SlideShare a Scribd company logo
When I code
I write tests
X-unit frameworks
http://mockito.org
what are mocks?
substitues of real
  objects...




                         ...for testing
                            purposes
Enough jokes, meet your bartender



        Szczepan Faber
     Coach at Sabre Holdings
        Krakow, Poland
Java: Tools &
techniques for
    TDD
Who does it?
Learning TDD
the student must first resign himself
  and his ego to a seemingly random
  series of repetitious exercises


     Yukiyoshi Takamura
Shu Ha Ri
Improving TDD
Stop writing tests
Instead, describe the behavior
Or simply, write examples

http://behaviour-driven.org
Enough slides.
Start coding now...
Your takeaways I
Shu-Ha-Ri
Don’t write tests, write examples
Your takeaways II
Mockito
Custom assertion with FEST
The ultimate test template
The ultimate test template
@Test
public void should...() throws Exception {
 //given
 ...

    //when
    ...

    //then
    ...                          Sapir-Whorf
}
                                    Theory
Thanks for surviving the session!

• Questions?
• Feedback?
• szczepiq (at) gmail.com




                            Yummy. No hangover.
                            (Eastern Europeans only)

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Java: tools & techniques for TDD