def test_permutation_gate_maps(maps, permutation):
qs = cirq.LineQubit.range(len(permutation))
permutationOp = cirq.QubitPermutationGate(permutation).on(*qs)
circuit = cirq.Circuit(permutationOp)
cirq.testing.assert_equivalent_computational_basis_map(maps, circuit)
circuit = cirq.Circuit(cirq.I.on_each(*qs), cirq.decompose(permutationOp))
cirq.testing.assert_equivalent_computational_basis_map(maps, circuit)
def test_permutation_gate_json_dict():
assert cirq.QubitPermutationGate([0, 1, 2])._json_dict_() == {
'permutation': (0, 1, 2)
}
def test_setters_deprecated():
gate = cirq.QubitPermutationGate((1, 2, 0))
assert gate.permutation == (1, 2, 0)
with cirq.testing.assert_deprecated('mutators', deadline='v0.15'):
gate.permutation = (2, 1, 0)
assert gate.permutation == (2, 1, 0)