Add tests/test_utils_picklio.py

tests/test_utils_picklio.py

@@ -0,0 +1,34 @@
+import pytest
+import sys
+import os
+sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
+from slic.utils.picklio import *
+
+@pytest.mark.parametrize(
+    "test_obj",
+    [
+        {"a": 1, "b": [2, 3], "c": {"world": "ok"}},
+        [1, 2, 3, 4, 5],
+        "simple string",
+        42,
+        3.14159,
+        (True, False, None),
+        {"complex": [{"list": [1, 2]}, {"dict": {"x": 10}}]},
+    ]
+)
+def test_pickle_and_unpickle(tmp_path, test_obj):
+    filepath = tmp_path / "file.txt"
+
+    pickle(test_obj, filepath)
+
+    # Check if the file has been created
+    assert filepath.exists()
+
+    # Read the filed file
+    loaded_obj = unpickle(filepath)
+
+    # Verify that the content is similar to the given one + to see if the files are well read by unpickle()
+    assert loaded_obj == test_obj
+
+    # Remove the created file
+    os.remove(filepath)