Enable the `api_only` option for API plugins' generators

This way, running a generator inside the plugin's directory, files that
are not relevant won't be generated (e.g. views or assets).

This won't interfere with the application's generators configuration.

1 files changed, 26 insertions, 0 deletions

diff --git a/railties/test/generators/plugin_generator_test.rb b/railties/test/generators/plugin_generator_test.rb
index 2a89e2160b..6f5a815173 100644
--- a/railties/test/generators/plugin_generator_test.rb
+++ b/railties/test/generators/plugin_generator_test.rb
@@ -572,6 +572,32 @@ class PluginGeneratorTest < Rails::Generators::TestCase
     end
   end
 
+
+  def test_api_generators_configuration_for_api_engines
+    run_generator [destination_root, '--full', '--api']
+
+    assert_file "lib/bukkits/engine.rb" do |content|
+      assert_match "config.generators.api_only = true", content
+    end
+  end
+
+  def test_scaffold_generator_for_mountable_api_plugins
+    run_generator [destination_root, '--mountable', '--api']
+
+    capture(:stdout) do
+      `#{destination_root}/bin/rails g scaffold article`
+    end
+
+    assert_file "app/models/bukkits/article.rb"
+    assert_file "app/controllers/bukkits/articles_controller.rb" do |content|
+      assert_match "only: [:show, :update, :destroy]", content
+    end
+
+    assert_no_directory "app/assets"
+    assert_no_directory "app/helpers"
+    assert_no_directory "app/views"
+  end
+
 protected
   def action(*args, &block)
     silence(:stdout){ generator.send(*args, &block) }