def testCPermutation(self):
test_perm = (0,1,2,5,6,3,4)
qtp = CPermutation.create(test_perm)
self.assertRaises(Exception, CPermutation.create,(list(test_perm)))
self.assertEqual(qtp.series_inverse(), CPermutation.create(invert_permutation(test_perm)))
self.assertEqual(qtp.block_structure, (1,1,1,4))
id1 = circuit_identity(1)
self.assertEqual(qtp.get_blocks(), (id1, id1, id1, CPermutation.create((2,3,0,1))))
self.assertEqual(CPermutation((1,0,3,2)).get_blocks(), (CPermutation((1,0)), CPermutation((1,0))))
nt = len(test_perm)
self.assertEqual(qtp << qtp.series_inverse(), circuit_identity(nt))
self.assertEqual(permute(list(invert_permutation(test_perm)), test_perm), list(range(nt)))
def testPermutation(self):
n = 5
self.assertEqual(CPermutation.create(()), circuit_identity(0))
invalid_permutation = (1,1)
self.assertRaises(Exception, CPermutation.create, (invalid_permutation,))
p_id = tuple(range(n))
self.assertEqual(CPermutation.create(p_id), circuit_identity(n))
self.assertEqual(map_signals({0:1,1:0}, 2), (1,0))
self.assertEqual(map_signals({0:5,1:0}, 6), (5,0,1,2,3,4))
self.assertEqual(map_signals({0:5,1:0, 3:2}, 6), invert_permutation(map_signals({5:0,0:1, 2:3}, 6)))
def testCPermutation(self):
self.assertEqual(parse_circuit_strings('P_sigma(0,2,1)'),
CPermutation((0, 2, 1)))
self.assertEqual(parse_circuit_strings('P_sigma(0,2,1,4,3)'),
CPermutation((0, 2, 1, 4, 3)))
def testDrawCPermutation(self):
self.assertCanBeDrawn(CPermutation((0, 2, 3, 1)))