updated tests

python/test_experiments.py

-import sys
 from unittest import TestCase, main
+import sys
+import os
 
 sys.path.append('.')
 
@@ -37,12 +38,16 @@ class TestBasics(TestExperiments):
 
 class TestEllipticConvergence(TestExperiments):
     def test_smoothing_experiment(self):
+        self.assertTrue(not os.listdir(mpp.PROJECT_PY_DATA_DIR))
         mpp.mute = False
-        kwargs = {'Experiment': 'ConvergenceTest'}
+        kwargs = {'Experiment': 'ConvergenceTest', 'initLevels': '3, 4, 5, 6, 7, 8, 9'}
         smoothings = [1.0, 1.4, 1.8]
         for smoothing in smoothings:
             kwargs['smoothing'] = smoothing
-            self.assertEqual(mpp.run(32, config='mlmc_elliptic', kwargs=kwargs), 0)
+            self.assertEqual(mpp.run(4, config='mlmc_elliptic', kwargs=kwargs), 0)
+            mpp.show_convergence_table(plot_name='Test')
+            mpp.save_convergence_table(table_name='Test')
+        self.assertEqual(len(os.listdir(mpp.PROJECT_PY_DATA_DIR)), 6)
 
 
 if __name__ == '__main__':