1 files changed, 28 insertions, 0 deletions
diff --git a/railties/lib/rails/generators/test_unit/generator/generator_generator.rb b/railties/lib/rails/generators/test_unit/generator/generator_generator.rb
new file mode 100644
index 0000000000..19be4f2f51
--- /dev/null
+++ b/railties/lib/rails/generators/test_unit/generator/generator_generator.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+require "rails/generators/test_unit"
+
+module TestUnit # :nodoc:
+  module Generators # :nodoc:
+    class GeneratorGenerator < Base # :nodoc:
+      check_class_collision suffix: "GeneratorTest"
+
+      class_option :namespace, type: :boolean, default: true,
+                               desc: "Namespace generator under lib/generators/name"
+
+      def create_generator_files
+        template "generator_test.rb", File.join("test/lib/generators", class_path, "#{file_name}_generator_test.rb")
+      end
+
+    private
+
+      def generator_path
+        if options[:namespace]
+          File.join("generators", regular_class_path, file_name, "#{file_name}_generator")
+        else
+          File.join("generators", regular_class_path, "#{file_name}_generator")
+        end
+      end
+    end
+  end
+end