More robust testing

scipopt · Oct 18, 2024 · 53627d2 · 53627d2
1 parent 1e5a56f
commit 53627d2
Showing 1 changed file with 17 additions and 1 deletion.
diff --git a/tests/test_recipe_primal_dual_evolution.py b/tests/test_recipe_primal_dual_evolution.py
@@ -17,4 +17,20 @@ def test_primal_dual_evolution():
 
     # these are required because the event handler doesn't capture the final state
     model.data["primal_solutions"].append((model.getSolvingTime(), model.getPrimalbound()))
-    model.data["dual_solutions"].append((model.getSolvingTime(), model.getDualbound()))
+    model.data["dual_solutions"].append((model.getSolvingTime(), model.getDualbound()))
+
+    for i in range(1, len(model.data["primal_solutions"])):
+        if model.getObjectiveSense() == "minimize":
+            assert model.data["primal_solutions"][i][1] <= model.data["primal_solutions"][i-1][1]
+        else:
+            assert model.data["primal_solutions"][i][1] >= model.data["primal_solutions"][i-1][1]
+
+    for i in range(1, len(model.data["dual_solutions"])):
+        if model.getObjectiveSense() == "minimize":
+            assert model.data["dual_solutions"][i][1] >= model.data["dual_solutions"][i-1][1]
+        else:
+            assert model.data["dual_solutions"][i][1] <= model.data["dual_solutions"][i-1][1]
+
+    # how to get a simple plot of the data
+    #from pyscipopt.recipes.primal_dual_evolution import plot_primal_dual_evolution
+    #plot_primal_dual_evolution(model)