bpo-38312: Add curses.{get,set}_escdelay and curses.{get,set}_tabsize. (GH-16938)

diff --git a/Lib/test/test_curses.py b/Lib/test/test_curses.py
index 09738c8..5e619d1 100644
--- a/Lib/test/test_curses.py
+++ b/Lib/test/test_curses.py
@@ -261,6 +261,10 @@
         curses.putp(b'abc')
         curses.qiflush()
         curses.raw() ; curses.raw(1)
+        curses.set_escdelay(25)
+        self.assertEqual(curses.get_escdelay(), 25)
+        curses.set_tabsize(4)
+        self.assertEqual(curses.get_tabsize(), 4)
         if hasattr(curses, 'setsyx'):
             curses.setsyx(5,5)
         curses.tigetflag('hc')