#507: restore config test for viz deprecation

Author: cwschilly

tests/unit/IO/test_lbs_visualizer_deprecation.py

@@ -18,5 +18,11 @@ def test_lbs_visualizer_deprecation(self):
         except DeprecationWarning as e:
             assert str(e) == "LBAF's Visualizer has been deprecated and will be removed in a future release. Visualizations should be generated with DARMA/vt-tv."
 
+    def test_lbs_visualizer_config(self):
+        config_file = os.path.join(os.path.dirname(os.path.dirname(__file__)), "config", "conf_wrong_visualization.yml")
+        pipes = subprocess.Popen(["python", "src/lbaf", "-c", config_file], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        std_err = pipes.communicate()[1].decode("utf-8")
+        assert "Visualization enabled but vttv not found. No visualization will be generated." in std_err
+
 if __name__ == "__main__":
     unittest.main()

tests/unit/config/conf_wrong_visualization.yml

@@ -0,0 +1,41 @@
+# Specify input
+from_data:
+  data_stem: ../data/synthetic_lb_data/data
+  phase_ids:
+  - 0
+
+# Specify work model
+work_model:
+  name: AffineCombination
+  parameters:
+    alpha: 1.0
+    beta: 0.0
+    gamma: 0.0
+
+# Specify algorithm
+algorithm:
+  name: InformAndTransfer
+  phase_id: 0
+  parameters:
+    n_iterations: 8
+    n_rounds: 4
+    fanout: 4
+    order_strategy: element_id
+    transfer_strategy: Recursive
+    criterion: Tempered
+    max_objects_per_transfer: 8
+    deterministic_transfer: true
+
+# Specify output
+output_dir: ../../output
+output_file_stem: output_file
+visualization:
+  x_ranks: 2
+  y_ranks: 2
+  z_ranks: 1
+  object_jitter: 0.5
+  rank_qoi: load
+  object_qoi: load
+  force_continuous_object_qoi: true
+  output_visualization_dir: ../../output
+  output_visualization_file_stem: output_file