Do not run active_storage:install when bundle install is skipped

In order to execute the `rails` command, need to run bundle install in
advance.
Therefore, if skipped bundle install, `rails` command may fail and
should not do it.

railties/lib/rails/generators/app_base.rb

@@ -461,7 +461,11 @@ def generate_spring_binstubs
 
       def run_active_storage
         unless skip_active_storage?
-          rails_command "active_storage:install", capture: options[:quiet]
+          if bundle_install?
+            rails_command "active_storage:install", capture: options[:quiet]
+          else
+            log("Active Storage installation was skipped. Please run 'bin/rails active_storage:install' to install Active Storage files.")
+          end
         end
       end
 

railties/test/generators/app_generator_test.rb

@@ -68,7 +68,6 @@
   config/spring.rb
   config/storage.yml
   db
-  db/migrate
   db/seeds.rb
   lib
   lib/tasks
@@ -304,6 +303,21 @@ def test_active_storage_mini_magick_gem
     assert_file "Gemfile", /^# gem 'mini_magick'/
   end
 
+  def test_active_storage_install
+    command_check = -> command, _ do
+      @binstub_called ||= 0
+      case command
+      when "active_storage:install"
+        @binstub_called += 1
+        assert_equal 1, @binstub_called, "active_storage:install expected to be called once, but was called #{@install_called} times."
+      end
+    end
+
+    generator.stub :rails_command, command_check do
+      quietly { generator.invoke_all }
+    end
+  end
+
   def test_app_update_does_not_generate_active_storage_contents_when_skip_active_storage_is_given
     app_root = File.join(destination_root, "myapp")
     run_generator [app_root, "--skip-active-storage"]

railties/test/generators/shared_generator_tests.rb

@@ -222,7 +222,6 @@ def test_generator_for_active_storage
     end
 
     assert_file "#{application_path}/config/storage.yml"
-    assert_directory "#{application_path}/db/migrate"
     assert_directory "#{application_path}/storage"
     assert_directory "#{application_path}/tmp/storage"
 

railties/test/railties/engine_test.rb

@@ -90,6 +90,8 @@ def up
       boot_rails
 
       Dir.chdir(app_path) do
+        # Install Active Storage migration file first so as not to affect test.
+        `bundle exec rake active_storage:install`
         output = `bundle exec rake bukkits:install:migrations`
 
         ["CreateUsers", "AddLastNameToUsers", "CreateSessions"].each do |migration_name|
@@ -175,6 +177,8 @@ class CreateKeys < ActiveRecord::Migration::Current; end
       boot_rails
 
       Dir.chdir(app_path) do
+        # Install Active Storage migration file first so as not to affect test.
+        `bundle exec rake active_storage:install`
         output = `bundle exec rake railties:install:migrations`.split("\n")
 
         assert_match(/Copied migration \d+_create_users\.core_engine\.rb from core_engine/, output.first)