Fix method redefined warning

bf4 · GregPK · commit ee6226dec663 · 2017-04-25T14:12:45.000+02:00
diff --git a/test/generators/serializer_generator_test.rb b/test/generators/serializer_generator_test.rb
@@ -67,6 +67,7 @@ def stub_safe_constantize(expected:)
     yield
   ensure
     String.class_eval do
+      undef_method :safe_constantize
       alias_method :safe_constantize, :old
       undef_method :old
     end
