diff --git a/tests/unit/test_normalize_depends_on.py b/tests/unit/test_normalize_depends_on.py
index de773e6..8024233 100644
--- a/tests/unit/test_normalize_depends_on.py
+++ b/tests/unit/test_normalize_depends_on.py
@@ -1,43 +1,45 @@
+from __future__ import annotations
+
 import copy
+import unittest
+from typing import Any
+
+from parameterized import parameterized
 
 from podman_compose import normalize_service
 
-test_cases_simple = [
-    (
-        {"depends_on": "my_service"},
-        {"depends_on": {"my_service": {"condition": "service_started"}}},
-    ),
-    (
-        {"depends_on": ["my_service"]},
-        {"depends_on": {"my_service": {"condition": "service_started"}}},
-    ),
-    (
-        {"depends_on": ["my_service1", "my_service2"]},
-        {
-            "depends_on": {
-                "my_service1": {"condition": "service_started"},
-                "my_service2": {"condition": "service_started"},
+
+class TestNormalizeServicesSimple(unittest.TestCase):
+    @parameterized.expand([
+        (
+            {"depends_on": "my_service"},
+            {"depends_on": {"my_service": {"condition": "service_started"}}},
+        ),
+        (
+            {"depends_on": ["my_service"]},
+            {"depends_on": {"my_service": {"condition": "service_started"}}},
+        ),
+        (
+            {"depends_on": ["my_service1", "my_service2"]},
+            {
+                "depends_on": {
+                    "my_service1": {"condition": "service_started"},
+                    "my_service2": {"condition": "service_started"},
+                },
             },
-        },
-    ),
-    (
-        {"depends_on": {"my_service": {"condition": "service_started"}}},
-        {"depends_on": {"my_service": {"condition": "service_started"}}},
-    ),
-    (
-        {"depends_on": {"my_service": {"condition": "service_healthy"}}},
-        {"depends_on": {"my_service": {"condition": "service_healthy"}}},
-    ),
-]
-
-
-def test_normalize_service_simple():
-    for test_case, expected in copy.deepcopy(test_cases_simple):
-        test_original = copy.deepcopy(test_case)
-        test_case = normalize_service(test_case)
-        test_result = expected == test_case
-        if not test_result:
-            print("test:     ", test_original)
-            print("expected: ", expected)
-            print("actual:   ", test_case)
-        assert test_result
+        ),
+        (
+            {"depends_on": {"my_service": {"condition": "service_started"}}},
+            {"depends_on": {"my_service": {"condition": "service_started"}}},
+        ),
+        (
+            {"depends_on": {"my_service": {"condition": "service_healthy"}}},
+            {"depends_on": {"my_service": {"condition": "service_healthy"}}},
+        ),
+    ])
+    def test_normalize_service_simple(
+        self, test_case: dict[str, Any], expected: dict[str, Any]
+    ) -> None:
+        copy.deepcopy(test_case)
+        result = normalize_service(test_case)
+        self.assertEqual(result, expected)