correctly check `ApplicationRecord` is exist in moutable engine

Follow up to 1813b29fc7632959800252f36e4b2e6ed4ac7266

1 files changed, 14 insertions, 0 deletions

diff --git a/railties/test/generators/plugin_generator_test.rb b/railties/test/generators/plugin_generator_test.rb
index d7d27e6b2e..cf3ed8405d 100644
--- a/railties/test/generators/plugin_generator_test.rb
+++ b/railties/test/generators/plugin_generator_test.rb
@@ -642,6 +642,20 @@ class PluginGeneratorTest < Rails::Generators::TestCase
     assert_file "app/models/bukkits/article.rb", /class Article < ApplicationRecord/
   end
 
+  def test_generate_application_record_when_does_not_exist_in_mountable_engine
+    run_generator [destination_root, '--mountable']
+    FileUtils.rm "#{destination_root}/app/models/bukkits/application_record.rb"
+    capture(:stdout) do
+      `#{destination_root}/bin/rails g model article`
+    end
+
+    assert_file "#{destination_root}/app/models/bukkits/application_record.rb" do |record|
+      assert_match(/module Bukkits/, record)
+      assert_match(/class ApplicationRecord < ActiveRecord::Base/, record)
+      assert_match(/self.abstract_class = true/, record)
+    end
+  end
+
   def test_after_bundle_callback
     path = 'http://example.org/rails_template'
     template = %{ after_bundle { run 'echo ran after_bundle' } }