| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 116 of 116 | 0% | 4 of 4 | 0% | 13 | 13 | 26 | 26 | 11 | 11 |
| concat(String[]) | | 0% | | 0% | 3 | 3 | 8 | 8 | 1 | 1 |
| concat(String, String, String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| concat(String, String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| Concatenator(char) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| Concatenator(String) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| Concatenator(Exception) | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| Concatenator() | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| cat(String[]) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| newConcatenator(String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| setSeparator(String) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| concat(Exception) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |