def test_qasm_output_args_format():
a = raw_types.NamedQubit('a')
b = raw_types.NamedQubit('b')
m_a = common_gates.MeasurementGate('meas_a')(a)
m_b = common_gates.MeasurementGate('meas_b')(b)
args = cirq.QasmOutputArgs(precision=4,
version='2.0',
qubit_id_map={
a: 'aaa[0]',
b: 'bbb[0]'
},
meas_key_id_map={
'meas_a': 'm_a',
'meas_b': 'm_b'
})
assert args.format('_{0}_', a) == '_aaa[0]_'
assert args.format('_{0}_', b) == '_bbb[0]_'
assert args.format('_{0:meas}_', m_a.gate.key) == '_m_a_'
assert args.format('_{0:meas}_', m_b.gate.key) == '_m_b_'
assert args.format('_{0}_', 89.1234567) == '_89.1235_'
assert args.format('_{0}_', 1.23) == '_1.23_'
assert args.format('_{0:half_turns}_', 89.1234567) == '_pi*89.1235_'
assert args.format('_{0:half_turns}_', 1.23) == '_pi*1.23_'
assert args.format('_{0}_', 'other') == '_other_'
def test_qasm_output_args_validate():
args = cirq.QasmOutputArgs(version='2.0')
args.validate_version('2.0')
with pytest.raises(ValueError):
args.validate_version('2.1')