def test_equal_2(self):
self.assertEqual(esrever('a small lOan OF 1,000,000 $!'),
'$ 000,000,1 FO naOl llams a!')
def test_equal_1(self):
self.assertEqual(esrever('an Easy one?'), 'eno ysaE na?')
def test_equal_4(self):
self.assertEqual(esrever('b3tTer p4ss thIS 0ne.'),
'en0 SIht ss4p reTt3b.')
def test_equal_5(self):
self.assertEqual(esrever(''), '')
def test_equal_3(self):
self.assertEqual(esrever('<?> &!.".'), '".!& >?<.')
