[postgis-tickets] [PostGIS] #4807: topology/totopogeom.sql failing (GEOS 3.9)

[PostGIS]

#4807: topology/totopogeom.sql failing (GEOS 3.9)
---------------------+---------------------------
 Reporter:  pramsey  |      Owner:  strk
     Type:  defect   |     Status:  assigned
 Priority:  high     |  Milestone:  PostGIS 3.1.0
Component:  postgis  |    Version:  master
 Keywords:           |
---------------------+---------------------------
 {{{
 --- ./topology/test/regress/totopogeom_expected 2020-11-26
 16:01:06.000000000 -0800
 +++ /tmp/pgis_reg/test_189_out  2020-12-03 10:05:10.000000000 -0800
 @@ -24,7 +24,7 @@
  MULTIPOINT(0 -10,5 -10)|t
  MULTILINESTRING((-1 10,-10 10),(-10 8,-2 9))|t
  MULTIPOLYGON(((100 20,110 20,105 30,100 20),(102 22,108 22,105 28,102
 22)),((80 20,90 20,90 60,80 20)))|t
 -GEOMETRYCOLLECTION(POINT(-100 -100),LINESTRING(-100 -90,-90
 -90),POLYGON((-100 -80,-90 -80,-95 -70,-100 -80),(-98 -78,-92 -78,-95
 -72,-98 -78)),MULTIPOINT(-100 -110,-95 -110),LINESTRING
 EMPTY,MULTILINESTRING((-101 -90,-110 -90),(-110 -92,-102
 -91)),MULTIPOLYGON(((0 -80,10 -80,5 -70,0 -80),(2 -78,8 -78,5 -72,2
 -78)),((-20 -80,-10 -80,-10 -40,-20
 -80))))|GEOMETRYCOLLECTION(MULTIPOLYGON(((-100 -80,-95 -70,-90 -80,-100
 -80),(-98 -78,-92 -78,-95 -72,-98 -78)),((0 -80,5 -70,10 -80,0 -80),(2
 -78,8 -78,5 -72,2 -78)),((-20 -80,-10 -40,-10 -80,-20
 -80))),MULTILINESTRING((-110 -92,-102 -91),(-101 -90,-110 -90),(-100
 -90,-90 -90)),MULTIPOINT(-100 -110,-100 -100,-95 -110))
 +GEOMETRYCOLLECTION(POINT(-100 -100),LINESTRING(-100 -90,-90
 -90),POLYGON((-100 -80,-90 -80,-95 -70,-100 -80),(-98 -78,-92 -78,-95
 -72,-98 -78)),MULTIPOINT(-100 -110,-95 -110),LINESTRING
 EMPTY,MULTILINESTRING((-101 -90,-110 -90),(-110 -92,-102
 -91)),MULTIPOLYGON(((0 -80,10 -80,5 -70,0 -80),(2 -78,8 -78,5 -72,2
 -78)),((-20 -80,-10 -80,-10 -40,-20
 -80))))|GEOMETRYCOLLECTION(MULTIPOLYGON(((-95 -70,-90 -80,-100 -80,-95
 -70),(-92 -78,-95 -72,-98 -78,-92 -78)),((-10 -80,-20 -80,-10 -40,-10
 -80)),((10 -80,0 -80,5 -70,10 -80),(5 -72,2 -78,8 -78,5
 -72))),MULTILINESTRING((-110 -92,-102 -91),(-101 -90,-110 -90),(-100
 -90,-90 -90)),MULTIPOINT(-100 -110,-100 -100,-95 -110))
  MULTIPOINT EMPTY
  MULTIPOINT EMPTY
  MULTILINESTRING EMPTY
 }}}
 GEOS 3.9, MacOS. I've tried some different kinds of normalizing but I just
 don't understand what's happening under the hood enough to fix this.

-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/4807>
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