def test_cancellation() -> None:
token = cast(str, os.getenv("IONQ_AUTH"))
b = IonQBackend(api_key=token, device_name="simulator", label="test 6")
qc = Circuit(3, 3)
qc.H(0)
qc.CX(0, 2)
qc.Measure(0, 1)
qc.Measure(1, 0)
qc.Measure(2, 2)
b.compile_circuit(qc)
h = b.process_circuit(qc, n_shots=100)
b.cancel(h)
def test_shots_bits_edgecases(n_shots, n_bits) -> None:
ionq_backend = IonQBackend(api_key="invalid",
device_name="simulator",
label="test 5")
ionq_backend._MACHINE_DEBUG = True
c = Circuit(n_bits, n_bits)
# TODO TKET-813 add more shot based backends and move to integration tests
h = ionq_backend.process_circuit(c, n_shots)
res = ionq_backend.get_result(h)
correct_shots = np.zeros((n_shots, n_bits), dtype=int)
correct_shape = (n_shots, n_bits)
correct_counts = Counter({(0, ) * n_bits: n_shots})
# BackendResult
assert np.array_equal(res.get_shots(), correct_shots)
assert res.get_shots().shape == correct_shape
assert res.get_counts() == correct_counts
# Direct
assert np.array_equal(ionq_backend.get_shots(c, n_shots), correct_shots)
assert ionq_backend.get_shots(c, n_shots).shape == correct_shape
assert ionq_backend.get_counts(c, n_shots) == correct_counts