| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 0 of 182 | 100% | 0 of 24 | 100% | 0 | 20 | 0 | 38 | 0 | 8 |
| getString(int) | | 100% | | 100% | 0 | 4 | 0 | 8 | 0 | 1 |
| setCharAt(int, char) | | 100% | | 100% | 0 | 4 | 0 | 9 | 0 | 1 |
| getCharAt(int) | | 100% | | 100% | 0 | 4 | 0 | 8 | 0 | 1 |
| setStringAt(int, String) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| InfiniteString() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| ensureLength(int) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| ensureNegativeLength(int) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| getLeftmostPosition() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |