tests

tests #457

Job	Run time
Tests (8.1, ubuntu-latest, prefer-lowest)	20s
Tests (8.1, ubuntu-latest, prefer-stable)	15s
Tests (8.1, macos-latest, prefer-lowest)	1m 8s
Tests (8.1, macos-latest, prefer-stable)	1m 6s
Tests (8.1, windows-latest, prefer-lowest)	37s
Tests (8.1, windows-latest, prefer-stable)	34s
Tests (8.2, ubuntu-latest, prefer-lowest)	14s
Tests (8.2, ubuntu-latest, prefer-stable)	19s
Tests (8.2, macos-latest, prefer-lowest)	1m 9s
Tests (8.2, macos-latest, prefer-stable)	1m 11s
Tests (8.2, windows-latest, prefer-lowest)	40s
Tests (8.2, windows-latest, prefer-stable)	42s
Tests (8.3, ubuntu-latest, prefer-lowest)	11s
Tests (8.3, ubuntu-latest, prefer-stable)	14s
Tests (8.3, macos-latest, prefer-lowest)	1m 6s
Tests (8.3, macos-latest, prefer-stable)	1m 13s
Tests (8.3, windows-latest, prefer-lowest)	36s
Tests (8.3, windows-latest, prefer-stable)	36s
Tests (8.4, ubuntu-latest, prefer-lowest)	14s
Tests (8.4, ubuntu-latest, prefer-stable)	20s
Tests (8.4, macos-latest, prefer-lowest)	1m 6s
Tests (8.4, macos-latest, prefer-stable)	1m 12s
Tests (8.4, windows-latest, prefer-lowest)	41s
Tests (8.4, windows-latest, prefer-stable)	37s
	16m 21s

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