Add a spec to verify the correct behavior is used

lib/administrate/generator_helpers.rb

@@ -1,7 +1,13 @@
 module Administrate
   module GeneratorHelpers
     def call_generator(generator, *args)
-      Rails::Generators.invoke(generator, args, behavior: behavior)
+      Rails::Generators.invoke(generator, args, generator_options)
+    end
+
+    private
+
+    def generator_options
+      { behavior: behavior }
     end
   end
 end

lib/administrate/view_generator.rb

@@ -4,6 +4,7 @@
 module Administrate
   class ViewGenerator < Rails::Generators::Base
     include Administrate::GeneratorHelpers
+
     private
 
     def self.template_source_path

spec/generators/install_generator_spec.rb

@@ -90,7 +90,7 @@ class ApplicationController < Administrate::ApplicationController
 
       %w[customer order product line_item].each do |resource|
         expect(Rails::Generators).
-          to invoke_generator("administrate:dashboard", resource)
+          to invoke_generator("administrate:dashboard", [resource])
       end
     end
   end

spec/generators/views_generator_spec.rb

@@ -12,8 +12,18 @@
 
       %w[index show new edit].each do |generator|
         expect(Rails::Generators).
-          to invoke_generator("administrate:views:#{generator}", resource)
+          to invoke_generator("administrate:views:#{generator}", [resource])
       end
     end
+
+    it "revokes sub-generators if run through `rails destroy`" do
+      allow(Rails::Generators).to receive(:invoke)
+      resource = "users"
+
+      run_generator [resource], behavior: :revoke
+
+      expect(Rails::Generators).
+        to invoke_generator("administrate:views:index", [resource], behavior: :revoke)
+    end
   end
 end

spec/support/generator_spec_helpers.rb

@@ -15,8 +15,8 @@ def contents_for_application_template(view_name)
     )
   end
 
-  def invoke_generator(generator, *args)
-    have_received(:invoke).with(generator, args, behavior: :invoke)
+  def invoke_generator(generator, args = [], options = { behavior: :invoke })
+    have_received(:invoke).with(generator, args, options)
   end
 
   def each_file_in(path)