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file tests: in the "tempname with parent" test, temporarily unset the TMPDIR environment variable while running the test #43012

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Nov 9, 2021
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14 changes: 8 additions & 6 deletions test/file.jl
Original file line number Diff line number Diff line change
Expand Up @@ -106,13 +106,15 @@ using Random
end

@testset "tempname with parent" begin
t = tempname()
@test dirname(t) == tempdir()
mktempdir() do d
t = tempname(d)
@test dirname(t) == d
withenv("TMPDIR" => nothing) do
t = tempname()
@test dirname(t) == tempdir()
mktempdir() do d
t = tempname(d)
@test dirname(t) == d
end
@test_throws ArgumentError tempname(randstring())
end
@test_throws ArgumentError tempname(randstring())
end

child_eval(code::String) = eval(Meta.parse(readchomp(`$(Base.julia_cmd()) -E $code`)))
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