Agile Testing 101 For Product Managers · 1 Agile Testing 101 For Product Managers Bay APLN Lisa...
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Agile Testing 101 For Product Managers
Bay APLN
Lisa Crispin With Material from Janet Gregory
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Copyright 2011: Lisa Crispin
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Introductions: Experience, Goals
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Introduction - Me
Programmer from way back Tester since early ‘90s Agile from 2000
Always learning!
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Takeaways What “agile” principles, values might help
your team? Whole Team responsible for quality Avoiding the testing “squeeze” Your goals?
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Some Vocabulary
Iteration: (1 – 4 weeks) (“sprint” in Scrum) Whole Team: programmers, testers, BAs,
DBAs, sys admins… Done: Coded and tested Velocity: Work completed in one iteration Continuous Integration: each time code
checked in, regression tests run, instant feedback
TDD: Test-Driven Development/Design Specification by Example: examples/tests
guide development (aka ATDD)
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Are We “Agile”?
Agile = delivering value frequently, at a sustainable pace (Elisabeth Hendrickson)
Incremental and Iterative Sustainable pace requires good practices
Continuous Integration Short feedback loop TDD, ATDD/Specification By Example Good design, refactoring
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Think About Your Teams
Do you work at a sustainable pace? Does testing get squeezed to the end? Can you gauge the true progress of your
projects at any given time?
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Traditional vs. Agile SDLC
Phased or gated – eg. Waterfall
It 1 It 2 It 3 A B A B A B
C C D
Time
Agile: iterative and incremental - Each story is expanded, coded and tested - Possible release after each iteration
Requirements
Specifications
Code
Testing
Release
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Testing is Not a Phase
Development = testing + coding Write test, write code, test At unit and acceptance test levels
Automated tests Designed for efficiency,
maintainability Free time for exploratory testing
Team plans testing activities All four “quadrants”
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Agile Testing Quadrants
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Tes$ng and Coding
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Create a user story
Write Customer (Q2) Tests Start
thinking how to code
Expand tests –
Story Tests
Automate Q2 Tests
Exploratory tes$ng
TDD
Customer User
Acceptance
Product owner Product owner/ Tester Tester Tester/Programmer Programmer
Pair, “Show Me”
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The Whole Team Approach What’s our commitment to quality? It has to mean something Everyone responsible to make sure
testing activities are planned, completed
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Team Organization - Traditional vs. Agile
Agile: roles overlap Tester
Programmer Domain Expert
Traditional: independent functional groups
Dev
BAs Tester
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So Do We Need Testers?
Agile testers have unique viewpoint, mindset, attitude
Eye on “big picture”, ripple effects Specific skills such as exploratory testing Ask the right questions Part of development team Learn the business domain Involved from beginning to end
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What About Your Teams? Write down three things you now know
about testing on agile teams Does your organization take a “whole
team approach” to quality? If not, does it seem desirable? What could you do to encourage it?
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Agile Isn’t a Mini-Waterfall
Include testing activities in planning Focus on quality, not speed or velocity Scrum teams must under-commit Focus on completing one user story at a
time Testing problems solved by whole team
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Levels of Planning – Product, Release, Iteration
Story Tests
Project Test Plan
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Release Test Plan
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Feedback Guides Development Team uses feedback to improve Testers are expert feedback providers Feedback lets team make course
corrections
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Managing Technical Debt Cut corners when needed Help business face reality But pay back your debt quickly and often
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Shorten the Feedback Loop
Continuous Integration Close collaboration
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On Your Own Team/Project “Agile” or not: What could you do to shorten the
feedback cycle, and keep testing from being squeezed to the end?
Write it on an index card Share your ideas with the person next to
you
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Agile Testing Resources
lisacrispin.com janetgregory.ca gokjo.net exampler.com testobsessed.com [email protected] testingreflections.com Local upcoming Agile Testing course at Agilistry Studios: http://agilistry.com/events/agile-testing-class/ Apr. 26-28
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Agile Testing: A Practical Guide for Testers and Agile Teams
By Lisa Crispin and Janet Gregory www.agiletester.ca
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Proceeds to Charity
Beautiful Testing: Leading Professionals Reveal How They Improve Software
Edited by Tim Riley, Adam Goucher
Includes chapter by yours truly
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Agile Samurai Jonathan Rasmussen
Great intro to agile and agile testing
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Bridging the Communication Gap Specification By Example and Acceptance Testing
Gojko Adzic
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Specification by Example How successful teams deliver the right software
Gojko Adzic
Case studies from > 50 teams
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Questions?