TPSE2014 :: Test Driven Development

SPRINT3R
Siam Chamnankit Co., Ltd., Odd-e (Thailand) Co., Ltd. and Alliance
สมเกียรติ ปุ๋ยสูงเนิน
SPRINT3R โดย บริษัท สยาม๡ํานาญกิจ จํากัด บริษัท ออด-อี (ประเทศไทย) จํากัด และพันธมิตร
Thailand
Practical
Software
Engineering
2014

C U R R E N T O F T D D
SPRINT3R

T E S T D R I V E N D E V E L O P M E N T
SPRINT3R

A C C E P TA N C E T E S T D R I V E N D E V E L O P M E N T
SPRINT3R

L A R G E R F E E D B A C K L O O P
SPRINT3R

H I S T O R Y O F T D D
SPRINT3R
http://c2.com/cgi/wiki?TenYearsOfTestDrivenDevelopment

1 9 6 0 ’ S
SPRINT3R

T H E S E C R E T O F A N C I E N T
SPRINT3R
www.l3ak.com

Professionals
SPRINT3R
Test their code

1 9 7 0 ’ S
SPRINT3R

K E N T B E C K
SPRINT3R
http://www.flickr.com/photos/mwichary/2376639066/

Separate what from how
SPRINT3R

1 9 8 9
SPRINT3R

S H O R T - C I R C U I T T H E P R O C E S S
SPRINT3R

Automated tests
SPRINT3R
Confirm features

1 9 9 6
SPRINT3R

T E S T F I R S T I N C 3 P R O J E C T
SPRINT3R
http://www.martinfowler.com/bliki/C3.html

It’s a change in culture
SPRINT3R

X U N I T
SPRINT3R

E X P A N D T H E W O R L D
SPRINT3R
C 2 W I K I

“Working”
SPRINT3R
is not good enough

1 9 9 9
SPRINT3R

T H E O R I G I N O F M O C K O B J E C T
SPRINT3R

Listen to the tests
SPRINT3R

2 0 0 1
SPRINT3R

C O N T I N U O U S B U I L D
SPRINT3R

W O R K O N M Y M A C H I N E !
SPRINT3R

Working system
SPRINT3R
provides feedback

Safety culture
SPRINT3R

T E S T D OX S T Y L E
SPRINT3R
A Sheep eats grass
A Sheep produces good milk
A Sheep moves away from dogs

Focus on intent
SPRINT3R

2 0 0 2
SPRINT3R

F I R S T T D D B O O K
SPRINT3R
Remove duplication
Write a fail test before
write any code

When you are lost,
SPRINT3R
slow down

2 0 0 3
SPRINT3R

A L O T O F B O O K
SPRINT3R

2 0 0 4
SPRINT3R

T D D F O R C U S T O M E R
SPRINT3R

Confirm understanding
SPRINT3R
with examples

L I V I N G I N R E A L W O R L D
SPRINT3R

Legacy code
SPRINT3R
code without tests
is

N E X T G E N E R AT I O N
SPRINT3R

2 0 0 7
SPRINT3R

T H E R E S E A R C H S U G G E S T S
SPRINT3R
More effort, better quality
More visible on project
Very hard to get
meaningful results

U N D E R S TA N D
SPRINT3R

U N D E R S TA N D
SPRINT3R
Professionals test their code
Separate what from how
Automatic tests confirm features
It’s change in culture

SPRINT3R
Working is not good enough
Listen to the tests
Working system provide feedback
Focus on intent
U N D E R S TA N D

SPRINT3R
When you are lost, slow down
It’s not only about testing
Legacy code is code without tests
Understand the principles behind the practice
U N D E R S TA N D

SPRINT3R
Focus
Feedback
Professionalism
T D D E R

T E S T S T R U C T U R E
SPRINT3R

B A S I C
SPRINT3R
Setup
Execute
Verify
Clean-up

S E V T
SPRINT3R
Setup
Exercise
Verify
Teardown

A A A
SPRINT3R

E X A M P L E
SPRINT3R

G O O D T E S T
SPRINT3R
P R O P E R T I E S
O F

A - T R I P
SPRINT3R
Automated
Thorough
Repeatable
Independent
Professional

T E S T T O O L S
SPRINT3R

SPRINT3R
X U N I T
http://en.wikipedia.org/wiki/List_of_unit_testing_frameworks

C O D I N G D O J O
SPRINT3R
http://www.aikido-yamada.eu/

SPRINT3R
1 อ่านว่า 1
3 อ่านว่า Fizz
F I Z Z B U Z Z
5 อ่านว่า Buzz
10 อ่านว่า Buzz
http://en.wikipedia.org/wiki/Fizz_buzz

SPRINT3R
15 อ่านว่า FizzBuzz
F I Z Z B U Z Z

SPRINT3R
All the tests pass
There is no duplication
Focus your intent
S I M P L E D E S I G N R U L E S
Classes and methods are minimized

SPRINT3R

TPSE2014 :: Test Driven Development

Recommended

Recommended

More Related Content

Viewers also liked

Viewers also liked (20)

Similar to TPSE2014 :: Test Driven Development

Similar to TPSE2014 :: Test Driven Development (19)

More from Somkiat Puisungnoen

More from Somkiat Puisungnoen (20)

Recently uploaded

Recently uploaded (20)

TPSE2014 :: Test Driven Development