[postgis-devel] Topology Regression Failure

[Sandro Santilli]

On Tue, Feb 07, 2012 at 04:32:40PM -0800, Paul Ramsey wrote:
> Sandro,
> Something in my cleanup to lwgeom_release
> (http://trac.osgeo.org/postgis/changeset/9072/trunk) is causing
> problems in topology...
> 
> 
> --- regress/st_createtopogeo_expected   2011-11-13 13:55:16.000000000 -0800
> +++ /var/folders/vQ/vQpcmrOZEXuINbyg+7Jj4k+++TI/-Tmp-//test_17_out
>  2012-02-07 16:29:46.000000000 -0800
> @@ -5,16 +5,16 @@
>  ERROR:  Geometry SRID (0) does not match topology SRID (4326)
>  T1|POINT(0 0)
>  T1|1 nodes|0 edges|0 faces
> -T2|SRID=4326;LINESTRING(0 0,8 -40)
> -T2|2 nodes|1 edges|0 faces
> +ERROR:  Invalid edge (no two distinct vertices exist)
> +T2|0 nodes|0 edges|0 faces
>  T3|SRID=4326;POLYGON((0 0,8 -40,70 34,0 0))
>  T3|1 nodes|1 edges|1 faces
> 
> The problem seems to be in the topology creation, but it doesn't show
> up directly and I don't know how to trace through and find out what
> *particular* function has changed its behavior. If you can tell me
> what function has changed, I can fix it, but at the moment I'm SOL.

Did you check cunit test under valgrind ?

--strk;