Closes #15793: Stack corruption in ssl.RAND_egd(). Python 2.7 hasn't any issue…

Closes #15793: Stack corruption in ssl.RAND_egd(). Python 2.7 hasn't any issue about this, but add a test just to be sure

Lib/test/test_ssl.py

@@ -95,12 +95,8 @@ class BasicSocketTests(unittest.TestCase):
             sys.stdout.write("\n RAND_status is %d (%s)\n"
                              % (v, (v and "sufficient randomness") or
                                 "insufficient randomness"))
-        try:
-            ssl.RAND_egd(1)
-        except TypeError:
-            pass
-        else:
-            print "didn't raise TypeError"
+        self.assertRaises(TypeError, ssl.RAND_egd, 1)
+        self.assertRaises(TypeError, ssl.RAND_egd, 'foo', 1)
         ssl.RAND_add("this is a random string", 75.0)
 
     def test_parse_cert(self):