MTAT.03.295

Agile Software Development

Lecture 1: Introduction Luciano García-Bañuelos University of Tartu

Course Objective The objective of this course is to introduce an agile method for software development that takes advantage of the principles of cloud computing and software as a service.

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Lecturers • Luciano  García-­‐Bañuelos  ◦ Email:  luciano.garcia  <at>  ut.ee  ◦ Office:  Liivi  2-­‐311  

• Abel  Armas-­‐Cervantes  ◦ Email:  abel.armas  <at>  ut.ee  ◦ Office:  Liivi  2-­‐315  

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A bit of history about the course

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Connection with edX CS 169.1x • edX  is  an  iniPaPve  backed  by  several  large  universiPes  (e.g.,  MIT,  Harvard,  Berkley)  promoPng  the  use  of  massive  online  open  courses  (MOOCs).  The  iniPaPve  includes:  ◦ An  open  source  project  with  all  the  code  supporPng  edX  ◦ A  web  site  providing  already  a  large  number  of  courses  

• Our  course  is  a  direct  clone  of  Berkeley’s  CS  169.1x  as  offered  by  edX  ◦ We  have  a  small  private  online  course  (SPOC)  for  our  class  

◦ You  will  be  using  edX  materials,  autograders,  etc.  

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Approach Take two SaaS projects from conception to deployment

◦ Mimic the interaction with non-technical customers

◦ Backend: Ruby on Rails ◦ Frontend: Modern frontend CSS frameworks,

Javascript and AngularJS ◦ Project tracking, Testing, Continuous integration,

Deployment to the cloud

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Agile method – Sneak preview

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Talk  to  “Customer”  

Legacy  

Design  paherns  

User  stories  (BDD)  

Unit  test  (TDD)  

Velocity  measurement  

Deployment  (Cloud)  

Agile method – Sneak preview

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Talk  to  “Customer”  

User  stories  (BDD)  

Unit  test  (TDD)  

Velocity  measurement  

Deployment  (Cloud)  

Lo-­‐Fi  UI/Storyboards  Balsamiq  

Points,  velocity,  Pivotal  tracker  

Con>nuous  Integra>on  Jenkins/  

Agile method – Sneak preview

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Talk  to  “Customer”  

User  stories  (BDD)  

Unit  test  (TDD)  

Velocity  measurement  

Deployment  (Cloud)  

Cucumber  

Ruby  

Ruby  on  Rails  

RSpec  

Cucumber-­‐js  

Javascript  

AngularJS  

Jasmine  

Organization of the Course • Lecture (Tuesdays) Practices (Tuesdays/Thursdays)

• SPOC Lectures (Released every Tuesday) ◦ 7 weeks, starting in second week ◦ Probably some additional lectures from Berkeley’s

CS 169.2x

• Project (weeks 11-16) ◦ Presentations on 15-17 December. ◦ Report due on 22 December.

• See details on the course pages: ◦  https://courses.cs.ut.ee/2015/asd/fall ◦  Web page for SPOC still to be confirmed

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Grading • SPOC: 30 points ◦ 5/6 Homework assignments and 4 quizzes

• Project: 30 points ◦ 15 points for the product ◦  Soundness of design and architectural choices ◦  Scope of the solution (how much was implemented?) ◦  Functional correctness/validation (does it work?)

◦ 5 evidence of use of the agile method ◦ 5 points for written documentation ◦ 5 points for presentation

• Exam: 40 points • Participation: up to 10 bonus points  

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Teams    (4  members)  

Hands on with Ruby

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Factorial (version 1)

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def factorial(n) ! if (n < 0) then! raise "Undefined"! end! if (n == 0) then! return 1 ! else! return n * factorial(n -1) ! end!end!!puts factorial(10) !puts factorial(3) !puts factorial(-1)  

Factorial (version 2)

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def factorial(n) ! if (n < 0) then! raise "Undefined"! end! if (n == 0) then! return 1 ! else! return n * factorial(n -1) ! end!end!

def factorial(n) ! raise "Undefined" if n < 0 ! if n == 0 then 1 else n * factorial(n -1) end!end!

•  Parenthesis  can  somePmes  be  omihed  

•  return  is  not  required  (a  funcPon  returns  the  result  of  the  last  executed  statement)