| Name   | Interface break | Failed Testcases                                                                                                                   | Comment                                                                         |
|--------|-----------------|------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------|
| Hatice | no              | test_add_multiple_negative_numbers (tests.testStringcalculator.TestStringCalculator) ... Negatives not allowed: -10, -20, -30 FAIL |                                                                                 |
| Hatice | no              | test_add_single_negative_number (tests.testStringcalculator.TestStringCalculator) ... Negatives not allowed: -2 FAIL               |                                                                                 |
| Hatice | no              | test_add_with_custom_delimiter_multiple_characters (tests.testStringcalculator.TestStringCalculator) ... ERROR                     | Dein Code verarbeitet nur ein Zeichen als Delimiter, aber nicht mehrere Zeichen |