fix(get): propagate next page size param #9029

kong/api/endpoints.lua

@@ -304,22 +304,28 @@ end
 local function get_collection_endpoint(schema, foreign_schema, foreign_field_name, method)
   return not foreign_schema and function(self, db, helpers)
     local next_page_tags = ""
+    local next_page_size = ""
 
     local args = self.args.uri
     if args.tags then
       next_page_tags = "&tags=" .. escape_uri(type(args.tags) == "table" and args.tags[1] or args.tags)
     end
 
+    if args.size then
+      next_page_size = "&size=" .. args.size
+    end
+
     local data, _, err_t, offset = page_collection(self, db, schema, method)
     if err_t then
       return handle_error(err_t)
     end
 
-    local next_page = offset and fmt("/%s?offset=%s%s",
+    local next_page = offset and fmt("/%s?offset=%s%s%s",
                                      schema.admin_api_name or
                                      schema.name,
                                      escape_uri(offset),
-                                     next_page_tags) or null
+                                     next_page_tags,
+                                     next_page_size) or null
 
     return ok {
       data   = data,

spec/02-integration/04-admin_api/10-services_routes_spec.lua

@@ -191,6 +191,15 @@ for _, strategy in helpers.each_strategy() do
               pages[i] = json
             end
           end)
+
+          it("propagate in next a page size", function()
+            local res = client:get("/services",
+              { query  = { size = 3 }})
+            local body = assert.res_status(200, res)
+            local json = cjson.decode(body)
+
+            assert.equals("/services?offset=" .. ngx.escape_uri(json.offset) .. "&size=3", json.next)
+          end)
         end)
 
         describe("with no data", function()