test: spread embed includes junction cols

CHANGELOG.md

@@ -9,8 +9,9 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
  - #1414, Add related orders - @steve-chavez
    + On a many-to-one or one-to-one relationship, you can order a parent by a child column `/projects?select=*,clients(*)&order=clients(name).desc.nullsfirst`
- - #1233, #1907, Allow spreading embedded resources - @steve-chavez
+ - #1233, #1907, #2566, Allow spreading embedded resources - @steve-chavez
    + On a many-to-one or one-to-one relationship, you can unnest a json object with `/projects?select=*,..clients(client_name:name)`
+   + Allows including the join table columns when resource embedding
    + Allows disambiguating a recursive m2m embed
    + Allows disambiguating an embed that has a many-to-many relationship using two foreign keys on a junction
 

test/spec/Feature/Query/SpreadQueriesSpec.hs

@@ -84,3 +84,31 @@ spec =
         { matchStatus  = 400
         , matchHeaders = [matchContentTypeJson]
         }
+
+    it "can include or exclude attributes of the junction on a m2m" $ do
+      get "/users?select=*,tasks:users_tasks(*,..tasks(*))&limit=1" `shouldRespondWith`
+        [json|[{
+          "id":1,"name":"Angela Martin",
+          "tasks": [
+            {"user_id":1,"task_id":1,"id":1,"name":"Design w7","project_id":1},
+            {"user_id":1,"task_id":2,"id":2,"name":"Code w7","project_id":1},
+            {"user_id":1,"task_id":3,"id":3,"name":"Design w10","project_id":2},
+            {"user_id":1,"task_id":4,"id":4,"name":"Code w10","project_id":2}
+          ]
+        }]|]
+        { matchStatus  = 200
+        , matchHeaders = [matchContentTypeJson]
+        }
+      get "/users?select=*,tasks:users_tasks(..tasks(*))&limit=1" `shouldRespondWith`
+        [json|[{
+          "id":1,"name":"Angela Martin",
+          "tasks":[
+            {"id":1,"name":"Design w7","project_id":1},
+            {"id":2,"name":"Code w7","project_id":1},
+            {"id":3,"name":"Design w10","project_id":2},
+            {"id":4,"name":"Code w10","project_id":2}
+          ]
+        }]|]
+        { matchStatus  = 200
+        , matchHeaders = [matchContentTypeJson]
+        }