Test Driven: Tdd and Acceptance Tdd for Java Developers

585 Pages·2007·8.38 MB·English

by  Lasse Koskela

Test Driven

Test Driven
PRACTICAL TDD AND ACCEPTANCE TDD
FOR JAVA DEVELOPERS
LASSE KOSKELA
MANNING
Greenwich
(74° w. long.)
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1 2 3 4 5 6 7 8 9 10 – MAL – 13 12 11 10 09 08 07
To my colleagues,
for bugging me to finish this project.

And to my love Lotta,
who gave me the energy to do it.

brief contents
PART 1 A TDD PRIMER .............................................. 1
1 ■ The big picture 3
2 ■ Beginning TDD 43
3 ■ Refactoring in small steps 75
4 ■ Concepts and patterns for TDD 99
PART 2 APPLYING TDD
TO SPECIFIC TECHNOLOGIES........................151
5 ■ Test-driving web components 153
6 ■ Test-driving data access 195
7 ■ Test-driving the unpredictable 249
8 ■ Test-driving Swing 279
vii
viii BRIEF CONTENTS
PART 3 BUILDING PRODUCTS
WITH ACCEPTANCE TDD.............................. 321
9 ■ Acceptance TDD explained 323
10 ■ Creating acceptance tests with Fit 364
11 ■ Strategies for implementing acceptance tests 396
12 ■ Adopting TDD 435
appendix A ■ Brief JUnit 4 tutorial 467
appendix B ■ Brief JUnit 3.8 tutorial 470
appendix C ■ Brief EasyMock tutorial 473
appendix D ■ Running tests with Ant 475
contents
preface xvii
acknowledgments xix
about this book xxi
about the cover illustration xxvii
PART 1 A TDD PRIMER ..............................................1
1 The big picture 3
1.1 The challenge: solving the right problem right 5
Creating poorly written code 5 Failing to meet
■
actual needs 6
1.2 Solution: being test-driven 7
High quality with TDD 8 Meeting needs with
■
acceptance TDD 10 What’s in it for me? 11
■
1.3 Build it right: TDD 14
Test-code-refactor: the heartbeat 15 Developing
■
in small increments 19 Keeping code healthy with
■
refactoring 24 Making sure the software
■
still works 28
ix