add: groupedLimit.through.where

changelog.md

@@ -2,6 +2,8 @@
 - [FIXED] Issues with `createFunction` and `dropFunction` (PostgresSQL)
 - [FIXED] Issue with belongsTo association and foreign keys [#6400](https://github.com/sequelize/sequelize/issues/6400)
 - [FIXED] Issue with query generation in MSSQL, an identifier was not escaped [#6686] (https://github.com/sequelize/sequelize/pull/6686)
+- [FIXED] GroupedLimit when foreignKey has a field alias
+- [FIXED] groupedLimit.through.where support
 
 # 4.0.0-2
 - [ADDED] include now supports string as an argument (on top of model/association), string will expand into an association matched literally from Model.associations

lib/dialects/abstract/query-generator.js

@@ -852,9 +852,9 @@ const QueryGenerator = {
               association: options.groupedLimit.on.manyFromSource,
               duplicating: false, // The UNION'ed query may contain duplicates, but each sub-query cannot
               required: true,
-              where: {
+              where: Object.assign({
                 '$$PLACEHOLDER$$': true
-              }
+              }, options.groupedLimit.through && options.groupedLimit.through.where)
             }],
             model
           });

test/unit/sql/select.test.js

@@ -133,6 +133,38 @@ suite(Support.getTestDialectTeaser('SQL'), function() {
           ['id_user', 'id']
         ],
         order: [
+          ['last_name', 'ASC']
+        ],
+        groupedLimit: {
+          limit: 3,
+          through: {
+            where: {
+              status: 1
+            }
+          },
+          on: User.Projects,
+          values: [
+            1,
+            5
+          ]
+        }
+      }, {
+        default: 'SELECT [user].* FROM ('+
+        [
+          '(SELECT [user].[id_user] AS [id], [user].[last_name] AS [subquery_order_0], [project_users].[user_id] AS [project_users.userId], [project_users].[project_id] AS [project_users.projectId] FROM [users] AS [user] INNER JOIN [project_users] AS [project_users] ON [user].[id_user] = [project_users].[user_id] AND [project_users].[project_id] = 1 AND [project_users].[status] = 1 ORDER BY [subquery_order_0] ASC'+ (current.dialect.name === 'mssql' ? ', [id_user]' : '') + sql.addLimitAndOffset({ limit: 3, order: ['last_name', 'ASC'] })+')',
+          '(SELECT [user].[id_user] AS [id], [user].[last_name] AS [subquery_order_0], [project_users].[user_id] AS [project_users.userId], [project_users].[project_id] AS [project_users.projectId] FROM [users] AS [user] INNER JOIN [project_users] AS [project_users] ON [user].[id_user] = [project_users].[user_id] AND [project_users].[project_id] = 5 AND [project_users].[status] = 1 ORDER BY [subquery_order_0] ASC'+ (current.dialect.name === 'mssql' ? ', [id_user]' : '') +sql.addLimitAndOffset({ limit: 3, order: ['last_name', 'ASC'] })+')'
+        ].join(current.dialect.supports['UNION ALL'] ?' UNION ALL ' : ' UNION ')
+        +') AS [user] ORDER BY [subquery_order_0] ASC;'
+      });
+
+
+      testsql({
+        table: User.getTableName(),
+        model: User,
+        attributes: [
+          ['id_user', 'id']
+        ],
+        order: [
           ['id_user', 'ASC']
         ],
         where: {