Minor additions

Add return type annotation and some additional tests.
RDFLib · Jul 31, 2023 · 70f1d90 · 70f1d90
1 parent fa02d99
commit 70f1d90
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Showing 2 changed files with 21 additions and 1 deletion.
diff --git a/rdflib/paths.py b/rdflib/paths.py
@@ -215,7 +215,7 @@
 
 def _n3(
     arg: Union["URIRef", "Path"], namespace_manager: Optional["NamespaceManager"] = None
-):
+) -> str:
     # type error: Item "Path" of "Union[Path, URIRef]" has no attribute "n3"  [union-attr]
     if isinstance(arg, (SequencePath, AlternativePath)) and len(arg.args) > 1:
         return "(%s)" % arg.n3(namespace_manager)

diff --git a/test/test_path.py b/test/test_path.py
@@ -58,6 +58,11 @@
             f"<{RDF.type}>/<{RDFS.subClassOf}>*",
             "rdf:type/rdfs:subClassOf*",
         ),
+        (
+            RDF.type / ((SequencePath(RDFS.subClassOf)) * "*"),
+            f"<{RDF.type}>/<{RDFS.subClassOf}>*",
+            "rdf:type/rdfs:subClassOf*",
+        ),
         (
             RDF.type / RDFS.subClassOf * "*",
             f"(<{RDF.type}>/<{RDFS.subClassOf}>)*",
@@ -68,6 +73,21 @@
             f"!(<{RDF.type}>|<{RDFS.subClassOf}>)",
             "!(rdf:type|rdfs:subClassOf)",
         ),
+        (
+            -(RDF.type | ((SequencePath(RDFS.subClassOf)) * "*")),
+            f"!(<{RDF.type}>|<{RDFS.subClassOf}>*)",
+            "!(rdf:type|rdfs:subClassOf*)",
+        ),
+        (
+            SequencePath(RDFS.subClassOf),
+            f"<{RDFS.subClassOf}>",
+            "rdfs:subClassOf",
+        ),
+        (
+            AlternativePath(RDFS.subClassOf),
+            f"<{RDFS.subClassOf}>",
+            "rdfs:subClassOf",
+        ),
     ],
 )
 def test_paths_n3(