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Testing Java Code With Confidence

Posted by Doug Hiebert  on  Dec 11, 2012

Doug Hiebert discusses the principles and objectives behind automated testing, TDD, Unit and Integration Testing, using asserting and mocking to write tests, and static analysis.

The Generative Generation

Posted by Aaron Bedra  on  Sep 05, 2012

Aaron Bedra shows code samples for writing Clojure tests using the test.generative framework, explaining why this framework and testing are useful.

Going for Speed: Testing Against Performance Expectations

Posted by Jay Harris  on  Aug 24, 2012

Jay Harris offers tips on using unit testing to improve the performance of applications.

Test First Development v.Next with Pex and Moles

Posted by David Starr  on  Oct 24, 2011

David Starr demoes Pex –a parameterized white box unit test tool- and Moles –an isolation framework-, two .NET tools useful for test-first development.

Testability and the Entity Framework

Posted by Scott Allen  on  Aug 29, 2011

Scott Allen explains how to create unit tests for applications making use of the ADO.NET Entity Framework 4.1.

Testing for the Unexpected

Posted by Ulf Wiger  on  Jul 29, 2011

Ulf Wiger discusses the importance of automated testing along with some lessons learned at Ericsson, including using randomized and extensive testing, aiming to achieve system robustness.

Fighting Layout Bugs

Posted by Michael Tamm  on  Sep 28, 2010 2

Michael Tamm offers solutions for automatic testing of a web application’s presentation layer through HTML and CSS validation and by detecting layout bugs using JavaScript and image processing.

Cogs in the Machine: Testing Code Embedded in an Impenetrable Framework

Posted by Roy Osherove  on  Sep 07, 2010 2

Roy Osherove discusses the difficulties met when trying to test code embedded in a framework (cog), presenting several possible solutions to create unit tests for cogs. He also presents Excavation, a technique used to create a domain specific test framework and some patterns used for cog isolation. The discussion centers around Silverlight code examples.

The Joy of Testing

Posted by John Hughes  on  Aug 24, 2010

John Hughes shows how to explore the possible bugs of a code by creating a series of tests in Erlang and using multiple test frameworks, discovering the faults through successive tests and evaluating the frameworks while doing it.

Infrastructure as Code

Posted by Theo Schlossnagle, Luke Kanies, Adam Jacob, Erik Troan  on  Aug 02, 2010

Automation is essential to DevOps. The infrastructure as code concept drives many of today’s cutting edge automaton techniques. What is it all about? Where are its limitations?

Gallio, a .NET Testing Automation Platform

Posted by Jeff Brown  on  Apr 28, 2009

In this presentation recorded at QCon SF 2008, Jeff Brown presents Gallio, a test automation platform, and MbUnit, a test automation framework for .NET. He shows how a test framework works on Gallio and talks about the difficulties faced when building such a platform.

Presentation: The Ethics of Error Prevention

Posted by Michael Feathers  on  Mar 15, 2009 2

We're charged with the task of writing software that is reliable, sturdy, and trustworthy. We could all write tests and extensive preconditions for our code, and choose languages which make errors less likely, but across the industry we don't do any of these things uniformly. Michael Feathers looks at error-prevention in the short history of our discipline and considers our possible futures.

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