def test_qvm_run_region_not_declared_not_measured_ro(
client_configuration: QCSClientConfiguration):
qvm = QVM(client_configuration=client_configuration)
p = Program(X(0))
qvm.load(p.wrap_in_numshots_loop(100)).run().wait()
bitstrings = qvm.read_memory(region_name="ro")
assert bitstrings is None
def test_qvm_run_region_not_declared_is_measured_ro(
client_configuration: QCSClientConfiguration):
qvm = QVM(client_configuration=client_configuration)
p = Program(X(0), MEASURE(0, MemoryReference("ro")))
with pytest.raises(QVMError) as excinfo:
qvm.load(p.wrap_in_numshots_loop(100)).run().wait()
assert 'Bad memory region' in str(excinfo)
def test_qvm_run_region_declared_not_measured(
client_configuration: QCSClientConfiguration):
qvm = QVM(client_configuration=client_configuration)
p = Program(Declare("reg", "BIT"), X(0))
qvm.load(p.wrap_in_numshots_loop(100)).run().wait()
bitstrings = qvm.read_memory(region_name="reg")
assert bitstrings.shape == (100, 0)
def test_qvm_run_region_not_declared_is_measured_non_ro(
client_configuration: QCSClientConfiguration):
qvm = QVM(client_configuration=client_configuration)
p = Program(X(0), MEASURE(0, MemoryReference("reg")))
with pytest.raises(QVMError,
match='Bad memory region name "reg" in MEASURE'):
qvm.load(p).run().wait()
def test_qvm__default_client(client_configuration: QCSClientConfiguration):
qvm = QVM(client_configuration=client_configuration)
p = Program(Declare("ro", "BIT"), X(0), MEASURE(0, MemoryReference("ro")))
qvm.load(p.wrap_in_numshots_loop(1000))
qvm.run()
qvm.wait()
bitstrings = qvm.read_memory(region_name="ro")
assert bitstrings.shape == (1000, 1)
def test_qvm_run_just_program(client_configuration: QCSClientConfiguration):
qvm = QVM(client_configuration=client_configuration,
gate_noise=(0.01, 0.01, 0.01))
p = Program(Declare("ro", "BIT"), X(0), MEASURE(0, MemoryReference("ro")))
qvm.load(p.wrap_in_numshots_loop(1000))
qvm.run()
qvm.wait()
bitstrings = qvm.read_memory(region_name="ro")
assert bitstrings.shape == (1000, 1)
assert np.mean(bitstrings) > 0.8
