From 89835d394e30f17a2a89c222c64ff74b64613da7 Mon Sep 17 00:00:00 2001
From: Andrew Kane <andrew@ankane.org>
Date: Fri, 4 Aug 2023 16:15:25 -0700
Subject: [PATCH] Test counts

---
 test/expected/hnsw_cosine.out | 12 ++++++++++++
 test/expected/hnsw_ip.out     |  6 ++++++
 test/sql/hnsw_cosine.sql      |  2 ++
 test/sql/hnsw_ip.sql          |  1 +
 4 files changed, 21 insertions(+)

diff --git a/test/expected/hnsw_cosine.out b/test/expected/hnsw_cosine.out
index a5242bd..df9eb81 100644
--- a/test/expected/hnsw_cosine.out
+++ b/test/expected/hnsw_cosine.out
@@ -11,4 +11,16 @@ SELECT * FROM t ORDER BY val <=> '[3,3,3]';
  [1,2,4]
 (3 rows)
 
+SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <=> '[0,0,0]') t2;
+ count 
+-------
+     3
+(1 row)
+
+SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <=> (SELECT NULL::vector)) t2;
+ count 
+-------
+     3
+(1 row)
+
 DROP TABLE t;
diff --git a/test/expected/hnsw_ip.out b/test/expected/hnsw_ip.out
index 74681ce..92a5072 100644
--- a/test/expected/hnsw_ip.out
+++ b/test/expected/hnsw_ip.out
@@ -12,4 +12,10 @@ SELECT * FROM t ORDER BY val <#> '[3,3,3]';
  [0,0,0]
 (4 rows)
 
+SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <#> (SELECT NULL::vector)) t2;
+ count 
+-------
+     4
+(1 row)
+
 DROP TABLE t;
diff --git a/test/sql/hnsw_cosine.sql b/test/sql/hnsw_cosine.sql
index 0dbb633..d23f4f3 100644
--- a/test/sql/hnsw_cosine.sql
+++ b/test/sql/hnsw_cosine.sql
@@ -7,5 +7,7 @@ CREATE INDEX ON t USING hnsw (val vector_cosine_ops);
 INSERT INTO t (val) VALUES ('[1,2,4]');
 
 SELECT * FROM t ORDER BY val <=> '[3,3,3]';
+SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <=> '[0,0,0]') t2;
+SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <=> (SELECT NULL::vector)) t2;
 
 DROP TABLE t;
diff --git a/test/sql/hnsw_ip.sql b/test/sql/hnsw_ip.sql
index 050468d..5a616a1 100644
--- a/test/sql/hnsw_ip.sql
+++ b/test/sql/hnsw_ip.sql
@@ -7,5 +7,6 @@ CREATE INDEX ON t USING hnsw (val vector_ip_ops);
 INSERT INTO t (val) VALUES ('[1,2,4]');
 
 SELECT * FROM t ORDER BY val <#> '[3,3,3]';
+SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <#> (SELECT NULL::vector)) t2;
 
 DROP TABLE t;