| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 14 of 63 | 77% | 1 of 6 | 83% | 2 | 8 | 1 | 13 | 1 | 5 |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| append(CharSequence) | | 91% | | 75% | 1 | 3 | 0 | 4 | 0 | 1 |
| append(CharSequence, int, int) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| EscapeJsonStringAppendableWrapper(Appendable) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| append(char) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |