assert that path exists

Author: 2bndy5

clang_tools/util.py

@@ -116,4 +116,5 @@ def parse_version(version: str) -> Tuple[int]:
     try:
         return tuple([int(x) for x in version_tuple])
     except ValueError:
+        assert Path(version).exists(), "specified version is not a semantic or a path"
         return (0, 0, 0)

tests/test_util.py

@@ -43,5 +43,5 @@ def test_get_sha(monkeypatch: pytest.MonkeyPatch):
 
 def test_version_path():
     """Tests version parsing when given specification is a path."""
-    version = "some/path/to/bin/folder"
+    version = str(Path(__file__).parent)
     assert parse_version(version) == (0, 0, 0)