wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-06-25 02:21:16 +02:00
Code Activity

Merge pull request #10044 from edolstra/empty-git-repos

Browse source 
Handle empty Git repositories / workdirs
This commit is contained in:
Théophane Hufschmitt 2024-02-20 14:01:23 +01:00 • committed by GitHub
commit d2c6a93bd5
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
8 changed files with 67 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

25
tests/functional/fetchGit.sh
View file

@ -271,3 +271,28 @@ git -C "$repo" add hello .gitignore
git -C "$repo" commit -m 'Bla1'
cd "$repo"
path11=$(nix eval --impure --raw --expr "(builtins.fetchGit ./.).outPath")
# Test a workdir with no commits.
empty="$TEST_ROOT/empty"
git init "$empty"
emptyAttrs='{ lastModified = 0; lastModifiedDate = "19700101000000"; narHash = "sha256-pQpattmS9VmO3ZIQUFn66az8GSmB4IvYhTTCFn6SUmo="; rev = "0000000000000000000000000000000000000000"; revCount = 0; shortRev = "0000000"; submodules = false; }'
[[ $(nix eval --impure --expr "builtins.removeAttrs (builtins.fetchGit $empty) [\"outPath\"]") = $emptyAttrs ]]
echo foo > "$empty/x"
[[ $(nix eval --impure --expr "builtins.removeAttrs (builtins.fetchGit $empty) [\"outPath\"]") = $emptyAttrs ]]
git -C "$empty" add x
[[ $(nix eval --impure --expr "builtins.removeAttrs (builtins.fetchGit $empty) [\"outPath\"]") = '{ lastModified = 0; lastModifiedDate = "19700101000000"; narHash = "sha256-wzlAGjxKxpaWdqVhlq55q5Gxo4Bf860+kLeEa/v02As="; rev = "0000000000000000000000000000000000000000"; revCount = 0; shortRev = "0000000"; submodules = false; }' ]]
# Test a repo with an empty commit.
git -C "$empty" rm -f x
git -C "$empty" config user.email "foobar@example.com"
git -C "$empty" config user.name "Foobar"
git -C "$empty" commit --allow-empty --allow-empty-message --message ""
nix eval --impure --expr "let attrs = builtins.fetchGit $empty; in assert attrs.lastModified != 0; assert attrs.rev != \"0000000000000000000000000000000000000000\"; assert attrs.revCount == 1; true"