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-rw-r--r--mysql-test/t/gis-rtree.test10
1 files changed, 10 insertions, 0 deletions
diff --git a/mysql-test/t/gis-rtree.test b/mysql-test/t/gis-rtree.test
index 091811b05b3..e34dd14dbfc 100644
--- a/mysql-test/t/gis-rtree.test
+++ b/mysql-test/t/gis-rtree.test
@@ -231,6 +231,16 @@ INSERT INTO t1 (c1) VALUES (
CHECK TABLE t1 EXTENDED;
DROP TABLE t1;
+#
+# Bug #21888: Query on GEOMETRY field using PointFromWKB() results in lost connection
+#
+CREATE TABLE t1 (foo GEOMETRY NOT NULL, SPATIAL INDEX(foo) );
+INSERT INTO t1 (foo) VALUES (PointFromWKB(POINT(1,1)));
+INSERT INTO t1 (foo) VALUES (PointFromWKB(POINT(1,0)));
+INSERT INTO t1 (foo) VALUES (PointFromWKB(POINT(0,1)));
+INSERT INTO t1 (foo) VALUES (PointFromWKB(POINT(0,0)));
+SELECT 1 FROM t1 WHERE foo != PointFromWKB(POINT(0,0));
+DROP TABLE t1;
# End of 4.1 tests
#