ActionController::Metal can be a middleware

1 files changed, 45 insertions, 0 deletions

diff --git a/actionpack/test/new_base/metal_test.rb b/actionpack/test/new_base/metal_test.rb
new file mode 100644
index 0000000000..c7c45b5cc9
--- /dev/null
+++ b/actionpack/test/new_base/metal_test.rb
@@ -0,0 +1,45 @@
+require File.join(File.expand_path(File.dirname(__FILE__)), "test_helper")
+
+module MetalTest
+  class MetalMiddleware < ActionController::Metal
+    def index
+      if env["PATH_INFO"] =~ /authed/
+        self.response = app.call(env)
+      else
+        self.response_body = "Not authed!"
+        self.status = 401
+      end
+    end
+  end
+
+  class Endpoint
+    def call(env)
+      [200, {}, "Hello World"]
+    end
+  end
+
+  class TestMiddleware < ActiveSupport::TestCase
+    def setup
+      @app = Rack::Builder.new do
+        use MetalMiddleware.middleware(:index)
+        run Endpoint.new
+      end.to_app
+    end
+
+    test "it can call the next app by using @app" do
+      env = Rack::MockRequest.env_for("/authed")
+      response = @app.call(env)
+
+      assert_equal "Hello World", response[2]
+    end
+
+    test "it can return a response using the normal AC::Metal techniques" do
+      env = Rack::MockRequest.env_for("/")
+      response = @app.call(env)
+
+      assert_equal "Not authed!", response[2]
+      assert_equal 401, response[0]
+    end
+  end
+end
+