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nix flake metadata: Show flake fingerprint

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This is useful for testing/debugging and maybe for sharing eval caches
(since it tells you what file in ~/.cache/nix/eval-cache-v5 to copy).
This commit is contained in:
Eelco Dolstra 2024-07-03 16:37:26 +02:00
parent 9d95c228ee
commit 1ff186fc6e
3 changed files with 10 additions and 0 deletions
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3
tests/nixos/tarball-flakes.nix
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@ -70,6 +70,9 @@ in
# Check that we got redirected to the immutable URL.
assert info["locked"]["url"] == "http://localhost/stable/${nixpkgs.rev}.tar.gz"
# Check that we got a fingerprint for caching.
assert info["fingerprint"]
# Check that we got the rev and revCount attributes.
assert info["revision"] == "${nixpkgs.rev}"
assert info["revCount"] == 1234