test update

particula/next/tests/particle_activity_test.py

@@ -73,7 +73,7 @@ def test_kappa_parameter_activity_multiple_species():
 def test_particle_activity_strategy_factory_molar_ideal():
     """Test creating a molar ideal activity strategy."""
     strategy_type = "molar_ideal"
-    kwargs = {"molar_mass": [1.0, 2.0, 3.0]}
+    kwargs = {"molar_mass": np.array([1.0, 2.0, 3.0])}
     activity_strategy = particle_activity_strategy_factory(
         strategy_type, **kwargs)
     assert isinstance(activity_strategy, MolarIdealActivity)