core/pkgs/build-support/trivial-builders/test/writeClosure-union.nix

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2024-05-02 00:46:19 +00:00
{ lib
, runCommandLocal
# Test targets
, writeClosure
, samples
}:
runCommandLocal "test-trivial-builders-writeClosure-union" {
__structuredAttrs = true;
closures = lib.mapAttrs (n: v: writeClosure [ v ]) samples;
collectiveClosure = writeClosure (lib.attrValues samples);
inherit samples;
meta.maintainers = with lib.maintainers; [
ShamrockLee
];
} ''
set -eu -o pipefail
echo >&2 Testing mixed closures...
echo >&2 Checking all samples "(''${samples[*]})" "$collectiveClosure"
diff -U3 \
<(sort <"$collectiveClosure") \
<(cat "''${closures[@]}" | sort | uniq)
touch "$out"
''