def test_aspen_qubit_positions_and_distance():
"""test AspenQubit 2D position and distance calculations"""
qubit10 = AspenQubit(1, 0)
assert qubit10.octagon == 1
assert qubit10.octagon_position == 0
assert qubit10.dimension == 2
assert np.isclose(qubit10.x, 3 + 3 / sqrt(2))
assert np.isclose(qubit10.y, 1 + sqrt(2))
assert np.isclose(qubit10.distance(AspenQubit(0, 7)), 3 + 2 / sqrt(2))
assert np.isclose(qubit10.distance(AspenQubit(1, 3)), 1 + sqrt(2))
qubit15 = AspenQubit(1, 5)
assert np.isclose(qubit15.x, (2 + sqrt(2)))
qubit15 = AspenQubit(1, 1)
assert np.isclose(qubit15.x, (2 + sqrt(2)) + 1 + sqrt(2))
with patch('cirq_rigetti.AspenQubit.octagon_position',
new_callable=PropertyMock) as mock_octagon_position:
mock_octagon_position.return_value = 9
invalid_qubit = AspenQubit(0, 0)
with pytest.raises(ValueError):
_ = invalid_qubit.x
with pytest.raises(ValueError):
_ = invalid_qubit.y
with pytest.raises(TypeError):
_ = qubit10.distance(OctagonalQubit(0))
with pytest.raises(ValueError):
_ = AspenQubit(1, 9)
def test_octagonal_position_validation():
"""test OctagonalQubit validates octagon position when initialized"""
with pytest.raises(ValueError):
_ = OctagonalQubit(8)
def test_octagonal_qubit_positions():
"""test OctagonalQubit 2D position and distance calculations"""
qubit0 = OctagonalQubit(0)
assert qubit0.octagon_position == 0
assert qubit0.dimension == 2
qubit5 = OctagonalQubit(5)
assert qubit5.x == 0
assert np.isclose(qubit5.y, 1 / sqrt(2))
assert qubit5.z == 0
qubit3 = OctagonalQubit(3)
assert np.isclose(qubit3.x, 1 + 1 / sqrt(2))
assert qubit3.y == 0
assert qubit3.z == 0
qubit2 = OctagonalQubit(2)
assert np.isclose(qubit2.x, 1 + sqrt(2))
assert np.isclose(qubit2.y, 1 / sqrt(2))
assert qubit2.z == 0
with patch('cirq_rigetti.OctagonalQubit.octagon_position',
new_callable=PropertyMock) as mock_octagon_position:
mock_octagon_position.return_value = 9
invalid_qubit = OctagonalQubit(0)
with pytest.raises(ValueError):
_ = invalid_qubit.x
with pytest.raises(ValueError):
_ = invalid_qubit.y
qubit0 = OctagonalQubit(0)
assert np.isclose(qubit0.distance(OctagonalQubit(1)), 1)
assert qubit0.distance(OctagonalQubit(7)) == 1
with pytest.raises(TypeError):
_ = qubit0.distance(AspenQubit(0, 0))
def test_octagonal_qubit_repr():
"""test OctagonalQubit.__repr__"""
qubit5 = OctagonalQubit(5)
assert "cirq_rigetti.OctagonalQubit(octagon_position=5)" == repr(qubit5)
def test_octagonal_qubit_index():
"""test that OctagonalQubit properly calculates index and uses it for comparison"""
qubit0 = OctagonalQubit(0)
assert qubit0.index == 0
assert OctagonalQubit(1) > qubit0
"""test RigettiQCSAspenDevice topological nodes and edges"""
device = RigettiQCSAspenDevice(isa=qcs_aspen8_isa)
assert len(device.qubit_topology.nodes) == 32
assert len(device.qubit_topology.edges) == 38
@pytest.mark.parametrize(
'qubit',
[
cirq.GridQubit(0, 0),
cirq.GridQubit(1, 1),
cirq.LineQubit(30),
cirq.NamedQubit('33'),
AspenQubit(3, 6),
OctagonalQubit(6),
],
)
def test_rigetti_qcs_aspen_device_valid_qubit(
qubit: cirq.Qid, qcs_aspen8_isa: InstructionSetArchitecture):
"""test RigettiQCSAspenDevice throws no error on valid qubits or operations on those qubits"""
device = RigettiQCSAspenDevice(isa=qcs_aspen8_isa)
device.validate_qubit(qubit)
device.validate_operation(cirq.I(qubit))
@pytest.mark.parametrize(
'qubit',
[
cirq.GridQubit(2, 2),
cirq.LineQubit(33),