[TIP] Coverage.py 3.2b1: Branch coverage]

[Victoria G. Laidler]

Ned Batchelder wrote:

> I'm pleased to announce coverage.py v3.2b1, now with branch coverage!
This looks great, Ned - thanks!

I notice from the announcement that:

> The only way currently to initiate branch coverage is with the 
> command-line interface. In particular, the nose coverage plugin has no 
> way to use it.

Do you plan to update the plugin at some point so that it can use the 
branch coverage?

thanks,
Vicki


>
> Details are on my blog announcement: 
> http://nedbatchelder.com/blog/200911/coverage_v32b1_branch_coverage.html
>
> I should mention that the idea for the fundamental technique here came 
> from Titus at Pycon. He called it time series analysis, but I'm not 
> that smart, so I just think of it as tracking what follows what. 
> Basically, instead of tracking a set of line numbers for each file, we 
> track a set of pairs of line numbers, so every transition from line to 
> line is tracked. Then static analysis of the byte code shows which 
> transitions are possible. The difference is the missing branches.
>
> Give it a spin, and let me know what you think.
>
> --Ned.
> http://nedbatchelder.com
>
>
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