Fix tests treating singular ')' as an incomplete line

IPython/core/tests/test_inputtransformer2.py

@@ -260,7 +260,7 b' def test_check_complete():'
     nt.assert_equal(cc("for a in range(5):\n    if a > 0:"), ('incomplete', 8))
     nt.assert_equal(cc("raise = 2"), ('invalid', None))
     nt.assert_equal(cc("a = [1,\n2,"), ('incomplete', 0))
-    nt.assert_equal(cc(")"), ('incomplete', 0))
+    nt.assert_equal(cc("(\n))"), ('incomplete', 0))
     nt.assert_equal(cc("\\\r\n"), ('incomplete', 0))
     nt.assert_equal(cc("a = '''\n   hi"), ('incomplete', 3))
     nt.assert_equal(cc("def a():\n x=1\n global x"), ('invalid', None))