1 files changed, 48 insertions, 0 deletions
diff --git a/railties/test/application/rake/framework_test.rb b/railties/test/application/rake/framework_test.rb
new file mode 100644
index 0000000000..644b1924b5
--- /dev/null
+++ b/railties/test/application/rake/framework_test.rb
@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+require "isolation/abstract_unit"
+
+module ApplicationTests
+  module RakeTests
+    class FrameworkTest < ActiveSupport::TestCase
+      include ActiveSupport::Testing::Isolation
+
+      def setup
+        build_app
+        FileUtils.rm_rf("#{app_path}/config/environments")
+      end
+
+      def teardown
+        teardown_app
+      end
+
+      def load_tasks
+        require "rake"
+        require "rdoc/task"
+        require "rake/testtask"
+
+        Rails.application.load_tasks
+      end
+
+      test "requiring the rake task should not define method .app_generator on Object" do
+        require "#{app_path}/config/environment"
+
+        load_tasks
+
+        assert_raise NameError do
+          Object.method(:app_generator)
+        end
+      end
+
+      test "requiring the rake task should not define method .invoke_from_app_generator on Object" do
+        require "#{app_path}/config/environment"
+
+        load_tasks
+
+        assert_raise NameError do
+          Object.method(:invoke_from_app_generator)
+        end
+      end
+    end
+  end
+end