Test case

src/entity/relation.rs

@@ -25,7 +25,7 @@ where
     }
 
     fn find_related() -> Select<R> {
-        Select::<R>::new().join_rev(JoinType::InnerJoin, Self::to())
+        Select::<R>::new().join_join_rev(JoinType::InnerJoin, Self::to(), Self::via())
     }
 }
 

src/query/helper.rs

@@ -147,6 +147,15 @@ pub trait QueryHelper: Sized {
         self.join(join, rel)
     }
 
+    #[doc(hidden)]
+    fn join_join_rev(mut self, join: JoinType, rel: RelationDef, via: Option<RelationDef>) -> Self {
+        self = self.join_rev(join, rel);
+        if let Some(via) = via {
+            self = self.join_rev(join, via)
+        }
+        self
+    }
+
     /// Join via [`RelationDef`].
     fn join(mut self, join: JoinType, rel: RelationDef) -> Self {
         self.query()

src/query/join.rs

@@ -173,4 +173,20 @@ mod tests {
             .join(" ")
         );
     }
+
+    #[test]
+    fn join_7() {
+        use crate::{Related, Select};
+
+        let find_filling: Select<filling::Entity> = cake::Entity::find_related();
+        assert_eq!(
+            find_filling.build(MysqlQueryBuilder).to_string(),
+            [
+                "SELECT `filling`.`id`, `filling`.`name` FROM `filling`",
+                "INNER JOIN `cake_filling` ON `cake_filling`.`filling_id` = `filling`.`id`",
+                "INNER JOIN `cake` ON `cake`.`id` = `cake_filling`.`cake_id`",
+            ]
+            .join(" ")
+        );
+    }
 }