setting random seed for test simulations

.gitignore

@@ -47,4 +47,7 @@ tests/fixtures/secret/
 .Spotlight-V100
 .Trashes
 .~lock.*
-Thumbs.db
+Thumbs.db
+
+# configuration
+wc_utils.cfg

tests/analysis/sim/test_analysis_sim_rna.py

@@ -43,7 +43,12 @@ def test(self):
         # run simulations
         sim_results_path = os.path.join(self.temp_dir, 'sim_results')
         for i_sim in range(3):
-            # todo: seed simulation
+            # todo: use simulation configuration to seed simulation
+            with open('wc_utils.cfg', 'w') as file:
+                file.write('[wc_utils]\n')
+                file.write('    [[random]]\n')
+                file.write('        seed = {}\n'.format(i_sim))
+
             sim = wc_sim.multialgorithm.simulation.Simulation(model)
             sim.run(end_time=10.,
                     checkpoint_period=1.,

tests/test_main.py

@@ -116,9 +116,14 @@ def test_analyze(self):
 
         # simulate model
         for i_sim in range(3):
-            # todo: seed simulation
+            # todo: use simulation configuration to seed simulation
+            with open('wc_utils.cfg', 'w') as file:
+                file.write('[wc_utils]\n')
+                file.write('    [[random]]\n')
+                file.write('        seed = {}\n'.format(i_sim))
+
             with __main__.App(argv=['simulate', '--config-path', self.config_path]) as app:                
-                app.run()
+                app.run()            
             time.sleep(1.)  # todo: remove after results directory naming is fixed
 
         # analyze simulation results