[postgis-tickets] [PostGIS] #3838: topology.toTopoGeom fails with ERROR: XX000: SQL/MM Spatial exception - geometry crosses, when using tolerance 10 meter

[PostGIS]

#3838: topology.toTopoGeom fails with ERROR:  XX000: SQL/MM Spatial exception -
geometry crosses,  when using tolerance 10 meter
-------------------------+-------------------------------------------------
  Reporter:  laopsahl    |      Owner:  strk
      Type:  defect      |     Status:  new
  Priority:  medium      |  Milestone:  PostGIS 2.3.4
 Component:  topology    |    Version:  2.3.x
Resolution:              |   Keywords:  totopogeom, ERROR:  XX000: SQL/MM
                         |  Spatial exception - geometry crosses
-------------------------+-------------------------------------------------

Comment (by laopsahl):

 Test 2 fails with another message.

 XX000: Invalid edge (no two distinct vertices exist)
 CONTEXT:  PL/pgSQL function totopogeom(geometry,topogeometry,double
 precision) line 114 at FOR over SELECT rows
 PL/pgSQL function totopogeom(geometry,character varying,integer,double
 precision) line 89 at assignment
 LOCATION:  pg_error, lwgeom_pg.c:164

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3838#comment:2>
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