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.

Key Takeaways from DevOps Days Ljubljana 2015

by Manuel Pais on  Apr 05, 2015

DevOps Days Ljubljana 2015 took place on the 3rd and 4th April and talks covered the full CAMS spectrum: Culture, Automation, Measurement and Sharing.

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.

Why BDD Can Save Agile

by Rui Miguel Ferreira on  Mar 10, 2015 3

Matt Wynne, founder at Cucumber Ltd spoke at QCon London 2015 on how BDD can leverage the benefits of Agile on teams struggling with common patterns like lack of predictability, communication and quality.

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.

The State of Testing in 2015

by Ben Linders on  Jan 23, 2015

The state of testing survey 2015 aims to provide insight in the adoption of test techniques and practices, test automation, and the challenges that testers are facing. Ongoing developments have impact on testing, such as the Internet of Things (IoT) and the adoption of agile where developers and testers collaborate in teams and competencies become more important than roles and titles.

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.

Google Announces Cloud Container Engine Using Kubernetes

by Abel Avram on  Nov 05, 2014

Google made a number of cloud-related announcements during their Google Cloud Platform Live Event that is taking place in San Francisco these days. The most important is the availability of Google Container Engine (GKE), currently in public alpha. Others are: Managed VMs, more connectivity options, Cloud Debugger, Autoscaler, and price reductions.

How Netflix Handled the Reboot of 218 Cassandra Nodes

by Abel Avram on  Oct 28, 2014

Amazon performed a major maintenance update at the end of September in order to patch a security vulnerability in a Xen hypervisor affecting about 10% of their global fleet of cloud servers. This update involved the rebooting of those servers, with consequences for AWS users and the services they provide, including one of their largest clients, Netflix.

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