Update test

Author: kanoshiou

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/analysis/VerifierTests.java

@@ -1014,6 +1014,17 @@ public void testNotFoundFieldInNestedFunction() {
             line 1:23: Unknown column [avg]""", error("from test | stats c = avg by missing + 1, not_found"));
     }
 
+    public void testMultipleAggsOutsideStats() {
+        assertEquals(
+            """
+                1:71: aggregate function [avg(salary)] not allowed outside STATS command
+                line 1:96: aggregate function [median(emp_no)] not allowed outside STATS command
+                line 1:22: aggregate function [sum(salary)] not allowed outside STATS command
+                line 1:39: aggregate function [avg(languages)] not allowed outside STATS command""",
+            error("from test | eval s = sum(salary), l = avg(languages) | where salary > avg(salary) and emp_no > median(emp_no)")
+        );
+    }
+
     public void testSpatialSort() {
         String prefix = "ROW wkt = [\"POINT(42.9711 -14.7553)\", \"POINT(75.8093 22.7277)\"] | MV_EXPAND wkt ";
         assertEquals("1:130: cannot sort on geo_point", error(prefix + "| EVAL shape = TO_GEOPOINT(wkt) | limit 5 | sort shape"));