Importance of the Testing Mindset in DevOps

by Savita Pahuja on  Jun 21, 2015

The software testing practices and mindset have radically changed since the early days of Agile and Lean. Software testing practices and mindset are an inseparable part of DevOps culture.

Model-based Migration Approach for Maintenance of Legacy Software

by Ben Linders on  Jun 05, 2015 1

Hans van Wezep, software architect at Philips Healthcare, talked about model-based migration at the Bits&Chips Software Engineering conference. InfoQ did an interview with van Wezep about the challenges in maintaining legacy software, why manual refactoring is error prone, using models to refactor and migrate a codebase, and the benefits of using models when maintaining legacy software.

Applying Continuous Integration at Thales Naval Systems

by Ben Linders on  May 29, 2015

Continuous Integration can help to find integration issues earlier and to visualize the status of the build to all involved. Integration problems can be detected at build-time in stead of run-time during testing and teams can get immediate feedback on changes that they made and on the impact on components that are developed by other teams.

Multi-repository Development at Google

by Sergio De Simone on  May 25, 2015

Oftentimes, complex software projects span across multiple repositories on account of external dependencies. This can be a challenge in itself, explains Google WebRTC engineer Patrik Höglund, who also described Google's approach to developing software that uses dozens of third-party libraries such as Chrome.

Agile, DevOps and Eating Your Own Dogfood

by Ben Linders on  May 18, 2015

An interview with Yaniv Yehuda, Co-Founder and CTO of DBmaestro, about how they are doing agile development and using DevOps, how they implemented continuous delivery, on agile practices that turned out to be difficult to implement, and the benefits that they are getting for using agile and DevOps practices.

Benefits of Continuous Testing

by Ben Linders on  Apr 30, 2015

At Unruly teams have been applying eXtreme Programming (XP) since being founded in 2006. Teams take a test-first approach to developing code and invest in automated checks that can be run in live environments. InfoQ interviewed Rachel Davies about the importance of a continuous approach to testing, how this has evolved over the years and the business advantage that it delivers to Unruly.

How BDD Has Helped to Address Communication Problems and Improve Collaboration

by Ben Linders on  Apr 23, 2015

Behavior driven development (BDD) can be used to improve communication between testers, developers and the business. For example you can use given-when-then scenarios to develop test scripts and at the same time define the requirements of the system. BDD involves all team members and helps them to think about the product.

Google Strategies for Automated Android UI Testing

by Abel Avram on  Mar 31, 2015

Convinced that “whatever can be unit tested should be unit tested”, Mona El Mahdy, a Software Engineer in Test at Google, has written a blog post proposing several approaches to perform unit tests on the user interface of Android applications. Mahdy recommends Robolectric and the Android Studio Gradle plug-in for general unit testing, and Espresso or UI Automator for creating and running UI tests.

Creativity and Testing: Do They Go Together?

by Ben Linders on  Mar 17, 2015

At the Agile Testing Days 2014 in Potsdam Jan Jaap Cannegieter spoke about using different sides of our brain to optimize testing and he will redo this presentation during the Agile Testing Day Netherlands 2015. InfoQ interviewed Cannegieter about how agile has changed testing, creativity and thinking in testing, skills of agile testers, and how testers can make steps towards agile testing.

Experiences from Continuous Testing at Siemens Healthcare

by Ben Linders on  Feb 24, 2015

Marco Achtziger shared his experiences with deploying continuous testing in large scale agile project at Siemens Healthcare at the OOP conference. InfoQ interviewed Achtziger about continuous testing and continuous integration, infrastructural and social challenges with continuous testing, testing processes and tools, and improving continuous testing.

Is Unhedged Call Options a Better Metaphor for Bad Code?

by Ben Linders on  Dec 24, 2014

In a blog post on bad code and technical debt Steve Freeman described how Chris Matts came up with the metaphor of an unhedged call option for bad code. This post is being intensively discussed on Reddit and on Hacker News recently. InfoQ interviewed Steve and Chris about using metaphors for bad code and code smells, trade-offs and costs of low quality code, and responsibilities for code quality.

Failure Injection Testing: Controlling Failure in Production

by Michael Stiefel on  Dec 12, 2014 2

Netflix's Failure Injection Testing bridges the gap between isolated testing and unmitigated chaos testing by controlling the impact of the test. FIT establishes a context which other components of Netflix's production testing and infrastructure systems interpret and adjust the behavior of the system accordingly.

Testdroid Mobile Device Farm Is Now Integrated with JIRA

by Sergio De Simone on  Sep 17, 2014

Testdroid's maker Bitbar has recently announced the integration of Testdroid mobile app testing products with Atlassian JIRA defect tracking system. InfoQ has interviewed Testdroid technical product manager Ville-Veikko Helppi to better understand how developers and organizations could benefit from it.

The Strengths and Weaknesses of Microservices

by Abel Avram on  May 28, 2014 2

There has been significant buzz around microservices lately, enough to generate some hype. After implementing heavy and cumbersome SOA solutions for more than a decade, are microservices the solution the industry has been waiting for? Or, are microservices simpler than monolithic solutions?

Facebook Open-Sources PlanOut, a Framework for Online Field Experiments

by Sergio De Simone on  Apr 25, 2014 1

PlanOut is Facebook's language for online field experiments supporting "A/B tests," factorial designs, and more. According to Facebook, PlanOut makes possible to separate experimental design from application code and allows experimenters to concisely describe their designs. Facebook claims to be using PlanOut to run over a thousand experiments each day that involve hundreds of millions of people.

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