1 files changed, 10 insertions, 0 deletions
diff --git a/test/ruby/test_rand.rb b/test/ruby/test_rand.rb
index b6563954cf..97ac8147bd 100644
--- a/test/ruby/test_rand.rb
+++ b/test/ruby/test_rand.rb
@@ -387,4 +387,14 @@ END
     r2.rand(0x100)
     assert(r1 == r2)
   end
+
+  def test_fork_shuffle
+    pid = fork do
+        (1..10).to_a.shuffle
+        raise 'default seed is not set' if srand == 0
+    end
+    p2, st = Process.waitpid2(pid)
+    assert(st.success?)
+  rescue NotImplementedError, ArgumentError
+  end
 end