I. M. Testy
Treatises on the practice of software testing is now located at http://testingmentor.com/imtesty
What is an expert tester?
When some people talk about “expert testers” they often refer to the personal traits such as...
Author: I.M.Testy Date: 02/06/2007
The Science of Software Testing
I was going through some old files today and came across a paper I had written February 7, 2002...
Author: I.M.Testy Date: 01/15/2007
Regression Testing Strategies
There is a lot written about regression testing, and yet there seems to be a lot of confusion about...
Author: I.M.Testy Date: 01/10/2007
Professionalism and the professional tester
I am quite surprised by some rather passionate objections by some individuals over my use of the...
Author: I.M.Testy Date: 12/26/2006
More on generating strings with random Unicode characters
Well, for those of you living outside the Pacific Northwest you are probably unaware of the recent...
Author: I.M.Testy Date: 12/24/2006
The future of testing
I spent the last week in beautiful Denmark teaching at our offices in Vedbeak. I really like...
Author: I.M.Testy Date: 12/02/2006
Are software metrics and measurements really important?
On a recent flight back from Boston to Seattle I decided to read Measuring the Software Process: A...
Author: I.M.Testy Date: 11/20/2006
Software testing certifications
I am often asked by new testers if certifications in software testing are something they should...
Author: I.M.Testy Date: 11/17/2006
More on globalization testing and random Unicode string generation
After a week in Boston presenting at the 3rd Software Testing and Performance Conference I am...
Author: I.M.Testy Date: 11/12/2006
StarWest 2006 presentation - Testing for Global Customers
I recently presented a talk on a globalization testing; a topic I think is really interesting, yet I...
Author: I.M.Testy Date: 11/03/2006
Allpairs, pairwise, combinatorial analysis
Last week I went to StarWest as a presenter and as a track chair to introduce speakers. Being a...
Author: I.M.Testy Date: 10/24/2006
Peopleware: A must read for everyone (especially managers)
I recently went to Portland, and when I am there I make it a point to always stop by Powells Book...
Author: I.M.Testy Date: 10/24/2006
End the segregation of the four schools of testing
Pushed by a response to an earlier post, I decided to stop procrastinating and get out my thoughts...
Author: I.M.Testy Date: 10/20/2006
Test effectiveness
Boris Biezer stated black box testing was approximately 35 to 65% effective. I had also read that...
Author: I.M.Testy Date: 10/13/2006
The purpose of a good test case
Many experts have written articles and devoted chapters of books on the attributes of what...
Author: I.M.Testy Date: 09/15/2006
The passion of the testers
Over the past few days I have been mentally jousting with Michael Bolton via the blogosphere. I hope...
Author: I.M.Testy Date: 09/08/2006
Exploratory Testing Examined
Exploratory testing is a topic often embroiled in unreasonable controversy. I didn’t always...
Author: I.M.Testy Date: 09/03/2006
Programming basics for (non-coding) testers
I suspect one reason why many testers do not learn to read or write code is because they find the...
Author: I.M.Testy Date: 08/27/2006
Test Automation with Ruby: Don't drink the kool-aid
I was stuck at home this weekend with house painters pondering how best to spend the day sitting at...
Author: I.M.Testy Date: 08/25/2006
Testing Techniques – Are they gimmicks or useful tools?
Last year an ‘expert’ tester and consultant claimed test techniques were gimmicks. I don't claim to...
Author: I.M.Testy Date: 08/11/2006
For those of you dreaming the 100% automation dream...please wake up!
My respected colleague Keith Stobie recently posted to his blog my response an internal query...
Author: I.M.Testy Date: 08/01/2006
The purpose of software testing
For the past few years I have been teaching new testers at Microsoft. Before beginning the Microsoft...
Author: I.M.Testy Date: 07/13/2006
Build Verification Testing (BVT)
Have you ever received a build into testing which was missing files, had the wrong file, or a file...
Author: I.M.Testy Date: 07/07/2006
Software Metrics: Guidelines for establishing effective measurement programs
One of the most important artifacts we produce as testers are measures of the software product or...
Author: I.M.Testy Date: 06/30/2006
Defective Bug Reports
The ‘quality’ of defect reports is something testers and managers talk about quite frequently. But...
Author: I.M.Testy Date: 06/28/2006
Bug counts as key performance indicators (KPI) for testers
Every once in awhile I meet testers who say their manager rates individual performance based on bug...
Author: I.M.Testy Date: 06/26/2006
Disadvantages of Ruby for Test Automation
In the past few years there has been a push to use Ruby as a programming language for test...
Author: I.M.Testy Date: 06/07/2006
Exploratory testing and philosophical psycho-babble
Last year James Bach wrote that he “…"invented" testing…mainly by discovering that the problems of...
Author: I.M.Testy Date: 05/31/2006
Customer focused test automation
We often limit our test automation projects to internal use only. This restricted use of test...
Author: I.M.Testy Date: 05/19/2006
The STE vs. SDET Debate
What is the difference between a software test engineer (STE) and a software design engineers in...
Author: I.M.Testy Date: 05/19/2006
What's your test automation strategy?
I overheard some test managers discussing problems with their test automation effort, so I couldn't...
Author: I.M.Testy Date: 05/08/2006
Top 5 recommended books on software testing for new software testers
It now astounds me that some individuals can spend years in a testing role and never read a single...
Author: I.M.Testy Date: 05/01/2006