add a little test for dynamic gradient-based rho

Author: DLWoodruff

mpisppy/tests/test_gradient_rho.py

@@ -267,5 +267,18 @@ def test_grad_extensions(self):
         self.ph_object = self._run_ph_farmer()
         self.assertAlmostEqual(self.ph_object.conv, 2.128968965420187, places=1)
 
+    def test_dyn_grad_extensions(self):
+        print("** test dynamic grad extensions **")
+        self.cfg.grad_rho_file_out = './_test_rho.csv'
+        #self.cfg.grad_cost_file_in = './examples/rho_test_data/grad_cost.csv'
+        self.cfg.xhatpath = './examples/rho_test_data/farmer_cyl_nonants.npy'
+        self.cfg.max_iterations = 4
+        self.cfg.dynamic_rho_dual_crit = True
+        self.cfg.dynamic_rho_dual_thresh = 0.1        
+        self.ph_object = self._run_ph_farmer()
+        print(f"{self.ph_object.conv=}")
+        self.assertAlmostEqual(self.ph_object.conv, 0.039598, places=1)
+
+
 if __name__ == '__main__':
     unittest.main()