From 628fd2b839db36fde9ebc1cf93231194343dcfa2 Mon Sep 17 00:00:00 2001
From: Andy Eschbacher <andy.eschbacher@gmail.com>
Date: Wed, 10 Jan 2018 16:45:36 -0500
Subject: [PATCH] adds test on multipolygon

---
 src/pg/test/expected/13_pia_test.out |  5 +++++
 src/pg/test/sql/13_pia_test.sql      | 11 +++++++++++
 2 files changed, 16 insertions(+)

diff --git a/src/pg/test/expected/13_pia_test.out b/src/pg/test/expected/13_pia_test.out
index bdd9c73..2ccd544 100644
--- a/src/pg/test/expected/13_pia_test.out
+++ b/src/pg/test/expected/13_pia_test.out
@@ -10,3 +10,8 @@ SET client_min_messages TO WARNING;
  POINT(0 0)
 (1 row)
 
+ st_astext  
+------------
+ POINT(0 0)
+(1 row)
+
diff --git a/src/pg/test/sql/13_pia_test.sql b/src/pg/test/sql/13_pia_test.sql
index 7516af3..a1c11b9 100644
--- a/src/pg/test/sql/13_pia_test.sql
+++ b/src/pg/test/sql/13_pia_test.sql
@@ -11,5 +11,16 @@ SELECT st_astext(cdb_crankshaft.CDB_PIA(g)) from a;
 WITH square AS (
   SELECT 'SRID=4326;POLYGON((-1 1, 1 1, 1 -1, -1 -1, -1 1))'::geometry as g
 )
+SELECT ST_AsText(cdb_crankshaft.CDB_PIA(g))
+  FROM square;
+
+-- MultiPolygon test
+-- square centered on 0,0 with sides of length 2
+-- expectation: point(0, 0)
+WITH square AS (
+  SELECT
+    ST_Multi('SRID=4326;POLYGON((-1 1, 1 1, 1 -1, -1 -1, -1 1))'::geometry) as g
+)
 SELECT ST_AsText(cdb_crankshaft.CDB_PIA(g))
   FROM square
+