Add test for pathos interface.

tests/parallel_floris_model_2_unit_test.py

@@ -63,6 +63,29 @@ def test_multiprocessing_interface(sample_inputs_fixture):
 
     assert np.allclose(f_turb_powers, pf_turb_powers)
 
+def test_pathos_interface(sample_inputs_fixture):
+    """
+    With interface="pathos", the ParallelFlorisModel should return the same powers
+    as the FlorisModel.
+    """
+    sample_inputs_fixture.core["wake"]["model_strings"]["velocity_model"] = VELOCITY_MODEL
+    sample_inputs_fixture.core["wake"]["model_strings"]["deflection_model"] = DEFLECTION_MODEL
+
+    fmodel = FlorisModel(sample_inputs_fixture.core)
+    pfmodel = ParallelFlorisModel(
+        sample_inputs_fixture.core,
+        interface="pathos",
+        n_wind_condition_splits=2
+    )
+
+    fmodel.run()
+    pfmodel.run()
+
+    f_turb_powers = fmodel.get_turbine_powers()
+    pf_turb_powers = pfmodel.get_turbine_powers()
+
+    assert np.allclose(f_turb_powers, pf_turb_powers)
+
 def test_return_turbine_powers_only(sample_inputs_fixture):
     """
     With return_turbine_powers_only=True, the ParallelFlorisModel should return only the