feat(metadata): Refactor MetadataTemplate model to include namespace …

…validation and associations

app/models/metadata_template.rb

@@ -6,17 +6,27 @@ class MetadataTemplate < ApplicationRecord
 
   has_logidze
   acts_as_paranoid
-  broadcasts_refreshes
 
   # Associations
-  belongs_to :namespace
   belongs_to :created_by, class_name: 'User'
 
   # Validations
   validates :name, presence: true, uniqueness: { scope: [:namespace_id] }
   validates :description, length: { maximum: 1000 }
-  # validates :namespace_type,
-  #           inclusion: {
-  #             in: [Group.sti_name, Namespaces::ProjectNamespace.sti_name]
-  #           }
+
+  belongs_to :namespace, autosave: true
+
+  belongs_to :group, optional: true, foreign_key: :namespace_id # rubocop:disable Rails/InverseOf
+  belongs_to :project_namespace, optional: true, foreign_key: :namespace_id, class_name: 'Namespaces::ProjectNamespace' # rubocop:disable Rails/InverseOf
+
+  validate :validate_namespace
+
+  private
+
+  def validate_namespace
+    # Only Groups and Projects should have metadata templates
+    return if %w[Group Project].include?(namespace.type)
+
+    errors.add(namespace.type, 'namespace cannot have metadata templates')
+  end
 end

test/models/metadata_template_test.rb

@@ -62,16 +62,17 @@ class MetadataTemplateTest < ActiveSupport::TestCase
   end
 
   # Activity Tracking Tests
-  # test 'tracks activity on create' do
-  #   template = MetadataTemplate.new(
-  #     name: 'Activity Test',
-  #     namespace: @namespace,
-  #     created_by: @user
-  #   )
-  #   assert_difference 'Activity.count' do
-  #     template.save
-  #   end
-  # end
+  test 'tracks activity on create' do
+    skip 'TrackActivity concern is not yet implemented'
+    template = MetadataTemplate.new(
+      name: 'Activity Test',
+      namespace: @namespace,
+      created_by: @user
+    )
+    assert_difference 'Activity.count' do
+      template.save
+    end
+  end
 
   test 'tracks history changes' do
     @valid_metadata_template.create_logidze_snapshot!