| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 25 of 54 | 53% | 1 of 4 | 75% | 1 | 6 | 2 | 9 | 0 | 4 |
| rewrite(ConcatWs) | | 32% | | 75% | 1 | 3 | 2 | 4 | 0 | 1 |
| buildRules() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| ConcatWsMultiArrayToOne() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |