Test TLSv1.3 ciphersuites (upstream r1.14)

tests/testssl.bat

@@ -67,6 +67,17 @@ for %%p in ( SSLv3,TLSv1.2 ) do (
     )
   )
 )
+for %%p in ( TLSv1.3 ) do (
+  echo "Testing ciphersuites for %%p"
+  for /f "usebackq" %%c in (`%openssl% ciphers -v "%%p" ^| find "%%p"`) do (
+    echo "Testing %%c"
+    %ssltest% -cipher %%c
+    if !errorlevel! neq 0 (
+      echo "Failed %%c"
+      exit /b 1
+    )
+  )
+)
 
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