add tests for summary warnings

Author: esoteric-ephemera

tests/materials/test_summary.py

@@ -7,6 +7,7 @@
 from pymatgen.analysis.magnetism import Ordering
 
 from mp_api.client.routes.materials.summary import SummaryRester
+from mp_api.client.core.client import MPRestWarning, MPRestError
 
 excluded_params = [
     "include_gnome",
@@ -44,7 +45,8 @@
 }  # type: dict
 
 custom_field_tests = {
-    "material_ids": ["mp-149"],
+    "material_ids": ["mp-149","mp-13"],
+    "material_ids": "mp-149",
     "formula": "SiO2",
     "chemsys": "Si-O",
     "elements": ["Si", "O"],
@@ -112,3 +114,20 @@ def test_list_like_input():
 
     with pytest.raises(ValueError, match="retrieve all data first and then filter"):
         _ = search_method(crystal_system=list(CrystalSystem))
+
+@pytest.mark.skipif(os.getenv("MP_API_KEY") is None, reason="No API key found.")
+def test_warning_messages():
+
+    search_method = SummaryRester().search
+
+    with pytest.warns(MPRestWarning,match="You have specified fields used by"):
+        _ = search_method(nelements=10)
+    
+    with pytest.raises(MPRestError,match="You have specified fields known to both"):
+        _ = search_method(nelements=10,num_elements=11)
+
+    with pytest.raises(MPRestError,match="You have specified the following kwargs which are unknown to"):
+        _ = search_method(apples = "oranges")
+
+    with pytest.raises(MPRestError,match="not a valid property"):
+        _ = search_method(num_elements=10, has_props=["apples"])