def test_rotated_toric_pauli_path(size, a_index, b_index):
code = RotatedToricCode(*size)
pauli = code.new_pauli().path(a_index, b_index)
syndrome = pt.bsp(pauli.to_bsf(), code.stabilizers.T)
syndrome_indices = code.syndrome_to_plaquette_indices(syndrome)
if a_index == b_index:
assert len(syndrome_indices) == 0, 'Unexpected syndrome for null path'
else:
dim_y, dim_x = code.size
a_index = tuple(np.mod(a_index, (dim_x, dim_y)))
b_index = tuple(np.mod(b_index, (dim_x, dim_y)))
assert syndrome_indices == {a_index, b_index
}, 'Path does not give expected syndrome'
def test_rotated_toric_pauli_properties(size):
code = RotatedToricCode(*size)
pauli = code.new_pauli()
assert pauli.code == code
assert isinstance(repr(pauli), str)
assert isinstance(str(pauli), str)
