Testing in the world of continuous delivery

Deepa Deo

Manish Kumar Inspired    by  Kief  Morris’s  presenta3on  “Implemen3ng  CD”    

A classic software release

Defects!

Deployment Issues!

Product Changes!

Credits  :  Kief  Morris    

Defect

Feature implemented incorrectly

Stuff built on

top

A classic software release

Defects!

Deployment Issues!

Product Changes!

Credits  :  Kief  Morris    

Building  quality in

Fast feedback

Faster delivery into production

Optimize value for business

The Principles that matter ..

!   Continuously Integrated & testable software

!   Production-like environment available on demand

!   Automated deployment of software

The Prerequisites ..

The Deployment Production Pipeline

Credits:  The  book  “Con4nuous  Delivery”  by  Jez  Humble  and  Dave  Farley  

?   ?   ?   ?   ?   ?   ?   ?   ?   ?   ?  

ý   ý   þ   þ   þ   ý   þ   þ   ý   þ   þ  

A successful build could be a release

candidate

Credits:  Kief  Morris  

Broade

r sc

ope

Faster

fee

dbac

k

The testing pyramid

Credits  :  Kief  Morris    

Increasing confidence

Faster feedback

Pipeline for progressive testing Credits:  Kief  Morris  

Other Services

Application B Application A

The system being

developed

Credits:  Kief  Morris  

Unit Tests

Credits:  Kief  Morris  

Integration Tests

Credits:  Kief  Morris  

Application Tests

Credits  :  Kief  Morris    

System Tests

Credits  :  Kief  Morris    

SIT

Credits  :  Kief  Morris    

!   Collaborative mindset & team work !   Poly-skilled & empathetic !   Experimentation & risk taking !   Ownership for the larger purpose !   Persistence & conviction

The Drivers..

Are you ready for the cha(lle)nge?