diff --git a/queries_test.go b/queries_test.go
index 679ae184..cf96ef25 100644
--- a/queries_test.go
+++ b/queries_test.go
@@ -135,6 +135,7 @@ func TestSelect(t *testing.T) {
 			{"cast(cast('abc' as varchar(3)) as sql_variant)", "abc"},
 			{"cast(cast('abc' as char(3)) as sql_variant)", "abc"},
 			{"cast(N'abc' as sql_variant)", "abc"},
+			{"cast('/' as hierarchyid)", []byte{}},
 		}
 
 		for _, test := range values {
@@ -1682,6 +1683,9 @@ func TestColumnTypeIntrospection(t *testing.T) {
 		{"cast('abc' as char(3))", "CHAR", reflect.TypeOf(""), true, 3, false, 0, 0},
 		{"cast(N'abc' as nchar(3))", "NCHAR", reflect.TypeOf(""), true, 3, false, 0, 0},
 		{"cast(1 as sql_variant)", "SQL_VARIANT", reflect.TypeOf(nil), false, 0, false, 0, 0},
+		{"geometry::STGeomFromText('LINESTRING (100 100, 20 180, 180 180)', 0)", "geometry", reflect.TypeOf([]byte{}), true, 2147483647, false, 0, 0},
+		{"geography::STGeomFromText('LINESTRING(-122.360 47.656, -122.343 47.656 )', 4326)", "geograhy", reflect.TypeOf([]byte{}), true, 2147483647, false, 0, 0},
+		{"cast('/1/2/3/' as hierarchyid)", "hierarchyid", reflect.TypeOf([]byte{}), true, 892, false, 0, 0},
 	}
 	conn, logger := open(t)
 	defer conn.Close()