def test_show_interface_McXtrace(self):
"""
Ensure that show_interface runs without errors and returns widget
"""
sim_interface = SimInterface(setup_populated_instr_McXtrace())
widget = sim_interface.show_interface()
self.assertIsInstance(widget, widgets.widgets.widget_box.VBox)
def test_initialization_McStas(self):
"""
Checking that interface can initialize from instrument and retrieve the
parameters that has a default value.
"""
sim_interface = SimInterface(setup_populated_instr_McStas())
self.assertEqual(sim_interface.parameters["has_default"], 37)
def test_update_mpi(self):
"""
Check mpi can be set correctly
"""
sim_interface = SimInterface(setup_populated_instr_McStas())
sim_interface.show_interface()
fake_change = FakeChange(new=3)
sim_interface.update_mpi(fake_change)
self.assertEqual(sim_interface.mpi, 3)
# Check input that wouldn't work is ignored
fake_change = FakeChange(new="wrong input")
sim_interface.update_mpi(fake_change)
self.assertEqual(sim_interface.mpi, 3)
def test_update_ncount(self):
"""
Check ncount can be set correctly
"""
sim_interface = SimInterface(setup_populated_instr_McStas())
sim_interface.show_interface()
fake_change = FakeChange(new=100)
sim_interface.update_ncount(fake_change)
self.assertEqual(sim_interface.ncount, 100)
def test_complex_instrument_interface(self, mock_stdout):
"""
Test that a simulation can be performed through the simulation
interface, or as close as I can through scripting.
Need to join the simulation thread to the main thread in order
to wait for the completion as it is performed in a new thread.
"""
CURRENT_DIR = os.getcwd()
THIS_DIR = os.path.dirname(os.path.abspath(__file__))
os.chdir(THIS_DIR)
Instr = setup_complex_instrument()
interface = SimInterface(Instr)
interface.show_interface()
change = FakeChange()
interface.run_simulation_thread(change)
for thread in threading.enumerate():
if thread.name != "MainThread":
thread.join()
data = interface.plot_interface.data
os.chdir(CURRENT_DIR)
intensity_data_pos = functions.name_search("PSD_1D_1", data).Intensity
sum_outside_beam = sum(intensity_data_pos[0:50])
sum_inside_beam = sum(intensity_data_pos[51:99])
self.assertTrue(1000 * sum_outside_beam < sum_inside_beam)
intensity_data_neg = functions.name_search("PSD_1D_2", data).Intensity
sum_outside_beam = sum(intensity_data_neg[51:99])
sum_inside_beam = sum(intensity_data_neg[0:50])
self.assertTrue(1000 * sum_outside_beam < sum_inside_beam)
intensity_data_all = functions.name_search("PSD_1D", data).Intensity
sum_outside_beam = sum(intensity_data_all[49:51])
sum_inside_beam = (sum(intensity_data_all[0:45]) +
sum(intensity_data_all[56:99]))
self.assertTrue(1000 * sum_outside_beam < sum_inside_beam)