| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 119 of 310 | 61% | 22 of 48 | 54% | 18 | 32 | 18 | 64 | 3 | 8 |
| codePointAt(CharSequence, int, int) | | 39% | | 66% | 4 | 7 | 4 | 13 | 0 | 1 |
| nextEscapeIndex(CharSequence, int, int) | | 0% | | 0% | 5 | 5 | 8 | 8 | 1 | 1 |
| escape(String) | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| escape(Appendable) | | 0% | | 0% | 3 | 3 | 2 | 2 | 1 | 1 |
| escapeSlow(String, int) | | 96% | | 83% | 3 | 10 | 1 | 32 | 0 | 1 |
| static {...} | | 83% | | 50% | 1 | 2 | 0 | 2 | 0 | 1 |
| growBuffer(char[], int, int) | | 100% | | 100% | 0 | 2 | 0 | 4 | 0 | 1 |
| UnicodeEscaper() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |