How does Java 8 affect the way we practice

1. and BDD
What’s in it for me?

2. John Ferguson Smart
Consultant
Trainer
Mentor
Author
Speaker
Coder

3. »TDD is not about writing tests
»TDD is a design strategy:
»Write better-designed code
»Have more confidence in our code
»Make changes more easily
»Write code that meets user requirements more accurately
»(and incidentally...)
»Build up a comprehensive set of automated tests
Test Driven Development

4. TDD

5. Behaviour Driven Development

7. BDD

8. Lambdas
java.time
Functional
interfaces
Streams
Type
inference
Collections
API

9. Dates and Times

10. Create date constants
more easily
Date arithmetic that works
Works fine with Hamcrest asserts

11. Lambda Expressions

12. Conventional for loop

13. Use lambdas for more
expressive expectations

14. Using a predicate

15. Lambda expressions
+
Streams

16. Retrieve the event locations

17. Convert directly to a Set

18. Java 8 and Page Objects

19. Start off with the business objectives
Business requirements

20. Describe the business flow
Business flow

21. Describe the page interactions
Page interactions

22. Page implementation details
HTML details go here

23. Business
Rules
Business
Flow
Page/Component
interac8ons
Page/Component
details
Good automated acceptance tests have layers

24. Retrieve a list of word
definitions
Convert WebDriver
WebElements to text form

25. Retrieve a list of word
definitions
The same thing with
streams

26. Retrieve a list of word
definitions
Use parallel streams for more optimal
WebDriver page querying

27. Thank You
John Ferguson Smart
john.smart@wakaleo.com
wakaleo
http://www.wakaleo.com