test: suppress "literal string will be frozen" warnings

ranguba · Sep 22, 2024 · 38e3573 · 38e3573
1 parent 771ea6f
commit 38e3573
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/test/test-html.rb b/test/test-html.rb
@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2017  Kouhei Sutou <[email protected]>
+# Copyright (C) 2013-2024  Sutou Kouhei <[email protected]>
 #
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
@@ -188,7 +188,7 @@ def normalize_decomposed_data(decomposed_data)
 
       sub_test_case("detect") do
         def test_nothing
-          @data.body = <<-HTML.force_encoding("UTF-8")
+          @data.body = <<-HTML.dup.force_encoding("UTF-8")
 <html>
   <body>Hello</body>
 </html>