Test: Verify export functionality respects zero-hour filtering

test_export.py

@@ -68,6 +68,49 @@ class TestTamigoExport(unittest.TestCase):
         self.assertIn("2025-03-10", work_days)
         self.assertEqual(work_days["2025-03-10"]["hours"], 0)
 
+    @patch('tamigo.select_date_range')
+    @patch('questionary.select')
+    @patch('questionary.text')
+    @patch('tamigo.console')
+    def test_export_worked_hours_respects_zero_hour_filtering(self, mock_console, mock_text, mock_select, mock_date_range):
+        from tamigo import export_worked_hours
+        
+        # Mock API response with a 0-hour shift
+        mock_shifts = [
+            {
+                "Date": "/Date(1741564800000)/", # 2025-03-10
+                "StartTime": "2025-03-10T09:00:00Z",
+                "ActualShiftHours": 0,
+                "ActualShiftText": "Sick Day",
+                "IsAbsent": False
+            }
+        ]
+        self.client.get_employee_actual_shifts.return_value = mock_shifts
+        mock_date_range.return_value = (datetime(2025, 3, 1), datetime(2025, 3, 15))
+        
+        # 1. Test with show_zero_hours = False -> Should NOT export anything
+        with patch('tamigo.current_config', {'show_zero_hours': False}):
+            export_worked_hours(self.client)
+            # Verify the warning was printed
+            mock_console.print.assert_any_call("[warning]WARNING: NO LOG ENTRIES DETECTED.[/warning]")
+            self.assertFalse(os.path.exists("tamigo_export_20250301_20250315.csv"))
+
+        # 2. Test with show_zero_hours = True -> Should export the 0-hour day
+        mock_select.return_value.ask.return_value = "CSV"
+        mock_text.return_value.ask.return_value = "test_zero_export.csv"
+        
+        with patch('tamigo.current_config', {'show_zero_hours': True}):
+            export_worked_hours(self.client)
+        
+        self.assertTrue(os.path.exists("test_zero_export.csv"))
+        with open("test_zero_export.csv", "r") as f:
+            rows = list(csv.reader(f))
+            self.assertEqual(len(rows), 2) # Header + 1 data row
+            self.assertEqual(rows[1][0], "2025-03-10")
+            self.assertEqual(rows[1][1], "0.00")
+        
+        os.remove("test_zero_export.csv")
+
     @patch('tamigo.select_date_range')
     @patch('tamigo.get_worked_days')
     @patch('questionary.select')