Basic rendering test

actionpack/test/controller/basic_rendering_test.rb

@@ -0,0 +1,19 @@
+require 'abstract_unit'
+
+class BasicRenderingController < ActionController::Base
+  def render_hello_world
+    render text: "Hello World!"
+  end
+end
+
+class BasicRenderingTest < ActionController::TestCase
+  tests BasicRenderingController
+
+  def test_render_hello_world
+    get :render_hello_world
+
+    assert_equal "Hello World!", @response.body
+    assert_equal "text/plain", @response.content_type
+  end
+end
+