1 files changed, 8 insertions, 0 deletions
diff --git a/test/openssl/utils.rb b/test/openssl/utils.rb
index c1d737b2ab..8ee0116412 100644
--- a/test/openssl/utils.rb
+++ b/test/openssl/utils.rb
@@ -196,6 +196,14 @@ class OpenSSL::SSLTestCase < OpenSSL::TestCase
   rescue
   end
 
+  def tls13_supported?
+    return false unless defined?(OpenSSL::SSL::TLS1_3_VERSION)
+    ctx = OpenSSL::SSL::SSLContext.new
+    ctx.min_version = ctx.max_version = OpenSSL::SSL::TLS1_3_VERSION
+    true
+  rescue
+  end
+
   def readwrite_loop(ctx, ssl)
     while line = ssl.gets
       ssl.write(line)