[Launchpad-dev] Bzr plugin for guessing relevant test modules: Fault line

[John Arbash Meinel]

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On 6/1/2011 9:47 PM, Aaron Bentley wrote:
> On 11-06-01 07:11 AM, John Arbash Meinel wrote:
>> You could consider doing stuff with 'coverage' to do the opposite
>> method. Which is to run each test and find what files it exercises. Then
>> link them up in reverse. However, that is probably a lot slower anyway.
> 
> It sounds like an interesting alternative approach.  I think both
> approaches are flawed, but better than nothing.  At the moment, doing it
> based on revisions doesn't require pre-calculation, and doesn't spend
> require a full test run, which is a significant advantage for the
> Launchpad codebase.
> 
> Aaron

Of course, you could have PQM manage a cache of that, which is committed
to the tree. So when PQM runs the test suite, it saves the coverage
somewhere in a format that is amenable to deltas. Then you get both :)

John
=:->
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