1 files changed, 25 insertions, 9 deletions
diff --git a/actionpack/test/controller/required_params_test.rb b/actionpack/test/controller/required_params_test.rb
index 661bcb3945..b27069140b 100644
--- a/actionpack/test/controller/required_params_test.rb
+++ b/actionpack/test/controller/required_params_test.rb
@@ -5,26 +5,42 @@ class BooksController < ActionController::Base
     params.require(:book).require(:name)
     head :ok
   end
+
+  def update
+    params.require(:book)
+    head :ok
+  end
 end
 
 class ActionControllerRequiredParamsTest < ActionController::TestCase
   tests BooksController
 
   test "missing required parameters will raise exception" do
-    post :create, { magazine: { name: "Mjallo!" } }
-    assert_response :bad_request
+    assert_raise ActionController::ParameterMissing do
+      post :create, { magazine: { name: "Mjallo!" } }
+    end
 
-    post :create, { book: { title: "Mjallo!" } }
-    assert_response :bad_request
+    assert_raise ActionController::ParameterMissing do
+      post :create, { book: { title: "Mjallo!" } }
+    end
+  end
+
+  test "empty required parameters will raise an exception" do
+    assert_raise ActionController::EmptyParameter do
+      put :update, {book: {}}
+    end
+
+    assert_raise ActionController::EmptyParameter do
+      put :update, {book: ''}
+    end
+
+    assert_raise ActionController::EmptyParameter do
+      put :update, {book: nil}
+    end
   end
 
   test "required parameters that are present will not raise" do
     post :create, { book: { name: "Mjallo!" } }
     assert_response :ok
   end
-
-  test "missing parameters will be mentioned in the return" do
-    post :create, { magazine: { name: "Mjallo!" } }
-    assert_equal "Required parameter missing: book", response.body
-  end
 end