update: add test verified in nb

tests/py/unit/test_tools_build_interface.py

@@ -9,8 +9,11 @@
     create_interfaces,
 )
 from mat3ra.made.tools.build.interface.builders import (
+    CommensurateLatticeInterfaceBuilder,
+    CommensurateLatticeInterfaceBuilderParameters,
     NanoRibbonTwistedInterfaceBuilder,
     NanoRibbonTwistedInterfaceConfiguration,
+    TwistedInterfaceConfiguration,
 )
 from mat3ra.utils import assertion as assertion_utils
 
@@ -63,3 +66,18 @@ def test_create_twisted_nanoribbon_interface():
     expected_coordinate = [0.704207885, 0.522108183, 0.65]
     assertion_utils.assert_deep_almost_equal(exected_cell_vectors, interface.basis.cell.vectors_as_array)
     assertion_utils.assert_deep_almost_equal(expected_coordinate, interface.basis.coordinates.values[42])
+
+
+def test_create_commensurate_supercell_twisted_interface():
+    film = Material(GRAPHENE)
+    substrate = Material(GRAPHENE)
+    config = TwistedInterfaceConfiguration(film=film, substrate=substrate, twist_angle=13, distance_z=3.0)
+    params = CommensurateLatticeInterfaceBuilderParameters(max_search=5, angle_tolerance=0.5, return_first_match=True)
+    builder = CommensurateLatticeInterfaceBuilder(build_parameters=params)
+    interfaces = builder.get_materials(config, post_process_parameters=config)
+    assert len(interfaces) == 1
+    interface = interfaces[0]
+    print(interface.basis.cell.vectors_as_array)
+    expected_cell_vectors = [[10.754672133, 0.0, 0.0], [5.377336066500001, 9.313819276550575, 0.0], [0.0, 0.0, 20.0]]
+
+    assertion_utils.assert_deep_almost_equal(expected_cell_vectors, interface.basis.cell.vectors_as_array)