1 files changed, 57 insertions, 0 deletions
diff --git a/src/test/regress/sql/circle.sql b/src/test/regress/sql/circle.sql
new file mode 100644
index 0000000..8c8a0f8
--- /dev/null
+++ b/src/test/regress/sql/circle.sql
@@ -0,0 +1,57 @@
+--
+-- CIRCLE
+--
+
+-- Back off displayed precision a little bit to reduce platform-to-platform
+-- variation in results.
+SET extra_float_digits = -1;
+
+CREATE TABLE CIRCLE_TBL (f1 circle);
+
+INSERT INTO CIRCLE_TBL VALUES ('<(5,1),3>');
+
+INSERT INTO CIRCLE_TBL VALUES ('((1,2),100)');
+
+INSERT INTO CIRCLE_TBL VALUES (' 1 , 3 , 5 ');
+
+INSERT INTO CIRCLE_TBL VALUES (' ( ( 1 , 2 ) , 3 ) ');
+
+INSERT INTO CIRCLE_TBL VALUES (' ( 100 , 200 ) , 10 ');
+
+INSERT INTO CIRCLE_TBL VALUES (' < ( 100 , 1 ) , 115 > ');
+
+INSERT INTO CIRCLE_TBL VALUES ('<(3,5),0>');	-- Zero radius
+
+INSERT INTO CIRCLE_TBL VALUES ('<(3,5),NaN>');	-- NaN radius
+
+-- bad values
+
+INSERT INTO CIRCLE_TBL VALUES ('<(-100,0),-100>');
+
+INSERT INTO CIRCLE_TBL VALUES ('<(100,200),10');
+
+INSERT INTO CIRCLE_TBL VALUES ('<(100,200),10> x');
+
+INSERT INTO CIRCLE_TBL VALUES ('1abc,3,5');
+
+INSERT INTO CIRCLE_TBL VALUES ('(3,(1,2),3)');
+
+SELECT * FROM CIRCLE_TBL;
+
+SELECT center(f1) AS center
+  FROM CIRCLE_TBL;
+
+SELECT radius(f1) AS radius
+  FROM CIRCLE_TBL;
+
+SELECT diameter(f1) AS diameter
+  FROM CIRCLE_TBL;
+
+SELECT f1 FROM CIRCLE_TBL WHERE radius(f1) < 5;
+
+SELECT f1 FROM CIRCLE_TBL WHERE diameter(f1) >= 10;
+
+SELECT c1.f1 AS one, c2.f1 AS two, (c1.f1 <-> c2.f1) AS distance
+  FROM CIRCLE_TBL c1, CIRCLE_TBL c2
+  WHERE (c1.f1 < c2.f1) AND ((c1.f1 <-> c2.f1) > 0)
+  ORDER BY distance, area(c1.f1), area(c2.f1);