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swrup 2025-11-11 02:07:51 +01:00
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unikernel/duniverse/dune_/test/blackbox-tests/test-cases/dune-cache/empty-dir.t Normal file
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Check the cache restores empty directories
$ export DUNE_CACHE=enabled
$ export DUNE_CACHE_ROOT=$PWD/dune-cache
$ cat >dune-project <<EOF
> (lang dune 3.10)
> (using directory-targets 0.1)
> EOF
$ cat >dune <<EOF
> (rule
> (target (dir output))
> (action
> (progn
> (run mkdir output)
> (run mkdir output/child)
> (run touch output/file))))
> EOF
Build an empty directory.
$ dune build output
$ find _build/default/output | sort
_build/default/output
_build/default/output/child
_build/default/output/file
Restore it from cache.
$ rm -rf _build
$ dune build output
$ find _build/default/output | sort
_build/default/output
_build/default/output/child
_build/default/output/file