| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 38 of 73 | 47% | 4 of 6 | 33% | 4 | 9 | 8 | 17 | 2 | 6 |
| setStringAt(int, String) | | 0% | | 0% | 2 | 2 | 5 | 5 | 1 | 1 |
| getCharAt(int) | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| ensureLength(int) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| setCharAt(int, char) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| InfiniteString() | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| toString() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |