From 7a661f4dfa2fbf6c09b5e7f3c6440a7cb4b02c89 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Motiejus=20Jak=C5=A1tys?= <motiejus@jakstys.lt>
Date: Wed, 19 May 2021 22:57:46 +0300
Subject: [PATCH] fix simple geometries

---
 tests-integration.sql | 2 +-
 wm.sql                | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests-integration.sql b/tests-integration.sql
index 3d93e8b..cc431ee 100644
--- a/tests-integration.sql
+++ b/tests-integration.sql
@@ -2,4 +2,4 @@
 
 drop table if exists agg_rivers_wm;
 create table agg_rivers_wm (name text, way geometry);
-insert into agg_rivers_wm (name, way) select name, ST_SimplifyWM_DEBUG(way) from agg_rivers where name='Visinčia';
+insert into agg_rivers_wm (name, way) select name, ST_SimplifyWM_DEBUG(way) from agg_rivers;
diff --git a/wm.sql b/wm.sql
index 1541a13..83619e3 100644
--- a/wm.sql
+++ b/wm.sql
@@ -298,7 +298,7 @@ begin
   end loop;
 
   if l_type = 'ST_LineString' then
-    return bends[1];
+    return st_linemerge(st_union(bends));
   elseif l_type = 'ST_MultiLineString' then
     return st_union(bends);
   end if;
@@ -351,7 +351,7 @@ begin
   end loop;
 
   if l_type = 'ST_LineString' then
-    return bends[1];
+    return st_linemerge(st_union(bends));
   elseif l_type = 'ST_MultiLineString' then
     return st_union(bends);
   end if;