diff --git a/tests/unit/test_utils.py b/tests/unit/test_utils.py
index db575216a..cbb971b85 100644
--- a/tests/unit/test_utils.py
+++ b/tests/unit/test_utils.py
@@ -1,9 +1,13 @@
+import sys
 import uuid
 
 import pytest
 from vorta.keyring.abc import VortaKeyring
 from vorta.utils import (
     find_best_unit_for_sizes,
+    get_path_datasize,
+    is_system_tray_available,
+    normalize_path,
     pretty_bytes,
 )
 
@@ -55,7 +59,9 @@ def test_best_unit_for_sizes_nonmetric(sizes, expected_unit):
     ],
 )
 def test_pretty_bytes_fixed_units(size, metric, precision, fixed_unit, expected_output):
-    # test pretty bytes when specifying a fixed unit of measurement
+    """
+    test pretty bytes when specifying a fixed unit of measurement
+    """
     output = pretty_bytes(size, metric=metric, precision=precision, fixed_unit=fixed_unit)
     assert output == expected_output
 
@@ -74,3 +80,60 @@ def test_pretty_bytes_nonfixed_units(size, metric, expected_output):
     # test pretty bytes when NOT specifying a fixed unit of measurement
     output = pretty_bytes(size, metric=metric, precision=1)
     assert output == expected_output
+
+
+def test_normalize_path():
+    """
+    Test that path is normalized for macOS, but does nothing for other platforms.
+    """
+    input_path = '/Users/username/caf\u00e9/file.txt'
+    expected_output = '/Users/username/café/file.txt'
+
+    actual_output = normalize_path(input_path)
+
+    if sys.platform == 'darwin':
+        assert actual_output == expected_output
+    else:
+        assert actual_output == input_path
+
+
+def test_get_path_datasize(tmpdir):
+    """
+    Test that get_path_datasize() works correctly when passed excluded patterns.
+    """
+    # Create a temporary directory for testing
+    test_dir = tmpdir.mkdir("test_dir")
+    test_file = test_dir.join("test_file.txt")
+    test_file.write("Hello, World!")
+
+    # Create a subdirectory with a file to exclude
+    excluded_dir = test_dir.mkdir("excluded_dir")
+    excluded_file = excluded_dir.join("excluded_file.txt")
+    excluded_file.write("Excluded file, should not be checked.")
+
+    exclude_patterns = [f"{excluded_dir}"]
+
+    # Test when the path is a directory
+    data_size, files_count = get_path_datasize(str(test_dir), exclude_patterns)
+    assert data_size == len("Hello, World!")
+    assert files_count == 1
+
+    # Test when the path is a file
+    data_size, files_count = get_path_datasize(str(test_file), exclude_patterns)
+    assert data_size == len("Hello, World!")
+    assert files_count == 1
+
+    # Test when the path is a directory with an excluded file
+    data_size, files_count = get_path_datasize(str(excluded_dir), exclude_patterns)
+    assert data_size == 0
+    assert files_count == 0
+
+
+def test_is_system_tray_available(mocker):
+    """
+    sanity check to ensure proper behavior
+    """
+    mocker.patch('PyQt6.QtWidgets.QSystemTrayIcon.isSystemTrayAvailable', return_value=False)
+    assert is_system_tray_available() is False
+    mocker.patch('PyQt6.QtWidgets.QSystemTrayIcon.isSystemTrayAvailable', return_value=True)
+    assert is_system_tray_available() is True