tests

loggedData() should always return a DataFrame; other minor fixen #1959

Job	Run time
coverage	4m 13s
tests-windows-latest-pacman (ucrt64, ucrt-x86_64)	1m 51s
canceller	8s
tests-windows-latest-pacman (mingw64, x86_64)	1m 57s
tests-Unix-CLI (macos-14, 3.9)	7m 54s
tests-Unix-CLI (ubuntu-24.04, 12, 3.12)	7m 45s
tests-Windows-CLI (ucrt64, ucrt-x86_64, 3.9)	21m 43s
tests-Windows-GUI (mingw64, x86_64)	14m 55s
tests-Unix-CLI (ubuntu-22.04, 9, 3.9)	7m 19s
tests-Unix-GUI (ubuntu-22.04, 5.15.2, 12)	7m 37s
tests-Unix-GUI (macos-15-intel, 6.7.3)	10m 6s
tests-Unix-GUI (ubuntu-22.04, 6.8.2, 12)	9m 16s
tests-Unix-GUI (ubuntu-22.04, 5.9.5, 9)	6m 49s
tests-Windows-GUI (ucrt64, ucrt-x86_64)	14m 32s
tests-Unix-GUI (macos-26, 6.9.2)	5m 22s
tests-Unix-GUI (macos-14, 6.7.3)	7m 41s
tests-Unix-CLI (macos-26, 3.13)	7m 29s
tests-Windows-CLI (mingw64, x86_64, 3.9)	22m 29s
	2h 39m 6s

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