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source common.sh
clearStore
drvPath=$(nix-instantiate dependencies.nix)
outPath=$(nix-store -rvv "$drvPath")
# Set a GC root.
rm -f "$NIX_STATE_DIR"/gcroots/foo
ln -sf $outPath "$NIX_STATE_DIR"/gcroots/foo
[ "$(nix-store -q --roots $outPath)" = "$NIX_STATE_DIR/gcroots/foo -> $outPath" ]
nix-store --gc --print-roots | grep $outPath
nix-store --gc --print-live | grep $outPath
nix-store --gc --print-dead | grep $drvPath
if nix-store --gc --print-dead | grep -E $outPath$; then false; fi
nix-store --gc --print-dead
inUse=$(readLink $outPath/reference-to-input-2)
if nix-store --delete $inUse; then false; fi
test -e $inUse
if nix-store --delete $outPath; then false; fi
test -e $outPath
for i in $NIX_STORE_DIR/*; do
if [[ $i =~ /trash ]]; then continue; fi # compat with old daemon
touch $i.lock
touch $i.chroot
done
nix-collect-garbage
# Check that the root and its dependencies haven't been deleted.
cat $outPath/foobar
cat $outPath/reference-to-input-2/bar
# Check that the derivation has been GC'd.
if test -e $drvPath; then false; fi
rm "$NIX_STATE_DIR"/gcroots/foo
nix-collect-garbage
# Check that the output has been GC'd.
if test -e $outPath/foobar; then false; fi
# Check that the store is empty.
rmdir $NIX_STORE_DIR/.links
rmdir $NIX_STORE_DIR
## Test `nix-collect-garbage -d`
testCollectGarbageD () {
clearProfiles
# Run two `nix-env` commands, should create two generations of
# the profile
nix-env -f ./user-envs.nix -i foo-1.0 "$@"
nix-env -f ./user-envs.nix -i foo-2.0pre1 "$@"
[[ $(nix-env --list-generations "$@" | wc -l) -eq 2 ]]
# Clear the profile history. There should be only one generation
# left
nix-collect-garbage -d
[[ $(nix-env --list-generations "$@" | wc -l) -eq 1 ]]
}
# `nix-env` doesn't work with CA derivations, so let's ignore that bit if we're
# using them
if [[ -z "${NIX_TESTS_CA_BY_DEFAULT:-}" ]]; then
testCollectGarbageD
# Run the same test, but forcing the profiles an arbitrary location.
rm ~/.nix-profile
ln -s $TEST_ROOT/blah ~/.nix-profile
testCollectGarbageD
# Run the same test, but forcing the profiles at their legacy location under
# /nix/var/nix.
#
# Note that we *don't* use the default profile; `nix-collect-garbage` will
# need to check the legacy conditional unconditionally not just follow
# `~/.nix-profile` to pass this test.
#
# Regression test for #8294
rm ~/.nix-profile
testCollectGarbageD --profile "$NIX_STATE_DIR/profiles/per-user/me"
fi
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