def test_transpose_pathfail(self):
"""Should return False if two adjacent generators
have absolute values differing by 1 or less
and should not transpose word."""
bw = BraidWord([1, 2, 3, -4]) # Checking absval with -4
self.assertFalse(bw.transpose(2))
# (No) Word modification
self.assertEqual(bw.word, [1, 2, 3, -4])
def test_transpose_pathsuccess(self):
"""Should return True if two adjacent generators
have absolute values differing by more than 1
and should successfully transpose word."""
bw = BraidWord([1, 2, 3, 4])
self.assertTrue(
bw.transpose(3)) # Checking wrapping around with @idx 3
# Word modification
self.assertEqual(bw.word, [4, 2, 3, 1])