def test_crotations_cirq():
c1 = Circuit(3)
c1.add(gates.RX(0, 0.1))
c1.add(gates.RZ(1, 0.4))
c1.add(gates.CRX(0, 2, 0.5))
c1.add(gates.RY(1, 0.3).controlled_by(2))
# catches unknown gate "crx"
with pytest.raises(exception.QasmException):
c2 = circuit_from_qasm(c1.to_qasm())
def test_from_qasm_crotations():
import numpy as np
target = """OPENQASM 2.0;
qreg q[2];
crx(0.1) q[0],q[1];
crz(0.3) q[1],q[0];
cry(0.2) q[0],q[1];"""
c = Circuit.from_qasm(target)
assert c.depth == 3
assert isinstance(c.queue[0], gates.CRX)
assert isinstance(c.queue[1], gates.CRZ)
assert isinstance(c.queue[2], gates.CRY)
c2 = Circuit(2)
c2.add([gates.CRX(0, 1, 0.1), gates.CRZ(1, 0, 0.3), gates.CRY(0, 1, 0.2)])
np.testing.assert_allclose(c2().numpy(), c().numpy())
def test_crotations():
c = Circuit(3)
c.add(gates.RX(0, 0.1))
c.add(gates.RZ(1, 0.4))
c.add(gates.CRX(0, 2, 0.5))
c.add(gates.RY(1, 0.3).controlled_by(2))
target = f"""// Generated by QIBO {__version__}
OPENQASM 2.0;
include "qelib1.inc";
qreg q[3];
rx(0.1) q[0];
rz(0.4) q[1];
crx(0.5) q[0],q[2];
cry(0.3) q[2],q[1];"""
assert_strings_equal(c.to_qasm(), target)
c = Circuit(2)
c.add(gates.CU2(0, 1, 0.1, 0.2))
with pytest.raises(ValueError):
target = c.to_qasm()