Saving the Universe from Boskone and Bugs
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Here is an interesting summary of the problem encountered by the Spirit probe on Mars. Important test lessons: “ test real-world conditions ” “ run long-haul stress tests ” “SYSTEM BEHAVIOR: Spirit began acting up last week, Read More...
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I published this info when I started my GotDotNet blog ; with the move, now is a good time to re-present the info: Bruce Williams I am a test developer for Indigo – current and future Web Services technology at Microsoft. e-mail : bwill@microsoft.com Read More...
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I read a post recently from a person who was disappointed that they hadn’t heard of the AppVerifier tool that Microsoft ships. So let’s fix that – if you do commercial software development on Windows, you owe it to your customers to Read More...
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Eric Lippert has a great post describing some of his adventures with security issues in VBScript. I particularly liked this segment: “Of course, it could be worse. There was a bug in early versions of the CLR (which I believe was fixed before Read More...
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In a response to my recent post on fault injection , Mark asks if I know of any publicly-available fault-injection frameworks. Yes! In fact, much of the fault-injection work done at Microsoft is built on top of work done by Microsoft Research, Read More...
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We have occasional debates here at Microsoft on the value of ‘white-box’ testing. (For the sake of this discussion, ‘white-box’ testing means testing that takes advantage of internal product knowledge, while ‘black-box’ testing relies solely on Read More...
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I’d like to talk about one of the first lessons I learned as a tester at Microsoft: Anticipate failure investigations, and log everything. Let me tell you a fairly rambling tale of my early days at Microsoft: We’d just shipped Windows NT 4.0 (and IIS Read More...
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Again, while reading this same Scoble post , it got me thinking about my role at Microsoft. When I tell people what I do at Microsoft, I say "I do software testing. If you find a bug in a Microsoft product, it is my fault." Of course, that Read More...
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Prologue One of my teammates recently set up a Wiki site for my team, and I must admit that I have become quite addicted to it. One of the pages I’ve created has been a list of common test areas, a checklist of things most of our tests will Read More...
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After the Indigo team's last milestone (M4), most of our feature test teams did an analysis of the bugs in their feature area, and extracted some useful 'lessons learned' to help us improve our testing in future milestones. Here are some of Read More...
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I noticed at this link that folks are starting to hear (and speculate) about Indigo. That’s cool to see, because that’s my team! I know, I shouldn’t tease, because I’m not allowed to talk about it yet – but still, it is just cool to start Read More...
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John Tobler talks a bit about Abstract State Machine Language (ASML) on his blog. This is actually a really cool technology – one my test team has been looking at for a little while now, and one that I personally have been struggling to wrap Read More...
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I was thinking about the role of test this morning. We measure the quality of the product - but in some sense we have to take an educated guess what "quality" means. In the end, the customer determines if it is a quality product, and Read More...
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I heard a comment today that really struck home with me: "If you aren't willing to act on a metric, you might as well not measure it." This makes sense to me, and also strikes a nerve. I know I've seen any number of metrics over the years Read More...
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