tests

tests #565

Job	Run time
Tests (8.1, windows-latest, prefer-stable)	37s
Tests (8.2, ubuntu-latest, prefer-lowest)	15s
Tests (8.1, ubuntu-latest, prefer-stable)	23s
Tests (8.1, macos-latest, prefer-stable)	1m 9s
Tests (8.1, windows-latest, prefer-lowest)	38s
Tests (8.2, windows-latest, prefer-lowest)	38s
Tests (8.2, macos-latest, prefer-lowest)	1m 6s
Tests (8.2, ubuntu-latest, prefer-stable)	15s
Tests (8.2, windows-latest, prefer-stable)	39s
Tests (8.2, macos-latest, prefer-stable)	1m 7s
Tests (8.1, macos-latest, prefer-lowest)	1m 22s
Tests (8.3, windows-latest, prefer-lowest)	42s
Tests (8.3, ubuntu-latest, prefer-stable)	21s
Tests (8.1, ubuntu-latest, prefer-lowest)	20s
Tests (8.3, ubuntu-latest, prefer-lowest)	21s
Tests (8.3, macos-latest, prefer-lowest)	1m 7s
Tests (8.4, windows-latest, prefer-lowest)	39s
Tests (8.4, ubuntu-latest, prefer-stable)	20s
Tests (8.3, macos-latest, prefer-stable)	1m 9s
Tests (8.4, ubuntu-latest, prefer-lowest)	22s
Tests (8.4, macos-latest, prefer-lowest)	1m 14s
Tests (8.3, windows-latest, prefer-stable)	39s
Tests (8.4, windows-latest, prefer-stable)	37s
Tests (8.4, macos-latest, prefer-stable)	1m 11s
	17m 11s

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