| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 109 of 109 | 0% | 14 of 14 | 0% | 19 | 19 | 30 | 30 | 12 | 12 |
| write(char[], int, int) | | 0% | | 0% | 7 | 7 | 6 | 6 | 1 | 1 |
| StringBuilderWriter(int) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| StringBuilderWriter() | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| append(CharSequence, int, int) | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| write(String, int, int) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| write(int) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| write(String) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| append(CharSequence) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| append(char) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| flush() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| close() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |