Count with Network Manager in decoding object from belongsto filter i…

…n MiqFillter

methods handling with this special case behaviour has added also

app/models/manageiq/providers/network_manager.rb

@@ -93,6 +93,11 @@ def self.supported_types_and_descriptions_hash
     def name
       "#{parent_manager.try(:name)} #{PROVIDER_NAME}"
     end
+
+    def self.find_object_for_belongs_to_filter(name)
+      name.gsub!(" #{self::PROVIDER_NAME}", "")
+      includes(:parent_manager).find_by(:parent_managers_ext_management_systems => {:name => name})
+    end
   end
 
   def self.display_name(number = 1)

app/models/miq_filter.rb

@@ -1,11 +1,38 @@
 module MiqFilter
+  ALLOWED_DESCENDANT_CLASSES_FROM_MODEL = %w(ExtManagementSystem).freeze
+
   def self.belongsto2object(tag)
     belongsto2object_list(tag).last
   end
 
+  def self.find_descendant_class_by(klass, name)
+    if ALLOWED_DESCENDANT_CLASSES_FROM_MODEL.include?(klass.to_s) && name.end_with?(ManageIQ::Providers::NetworkManager::PROVIDER_NAME)
+      return ManageIQ::Providers::NetworkManager
+    else
+      _log.warn("Unable to find descendant class for belongsto filter: #{klass}/#{name}")
+    end
+
+    nil
+  end
+
+  def self.find_object_by_special_class(klass, name)
+    if (descendant_class = find_descendant_class_by(klass, name)) && descendant_class.respond_to?(:find_object_for_belongs_to_filter)
+      return descendant_class.find_object_for_belongs_to_filter(name)
+    else
+      _log.warn("#{klass} is not supported for loading objects of descendants classes.(belongsto filter: #{klass}/#{name}, descendant class: #{descendant_class}")
+    end
+
+    nil
+  end
+
   def self.find_object_by_name(klass, name)
     klass = klass.constantize
-    klass.find_by(:name => name)
+    object = klass.find_by(:name => name)
+    if object.nil?
+      find_object_by_special_class(klass, name)
+    else
+      object
+    end
   end
 
   def self.belongsto2object_list(tag)

spec/models/miq_filter_spec.rb

@@ -48,5 +48,15 @@ def belongsto2object_list(*args)
       host_object_path = [ems, datacenter, mtc, host_folder, host_1]
       expect(belongsto2object_list(mtc_folder_path_with_host_1)).to match_array(host_object_path)
     end
+
+    context "with network manager" do
+      let(:ems_openstack) { FactoryBot.create(:ems_openstack) }
+      let(:network_manager_folder_path) { "/belongsto/ExtManagementSystem|#{ems_openstack.name} Network Manager" }
+
+      it "converts path with network manager" do
+        ems_openstack.update_attributes(:name => "XXX")
+        expect(belongsto2object_list(network_manager_folder_path)).to match_array([ems_openstack.network_manager])
+      end
+    end
   end
 end