Some ruminations about the process of testing ERP software systems
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To help drive test quality improvements, Dynamics CRM, Dynamics AX, and Dynamics NAV are using a metric that indicates the percentage of all tests that are passing or which fail due to a product issue. This metric is called Automation Accuracy (although Dynamics NAV has used the term Test Reliability...
24 Aug 2010
Making Code Coverage Useful
[This is an updated version of a note that was first published to a Microsoft internal blog in November 2008] There are many opportunities to misuse code coverage (see Marick 1999 or Lamey 2010). Focusing solely on code coverage numbers can lead to some very bad behaviors, but it does not follow...
2 Mar 2010
Don’t Be Seduced By Numbers
[This note was first published to a Microsoft internal blog in October 2008] It is common to include code coverage goals as key criteria for deciding if is time to exit various milestones in the software development cycle. This suggests that code coverage numbers must be providing value; why else...
8 Feb 2010
Test Automation as a Product
Treating test automation as a product changes the way we design and implement test code and helps to ensure that the tests provide cost-effective feedback for their entire lifespan. The time a test spends being used for the verification of new functionality is relatively short, but the same tests must...
24 Jan 2010
Test Quality Metrics: Diagnosing the Problem
A key attribute of test quality is that the tests must be effective, that is, there must be a high probability that they will detect defects in the product. Conceptually this is simple, but it is more difficult to come up with simple metrics that can be used to determine how effective existing tests...
20 Nov 2009
Testing Efficiency and Effectiveness
Efficiency was a recurring sub-theme at the Ørdev software conference in Malmö, appearing explicitly in at least five of the presentation titles. However, most of the speakers were quick to point out that efficiency has little meaning without a focus on effectiveness. Scott Hanselman ( http://www.hanselman...
16 Nov 2009
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