Superman screen-test pairs, via @DiscussingFilm a day before casting — confirmed
The pairs surfaced on June 26, 2023. David Corenswet and Rachel Brosnahan were cast on June 27.
Leaked on 26 June 2023

On June 26, 2023, @DiscussingFilm posted the Clark and Lois screen-test pairs for Superman: Legacy, including Nicholas Hoult with Rachel Brosnahan and David Corenswet with Emma Mackey.
On June 27, Deadline, Variety and The Guardian reported that Corenswet would play Superman and Brosnahan would play Lois Lane.
Confirmed: both leads came from the reported test pool.