def test_equal_3(self):
     self.assertEqual(oper(hor_mirror, dedent('''\
         lVHt
         JVhv
         CSbg
         yeCt''')), dedent('''\
         yeCt
         CSbg
         JVhv
         lVHt'''))
 def test_equal_4(self):
     self.assertEqual(oper(hor_mirror, dedent('''\
         njMK
         dbrZ
         LPKo
         cEYz''')), dedent('''\
         cEYz
         LPKo
         dbrZ
         njMK'''))
 def test_equal_1(self):
     self.assertEqual(oper(vert_mirror, dedent('''\
         hSgdHQ
         HnDMao
         ClNNxX
         iRvxxH
         bqTVvA
         wvSyRu''')), dedent('''\
         QHdgSh
         oaMDnH
         XxNNlC
         HxxvRi
         AvVTqb
         uRySvw'''))
 def test_equal_2(self):
     self.assertEqual(oper(vert_mirror, dedent('''\
         IzOTWE
         kkbeCM
         WuzZxM
         vDddJw
         jiJyHF
         PVHfSx''')), dedent('''\
         EWTOzI
         MCebkk
         MxZzuW
         wJddDv
         FHyJij
         xSfHVP'''))