3 files changed, 4 insertions, 4 deletions
diff --git a/actionpack/test/dispatch/mime_type_test.rb b/actionpack/test/dispatch/mime_type_test.rb
index 6854783386..6167ea46df 100644
--- a/actionpack/test/dispatch/mime_type_test.rb
+++ b/actionpack/test/dispatch/mime_type_test.rb
@@ -159,7 +159,7 @@ class MimeTypeTest < ActiveSupport::TestCase
 
     types.each do |type|
       mime = Mime[type]
-      assert mime.respond_to?("#{type}?"), "#{mime.inspect} does not respond to #{type}?"
+      assert_respond_to mime, "#{type}?"
       assert_equal type, mime.symbol, "#{mime.inspect} is not #{type}?"
       invalid_types = types - [type]
       invalid_types.delete(:html)
diff --git a/actionpack/test/dispatch/response_test.rb b/actionpack/test/dispatch/response_test.rb
index 0b727dad3d..bbca1019b9 100644
--- a/actionpack/test/dispatch/response_test.rb
+++ b/actionpack/test/dispatch/response_test.rb
@@ -356,7 +356,7 @@ class ResponseTest < ActiveSupport::TestCase
   end
 
   test "respond_to? accepts include_private" do
-    assert_not @response.respond_to?(:method_missing)
+    assert_not_respond_to @response, :method_missing
     assert @response.respond_to?(:method_missing, true)
   end
 
diff --git a/actionpack/test/dispatch/uploaded_file_test.rb b/actionpack/test/dispatch/uploaded_file_test.rb
index 24c7135c7e..5b7dfeecea 100644
--- a/actionpack/test/dispatch/uploaded_file_test.rb
+++ b/actionpack/test/dispatch/uploaded_file_test.rb
@@ -106,8 +106,8 @@ module ActionDispatch
     def test_respond_to?
       tf = Class.new { def read; yield end }
       uf = Http::UploadedFile.new(tempfile: tf.new)
-      assert uf.respond_to?(:headers), "responds to headers"
-      assert uf.respond_to?(:read), "responds to read"
+      assert_respond_to uf, :headers
+      assert_respond_to uf, :read
     end
   end
 end