Make the TNS and SSO resolver case-insensitive (#545)

* Make the TNS and SSO resolver case-insensitive

* Add tests for lower cases

apps/api/utils.py

@@ -1400,7 +1400,8 @@ def return_resolver_pdf(payload: dict) -> pd.DataFrame:
                     0, False, False
                 )
             else:
-                to_evaluate = "key:key:{}".format(name)
+                # indices are case-insensitive
+                to_evaluate = "key:key:{}".format(name.lower())
                 results = client.scan(
                     "",
                     to_evaluate,
@@ -1472,11 +1473,11 @@ def return_resolver_pdf(payload: dict) -> pd.DataFrame:
 
             if nmax == 1:
                 # Prefix with internal marker
-                to_evaluate = "key:key:{}-".format(name)
+                to_evaluate = "key:key:{}-".format(name.lower())
             elif nmax > 1:
                 # This enables e.g. autocompletion tasks
                 client.setLimit(nmax)
-                to_evaluate = "key:key:{}".format(name)
+                to_evaluate = "key:key:{}".format(name.lower())
 
             results = client.scan(
                 "",

tests/api_resolver_test.py

@@ -82,6 +82,20 @@ def test_tns_resolver() -> None:
     for col in cols:
         assert col in pdf.columns, col
 
+def test_tns_lower_case() -> None:
+    """
+    Examples
+    ---------
+    >>> test_tns_lower_case()
+    """
+    pdf = resolver(resolver='tns', name='sn 2023')
+
+    # Not empty
+    assert not pdf.empty
+
+    # One object found
+    assert len(pdf) == 10
+
 def test_reverse_tns_resolver() -> None:
     """
     Examples
@@ -168,6 +182,22 @@ def test_ssodnet_resolver() -> None:
 
     assert '2002MA06' in pdf['i:ssnamenr'].values, pdf
 
+def test_ssodnet_lower_case() -> None:
+    """
+    Examples
+    ---------
+    >>> test_ssodnet_lower_case()
+    """
+    pdf = resolver(resolver='ssodnet', name='julienpeloton')
+
+    # Not empty
+    assert not pdf.empty
+
+    # One object found
+    assert len(pdf) == 1, pdf
+
+    assert 'Julienpeloton' in pdf['i:name'].values, pdf
+
 def test_reverse_ssodnet_resolver() -> None:
     """
     Examples