np.copy

espressomd · Mar 26, 2020 · e6838d8 · e6838d8
1 parent 89e6dc9
commit e6838d8
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/testsuite/python/lb_interpolation.py b/testsuite/python/lb_interpolation.py
@@ -74,8 +74,10 @@ def test_interpolated_velocity(self):
         self.system.integrator.run(250)
         # Check interpolated vel at upper boundary. The node position is at 
         # box_l[0]-agrid/2.
-        np.testing.assert_allclose(self.lbf.get_interpolated_velocity(
-            [self.system.box_l[0] - AGRID / 2, 0, 0]), np.array([0, 0, V_BOUNDARY]))
+        np.testing.assert_allclose(
+            np.copy(self.lbf.get_interpolated_velocity(
+                [self.system.box_l[0] - AGRID / 2, 0, 0])), 
+            np.array([0, 0, V_BOUNDARY]))
 
         # Check interpolated velocity involving boundary and neighboring node
         # The boundary node index is lbf.shape[0]-1, so -2 refers to the
@@ -84,7 +86,8 @@ def test_interpolated_velocity(self):
             self.lbf.shape[0] - 2, 0, 0]
         # The midpoint between the boundary and
         # that node is box_l - agrid.
-        np.testing.assert_allclose(self.lbf.get_interpolated_velocity([self.system.box_l[0] - AGRID, 0, 0]),
+        np.testing.assert_allclose(
+            np.copy(self.lbf.get_interpolated_velocity([self.system.box_l[0] - AGRID, 0, 0])),
                                    0.5 * (np.array([0, 0, V_BOUNDARY]) + node_next_to_boundary.velocity))
 
         # Bulk