def test_only_for_cirq_circuits():
"""
If no strings are specified, the only other option is a Cirq circuit
:return:
"""
with pytest.raises(ValueError):
assert QFlexOrder(qflex_order_strings=None, cirq_circuit="Should fail")
def test_cirquit_without_qubits():
"""
If the Cirq circuit is specified a list of qubits is also necessary
:return:
"""
with pytest.raises(ValueError):
assert QFlexOrder(qflex_order_strings=None,
cirq_circuit=cirq.Circuit([]))
def test_automatic_ordering():
test_size = 2
test_circuit = generate_circuit(size=test_size)
# This is a known order
random.seed(0)
order = order_lib.circuit_to_ordering(test_circuit)
# Now I am creating a QFlexOrder
qorder = QFlexOrder(qflex_order_strings=None,
cirq_circuit=test_circuit,
qubits=list(range(test_size**2)))
read_contents = None
with open(qorder.order_data, "r") as file:
read_contents = "".join(file.readlines())
assert (read_contents.strip() == "\n".join(order).strip())
def test_qorder_from_file():
test_file_contents = "expand A 0\nmerge A B"
import tempfile
fd = tempfile.mkstemp()
with open(fd[1], "w") as file:
print(test_file_contents, file=file)
qorder = QFlexOrder.from_existing_file(fd[1])
read_contents = None
with open(qorder.order_data, "r") as file:
read_contents = "".join(file.readlines())
# delete temp file
import os
os.unlink(fd[1])
assert (read_contents.strip() == test_file_contents.strip())