tests

Empty tuple instead of None for PlatformInfo version properties fallthrough #5905

Job	Run time
test_cygwin (39, windows-latest)	15m 43s
collateral (diffcov)	5m 29s
test (3.9, ubuntu-latest)	4m 39s
collateral (docs)	1m 45s
test (3.9, macos-latest)	4m 4s
test (3.9, windows-latest)	12m 16s
test (3.13, ubuntu-latest)	5m 21s
test (3.13, macos-latest)	4m 5s
test (3.13, windows-latest)	13m 39s
test (3.10, ubuntu-latest)	4m 31s
test (3.11, ubuntu-latest)	4m 23s
test (3.12, ubuntu-latest)	5m 44s
test (3.14, ubuntu-latest)	6m 52s
test (pypy3.10, ubuntu-latest, stdlib)	15m 50s
test (ubuntu-latest, 3.10, stdlib)	4m 24s
integration-test	0s
check	2s
release	0s
	1h 48m 47s

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