QA

Articles

Identical bugs under a magnifying glass When Testers Should Consider a Bug a Duplicate

When can a bug report be considered redundant because it is already reported in the bug management system? If you ask the developers, if two bugs are caused by the same mistake in the code, it’s enough to report one of them. But Michael Stahl has good arguments from a tester's perspective about why it's better to err on the side of over-reporting bugs.

Michael Stahl
Changeable code The Value of Test-Driven Development when Writing Changeable Code

Writing changeable code makes it easier and more cost-effective to add features to existing software. Writing changeable code doesn’t take longer, but it does require paying attention to certain things when building a system. It's important to have a good suite of unit tests that support refactoring code when needed, and test-driven development helps you create independently testable code.

David Bernstein
Testing code Hybrid Verification: Mixing Formal Methods and Testing

The ability to verify contracts either statically or dynamically, coupled with recent advances in proof technology, has opened up a new and promising approach to verification. Critical code can be proved with formal methods, and less critical code can be verified using traditional testing, with a clear separation at the interfaces between the two.

Ben Brosgol
"Hello" in different languages Linguistic Testing: Setting Up Your Software for Global Quality

Globalization is an important step in ensuring your product is ready for worldwide markets, and linguistic testing is a crucial piece of the puzzle. This article looks at what linguistic testing is, product examples, and how locale-specific cultures play an important part in enabling linguistic support. Here’s how to design the best strategy for implementing a linguistic test effort.

Mukesh Sharma

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