From dcc861e04e442e351886343dd4354d8eaf6dd1a7 Mon Sep 17 00:00:00 2001
From: Shyam D <shyamd@lbl.gov>
Date: Sat, 10 Jul 2021 10:10:32 -0700
Subject: [PATCH] add tests for deprecated material construction

---
 tests/emmet-core/vasp/test_materials.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tests/emmet-core/vasp/test_materials.py b/tests/emmet-core/vasp/test_materials.py
index 33222945bf..ba2883dfe7 100644
--- a/tests/emmet-core/vasp/test_materials.py
+++ b/tests/emmet-core/vasp/test_materials.py
@@ -32,5 +32,18 @@ def test_make_mat(test_tasks):
         MaterialsDoc.from_tasks(bad_task_group, use_statics=False)
 
 
+def test_make_deprecated_mat(test_tasks):
+    bad_task_group = [
+        task for task in test_tasks if task.task_type != TaskType.Structure_Optimization
+    ]
+
+    material = MaterialsDoc.construct_deprecated_material(bad_task_group)
+
+    assert material.deprecated
+    assert material.formula_pretty == "Si"
+    assert len(material.task_ids) == 3
+    assert material.entries is None
+
+
 def test_schema():
     MaterialsDoc.schema()