def test_plot_circuit_layout(self, backend):
""" tests plot_circuit_layout for each device"""
layout_length = int(backend._configuration.n_qubits / 2)
qr = QuantumRegister(layout_length, 'qr')
circuit = QuantumCircuit(qr)
circuit._layout = Layout({qr[i]: i * 2 for i in range(layout_length)})
n = backend.configuration().n_qubits
img_ref = path_to_diagram_reference(str(n) + "_plot_circuit_layout.png")
filename = str(n) + "_plot_circuit_layout_result.png"
fig = plot_circuit_layout(circuit, backend)
fig.savefig(filename)
self.assertImagesAreEqual(filename, img_ref, 0.1)
os.remove(filename)
def test_plot_circuit_layout(self, backend):
"""tests plot_circuit_layout for each device"""
layout_length = int(backend._configuration.n_qubits / 2)
qr = QuantumRegister(layout_length, "qr")
circuit = QuantumCircuit(qr)
circuit._layout = Layout({qr[i]: i * 2 for i in range(layout_length)})
circuit._layout.add_register(qr)
n = backend.configuration().n_qubits
img_ref = path_to_diagram_reference(str(n) + "_plot_circuit_layout.png")
fig = plot_circuit_layout(circuit, backend)
with BytesIO() as img_buffer:
fig.savefig(img_buffer, format="png")
img_buffer.seek(0)
self.assertImagesAreEqual(Image.open(img_buffer), img_ref, 0.1)
plt.close(fig)