1 files changed, 9 insertions, 0 deletions
diff --git a/test/ruby/test_struct.rb b/test/ruby/test_struct.rb
index 71d93fb09d..8307d7932e 100644
--- a/test/ruby/test_struct.rb
+++ b/test/ruby/test_struct.rb
@@ -186,6 +186,15 @@ module TestStruct
     assert_raise(ArgumentError) { o.select(1) }
   end
 
+  def test_big_struct
+    klass1 = @Struct.new(*('a'..'z').map(&:to_sym))
+    o = klass1.new
+    assert_nil o.z
+    assert_equal(:foo, o.z = :foo)
+    assert_equal(:foo, o.z)
+    assert_equal(:foo, o[25])
+  end
+
   def test_equal
     klass1 = @Struct.new(:a)
     klass2 = @Struct.new(:a, :b)