1 files changed, 9 insertions, 0 deletions
diff --git a/test/bigdecimal/test_bigdecimal.rb b/test/bigdecimal/test_bigdecimal.rb
index dff390b0cc..f6ef88e3f5 100644
--- a/test/bigdecimal/test_bigdecimal.rb
+++ b/test/bigdecimal/test_bigdecimal.rb
@@ -155,6 +155,15 @@ class TestBigDecimal < Test::Unit::TestCase
     end
   end
 
+  def test_BigDecimal_with_tainted_string
+    Thread.new {
+      $SAFE = 1
+      BigDecimal('1'.taint)
+    }.join
+  ensure
+    $SAFE = 0
+  end
+
   def test_BigDecimal_with_exception_keyword
     assert_raise(ArgumentError) {
       BigDecimal('.', exception: true)