diff --git a/tests/test_utils_readable.py b/tests/test_utils_readable.py
new file mode 100644
index 00000000..7501e9d4
--- /dev/null
+++ b/tests/test_utils_readable.py
@@ -0,0 +1,53 @@
+import pytest
+from slic.utils.readable import readable_seconds
+
+@pytest.mark.parametrize("seconds, expected", [
+
+    (59.4, "59 seconds"),
+    (59.9, "59 seconds"),
+    (119.9, "120 seconds"), 
+    (120.1, "2 minutes"),  
+    
+    (3599.4, "59 minutes"),  
+    (3599.9, "60 minutes"),  
+    (3600.1, "1 hour"),      
+    (7199.9, "119 minutes"), 
+    (7200.1, "2 hours"),     
+    
+    (90.4, "90 seconds"),    
+    (90.6, "91 seconds"),    
+    (121.9, "2 minutes"),   
+    (3659.9, "60 minutes"), 
+    (3660.1, "1 hour"),    
+    
+    (2629746 * 0.5, "15 days"),     
+    (2629746 * 0.9, "27 days"),      
+    (2629746 * 1.0, "1 month"),     
+    (2629746 * 1.1, "1 month"),     
+    (2629746 * 1.5, "1 month"),     
+    (2629746 * 1.9, "1 month"),     
+    (2629746 * 2.0, "2 months"),   
+    (2629746 * 2.1, "2 months"),    
+    
+    (31556904 * 0.9, "9 months"),   
+    (31556904 * 1.0, "1 year"),     
+    (31556904 * 1.1, "1 year"),     
+    (31556904 * 1.5, "1 year"),     
+    (31556904 * 1.9, "1 year"),     
+    (31556904 * 2.0, "2 years"),    
+    (31556904 * 2.1, "2 years"),     
+    
+    (2629746 * 1.99, "1 month"),     
+    (2629746 * 2.01, "2 months"),    
+    (31556904 * 1.99, "1 year"),    
+    (31556904 * 2.01, "2 years"), 
+    
+    (2629746 * 11.9, "11 months"),  
+    (2629746 * 12.1, "1 year"),   
+    (31556904 * 0.1, "1 month"),   
+    (31556904 * 0.49, "5 months")   
+    
+])
+
+def test_rounding_cases(seconds, expected):
+    assert readable_seconds(seconds) == expected
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