[postgis-tickets] [PostGIS] #4703: sfcgal test failures on PostGIS 2.4

[PostGIS]

#4703: sfcgal test failures on PostGIS 2.4
---------------------+---------------------------
 Reporter:  robe     |      Owner:  robe
     Type:  defect   |     Status:  assigned
 Priority:  blocker  |  Milestone:  PostGIS 2.4.9
Component:  sfcgal   |    Version:  2.4.x
 Keywords:           |
---------------------+---------------------------
 I had fixed this for 2.3, 2.5, 3.1 but can't find associated ticket.
 So doing separate ticket for 2.4


 {{{
 13:14:09  regress_sfcgal .. failed (diff expected obtained:
 /home/jenkins/tmp/pgis_reg_2cec61e64a94dab4560149b68fc9948ad91d5ed5/test_123_diff)
 13:14:09
 -----------------------------------------------------------------------------
 13:14:09 --- regress_sfcgal_expected    2020-06-09 07:25:44.262309000
 -0500
 13:14:09 +++
 /home/jenkins/tmp/pgis_reg_2cec61e64a94dab4560149b68fc9948ad91d5ed5/test_123_out
 2020-06-09 07:31:51.543594000 -0500
 13:14:09 @@ -10,6 +10,6 @@
 13:14:09  ST_MinkowskiSum|MULTIPOLYGON(((0 0,1 0,5 0,5 1,4 1,0 1,0 0)))
 13:14:09  ST_StraightSkeleton|MULTILINESTRING((1 1,1.5 1.5),(2 1,1.5
 1.5),(2 2,1.5 1.5),(1 2,1.5 1.5))
 13:14:09  intersection_geos|POINT(0 0)
 13:14:09 -intersection_sfcgal|POINT(0 0)
 13:14:09 +intersection_sfcgal|POINT(-0 -0)
 13:14:09  ERROR:  Can't find foo geometry backend
 13:14:09  ERROR:  Can't find  geometry backend
 13:14:09
 -----------------------------------------------------------------------------

 13:14:11  sfcgal/regress_ogc .. failed (diff expected obtained:
 /home/jenkins/tmp/pgis_reg_2cec61e64a94dab4560149b68fc9948ad91d5ed5/test_129_diff)
 13:14:11
 -----------------------------------------------------------------------------
 13:14:11 --- sfcgal/regress_ogc_expected        2020-06-09
 07:25:44.266866000 -0500
 13:14:11 +++
 /home/jenkins/tmp/pgis_reg_2cec61e64a94dab4560149b68fc9948ad91d5ed5/test_129_out
 2020-06-09 07:31:53.610383000 -0500
 13:14:11 @@ -88,7 +88,7 @@
 13:14:11  NOTICE:  Self-intersection
 13:14:11  isvalid|f
 13:14:11  isvalid|t
 13:14:11 -intersection|POINT(0 0)
 13:14:11 +intersection|POINT(-0 -0)
 13:14:11  difference|MULTILINESTRING((0 -2,0 -10),(0 10,0 2))
 13:14:11  boundary|MULTILINESTRING((0 0,0 10,10 10,10 0,0 0),(2 2,2 4,4
 4,4 2,2 2))
 13:14:11  symdifference|GEOMETRYCOLLECTION(LINESTRING(2 2,4
 4),LINESTRING(10 10,20 20),POLYGON((0 0,0 10,10 10,10 0,0 0),(4 4,2 4,2
 2,4 2,4 4)))
 13:14:11
 -----------------------------------------------------------------------------
 }}}

 Both debbie and travis exhibiting this

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/4703>
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