lix/tests/functional/gc-runtime.sh

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source common.sh
set -m # enable job control, needed for kill
profiles="$NIX_STATE_DIR"/profiles
rm -rf $profiles
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nix-env -p $profiles/test -f ./gc-runtime.nix -i gc-runtime-{program,environ,open}
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programPath=$(nix-env -p $profiles/test -q --no-name --out-path gc-runtime-program)
environPath=$(nix-env -p $profiles/test -q --no-name --out-path gc-runtime-environ)
openPath=$(nix-env -p $profiles/test -q --no-name --out-path gc-runtime-open)
echo $programPath $environPath $openPath
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echo "backgrounding program..."
export environPath
$profiles/test/program $openPath/open &
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sleep 2 # hack - wait for the program to get started
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child=$!
echo PID=$child
nix-env -p $profiles/test -e gc-runtime-{program,environ,open}
nix-env -p $profiles/test --delete-generations old
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nix-store --gc
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kill -- -$child
if ! test -e $programPath; then
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echo "running program was garbage collected!"
exit 1
fi
if ! test -e $environPath; then
echo "file in environment variable was garbage collected!"
exit 1
fi
if ! test -e $openPath; then
echo "opened file was garbage collected!"
exit 1
fi
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exit 0