chore: fixing unit test case sensitivity

Handling filesystem specific case sensitivity, by creating temporary files and checking if they point towards same file using their inodes. This fixes #992

Signed-off-by: Achraf Maghous <achraf.maghous@oracle.com>

tests/artifact/test_local_artifact.py

@@ -1,9 +1,10 @@
-# Copyright (c) 2024 - 2024, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2024 - 2025, Oracle and/or its affiliates. All rights reserved.
 # Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/.
 
 """Test the local artifact utilities."""
 
 import os
+import tempfile
 from pathlib import Path
 
 import pytest
@@ -18,6 +19,18 @@
 from macaron.errors import LocalArtifactFinderError
 
 
+def is_case_sensitive_filesystem() -> bool:
+    """Check if current filesystem is case-sensitive."""
+    with tempfile.NamedTemporaryFile(prefix="Tmp") as tmp:
+        base = tmp.name
+        lower = base.lower()
+        upper = base.upper()
+
+        return not (os.path.exists(lower) or os.path.exists(upper)) or (
+            os.path.exists(lower) and os.path.exists(upper) and os.stat(lower).st_ino != os.stat(upper).st_ino
+        )
+
+
 @pytest.mark.parametrize(
     ("purl_str", "expectation"),
     [
@@ -205,13 +218,21 @@ def test_get_local_artifact_paths_succeeded_pypi(tmp_path: Path) -> None:
     python_venv_path = f"{tmp_path_str}/.venv/lib/python3.11/site-packages"
 
     # We are also testing if the patterns match case-insensitively.
-    pypi_artifact_paths = [
-        f"{python_venv_path}/macaron",
-        f"{python_venv_path}/macaron-0.13.0.dist-info",
-        f"{python_venv_path}/Macaron-0.13.0.dist-info",
-        f"{python_venv_path}/macaron-0.13.0.data",
-        f"{python_venv_path}/Macaron-0.13.0.data",
-    ]
+
+    if not is_case_sensitive_filesystem():
+        pypi_artifact_paths = [
+            f"{python_venv_path}/macaron",
+            f"{python_venv_path}/macaron-0.13.0.dist-info",
+            f"{python_venv_path}/macaron-0.13.0.data",
+        ]
+    else:
+        pypi_artifact_paths = [
+            f"{python_venv_path}/macaron",
+            f"{python_venv_path}/macaron-0.13.0.dist-info",
+            f"{python_venv_path}/Macaron-0.13.0.dist-info",
+            f"{python_venv_path}/macaron-0.13.0.data",
+            f"{python_venv_path}/Macaron-0.13.0.data",
+        ]
 
     os.makedirs(python_venv_path)