Adding a test for complex cell bounding boxes.

openmc/capi/cell.py

@@ -183,6 +183,14 @@ class Cell(_FortranObjectWithID):
 
         _dll.openmc_cell_set_temperature(self._index, T, instance)
 
+    @property
+    def bounding_box(self):
+        llc = np.zeros((3,), dtype=float)
+        urc = np.zeros((3,), dtype=float)
+        _dll.openmc_bounding_box(b'Cell', self.id,
+                                 llc.ctypes.data_as(POINTER(c_double)),
+                                 urc.ctypes.data_as(POINTER(c_double)))
+        return llc, urc
 
 class _CellMapping(Mapping):
     def __getitem__(self, key):

tests/regression_tests/complex_cell/test.py

@@ -1,6 +1,31 @@
 from tests.testing_harness import TestHarness
 
+import sys
+
+import openmc.capi
 
 def test_complex_cell():
     harness = TestHarness('statepoint.10.h5')
     harness.main()
+
+def test_complex_cell_capi():
+    # initialize
+    openmc.capi.init([])
+
+    inf = sys.float_info.max
+
+    expected_boxes = { 1 : (( -4.,  -4., -inf), ( 4.,  4., inf)),
+                       2 : (( -7.,  -7., -inf), ( 7.,  7., inf)),
+                       3 : ((-10., -10., -inf), (10., 10., inf)),
+                       4 : ((-10., -10., -inf), (10., 10., inf)) }
+
+    for cell_id, cell in openmc.capi.cells.items():
+        cell_box = cell.bounding_box
+
+        assert tuple(cell_box[0]) == expected_boxes[cell_id][0]
+        assert tuple(cell_box[1]) == expected_boxes[cell_id][1]
+
+        cell_box = openmc.capi.bounding_box("Cell", cell_id)
+
+        assert tuple(cell_box[0]) == expected_boxes[cell_id][0]
+        assert tuple(cell_box[1]) == expected_boxes[cell_id][1]