Tester's Digest

A weekly source of software testing news

TESTER’S DIGEST

ISSUE #16 - May 21, 2017


Let’s take a look at exploratory testing which is said to be the most valuable manual testing activity. In the off-topic section you will find a few amusing bugs.

Topic: Exploratory Testing

What exploratory testing is and how to do it well:

https://dojo.ministryoftesting.com/lessons/three-digestible-diagrams-to-describe-exploratory-testing

Exploratory testing explained by James Bach:

http://www.satisfice.com/articles/et-article.pdf

A comprehensive 180-slide tutorial by Cem Kaner from 2008, still relevant:

http://www.kaner.com/pdfs/QAIExploring.pdf

What if you don’t want to test like it’s 2008? Outsourcing is passé, crowdsourcing is in vogue now. This case study describes how Poll Everywhere crowdsourced their exploratory testing via RainforestQA service:

https://www.rainforestqa.com/blog/2017-03-22-how-poll-everywhere-uses-exploratory-testing-to-develop-critical-test/

Three reasons to do exploratory testing: it finds bugs, bugs, and bugs.

https://www.techwell.com/techwell-insights/2017/03/3-reasons-exploratory-testing-great-agile-teams

One team runs an experiment in testing a new feature via exploratory methods vs scripted tests (i.e. pre-planned manual tests), finds that 25% of bugs found with ET would not have been detected with their usual ST. I thought the use of a mind map for directing ET was an interesting idea.

https://www.stickyminds.com/article/our-experiment-exploratory-testing-case-study

Examples of testing tours used in exploratory testing (of a car selling website https://www.lingscars.com/ which is correctly described as “deeply insane”).

http://testingisbelieving.blogspot.co.uk/2017/05/the-four-hour-tester-modelling-as-team.html

A handy Chrome extension that aids in exploratory testing of a Web UI by providing common boundary and edge cases for UI elements:

https://chrome.google.com/webstore/detail/bug-magnet/efhedldbjahpgjcneebmbolkalbhckfi?hl=en

Puzzles that aim to teach exploratory testing techniques. The goal is to figure out the system’s logic by playing with it.

http://blackboxpuzzles.workroomprds.com/puzzle_07.html

Off-Topic

To follow last week’s fun email bugs, here are a few more amusing bug stories.

Story of an “unfixable” bug. You may guess the ending early on… or not:

http://www.ilikebigbits.com/blog/2016/11/22/the-unfixable-bug

My car won’t start when I buy vanilla ice cream (GM bug):

https://www.utest.com/articles/never-underestimate-user-complaints-a-testers-approach

That time a customer reported an error in the map used by Microsoft Flight Simulator:

https://blogs.msdn.microsoft.com/oldnewthing/20170418-00/?p=95985


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