Fix two test

tests/test_analysis.py

@@ -20,7 +20,7 @@ def test_analysis():
                       'fullscale_rates': 'fullscale_rates.json'}
     sim_params = {'t_sim': 500.,
                   'areas_simulated': ['V1', 'V2']}
-    M = MultiAreaModel(network_params, simulation=True, sim_spec=sim_params, analysis=True)
+    M = MultiAreaModel(network_params, simulation=True, sim_spec=sim_params)
     M.simulation.simulate()
     M = MultiAreaModel(network_params, simulation=True, sim_spec=sim_params, analysis=True)
 

tests/test_nest_network_connectivity.py

@@ -54,5 +54,5 @@ def test_nest_network_connectivity():
         K_ext = []
         for pop in M.structure[area.name]:
             K_ext.append(M.K[area.name][pop]['external']['external'])
-        target_rates = np.array(K_ext) * M.simulation.params['input_params']['rate_ext']
+        target_rates = np.array(K_ext) * M.params['input_params']['rate_ext']
         assert(np.allclose(poisson_rates, target_rates))