Added the possibility to filter a group function without giving a group

1 files changed, 13 insertions, 0 deletions

diff --git a/tests/expression_query.ml b/tests/expression_query.ml
index 367a1e2..a9840b7 100644
--- a/tests/expression_query.ml
+++ b/tests/expression_query.ml
@@ -154,6 +154,18 @@ let max =
 
   assert_equal expected content
 
+let max_no_partition =
+  "max" >:: fun _ ->
+  let expr = eval @@ Expr.(max (path ":C") [] [ path ":A"; path ":B" ]) in
+
+  let content = test_expr expr
+  and expected =
+    "LAST_VALUE(:C) OVER (ORDER BY :A, :B RANGE BETWEEN UNBOUNDED PRECEDING \
+     AND UNBOUNDED FOLLOWING)"
+  in
+
+  assert_equal expected content
+
 let in_int =
   "in_int" >:: fun _ ->
   let expr =
@@ -219,6 +231,7 @@ let test_suit =
     not_in_string;
     in_int;
     max;
+    max_no_partition;
     counter_no_order;
     counter_order;
     cmp;