirements
•     find out how to simplify and componentize exams and use them to spot lacking logic
•     the best way to try out consumer interfaces, carrier implementations, and different tough parts of a software program method
•     tips on how to establish specifications which are top dealt with outdoor software
•     how one can current try effects, review them, and use them to evaluate a project’s total progress
•     the right way to construct attractiveness checks which are collectively useful for improvement enterprises and customers
•     tips to scale ATDD to giant projects

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Extra resources for Lean-Agile Acceptance Test-Driven Development: Better Software Through Collaboration (Net Objectives Lean-Agile Series)

Example text

Here’s a sample of what these tests look like in Java using Junit [Beck01]. Excellent)); } } Any time there is a change in the examples that Betty and the stakeholder use to explain the business rule, Debbie may want these tests to conform to the changed examples. That’s a bit of waste. The next testing framework can eliminate that waste. Automated Acceptance Test Betty, Debbie, and Tom agreed that the examples in the table accurately reflected the requirements and there would be less waste if the table did not have to be converted into another form for testing.

Tom explained that it didn’t seem right to apply a discount percentage that would actually increase the amount that the customer owed. Based on this example, Betty went back to the stakeholder and confirmed that the percentage should be 0% if Item Total is less than 0 for any customer. So the table became as follows. Discount Calculation Item Total Customer Rating Discount Percentage? 01 Excellent 0% These examples were the acceptance tests for the system. If Debbie implemented these correctly, Betty would be satisfied.

ATDD reduces unnecessary loopbacks. • ATDD is lean and agile. 21 This page intentionally left blank Chapter 3 Testing Strategy “How do I test thee? ” Elizabeth Barrett Browning (altered) The different types of testing that occur during development are explained to give the context in which acceptance tests are developed. The tests that the customer provides are only one part of the testing process. Types of Tests Acceptance tests are one part of the testing strategy for a program. The easiest way to describe the full set of tests for an application is to use the testing matrix from Gerard Meszaros [Meszaros01].

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