>     Treap _remap should support multiple ranges
>   ․ Treap _remap should support multiple ranges
>     Treap _remap should emit the inverse of the patch corresponding to the previous value before the patch corresponding to the new value
>   ․ Treap _remap should emit the inverse of the patch corresponding to the previous value before the patch corresponding to the new value
39c43
<   18 passing (2s)
---
>   20 passing (2s)