1 files changed, 6 insertions, 0 deletions
diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index 05cc109b48..56cd19d0a2 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -1259,6 +1259,12 @@ $stderr = $stdout; raise "\x82\xa0"') do |outs, errs, status|
     };
   end
 
+  def test_warning_category
+    assert_raise(TypeError) {Warning[nil]}
+    assert_raise(ArgumentError) {Warning[:XXXX]}
+    assert_include([true, false], Warning[:deprecated])
+  end
+
   def test_undefined_backtrace
     assert_separately([], "#{<<-"begin;"}\n#{<<-"end;"}")
     begin;