RFC: Fix Unit Tests #50

Job	Run time
cache_population (ubuntu-latest, 3.10, R2022b)	10m 32s
main (macos-latest, 3.8, R2021b)	15m 53s
main (macos-latest, 3.8, R2022a)	14m 4s
main (macos-latest, 3.8, R2022b)	16m 21s
main (macos-latest, 3.8, R2023a)	21m 14s
main (macos-latest, 3.9, R2021b)	20m 34s
main (macos-latest, 3.9, R2022a)	18m 58s
main (macos-latest, 3.9, R2022b)	19m 42s
main (macos-latest, 3.9, R2023a)	20m 42s
main (macos-latest, 3.10, R2022b)	21m 19s
main (macos-latest, 3.10, R2023a)	18m 54s
main (ubuntu-latest, 3.8, R2021b)	8m 24s
main (ubuntu-latest, 3.8, R2022a)	9m 18s
main (ubuntu-latest, 3.8, R2022b)	8m 15s
main (ubuntu-latest, 3.8, R2023a)	8m 16s
main (ubuntu-latest, 3.9, R2021b)	8m 14s
main (ubuntu-latest, 3.9, R2022a)	8m 44s
main (ubuntu-latest, 3.9, R2022b)	9m 48s
main (ubuntu-latest, 3.9, R2023a)	9m 20s
main (ubuntu-latest, 3.9, R2023b)	9m 7s
main (ubuntu-latest, 3.10, R2023a)	10m 19s
main (ubuntu-latest, 3.10, R2023b)	8m 46s
main (ubuntu-latest, 3.11, R2023b)	9m 50s
	5h 6m 34s

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