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Add Worktree_Packed_GetHeadCommitSha unit test #1289

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Add Worktree_Packed_GetHeadCommitSha unit test #1289

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a2d6f36
Update GitReferenceResolverTests.cs
vikukush Oct 1, 2024
50140f9
Worktree_Packed_GetHeadCommitSha
vikukush Oct 2, 2024
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40 changes: 40 additions & 0 deletions src/Microsoft.Build.Tasks.Git.UnitTests/GitRepositoryTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,46 @@ public void TryFindRepository_Worktree_Realistic()
Assert.Null(repository.WorkingDirectory);
}

[Fact]
public void Worktree_Packed_GetHeadCommitSha()
{
using var temp = new TempRoot();

var mainWorkingDir = temp.CreateDirectory();
var mainWorkingSubDir = mainWorkingDir.CreateDirectory("A");
var mainGitDir = mainWorkingDir.CreateDirectory(".git");
mainGitDir.CreateFile("HEAD");
mainGitDir.CreateFile("packed-refs").WriteAllText(
@"# pack-refs with: peeled fully-peeled sorted
1111111111111111111111111111111111111111 refs/heads/master
2222222222222222222222222222222222222222 refs/heads/br2
");

var worktreesDir = mainGitDir.CreateDirectory("worktrees");
var worktreeGitDir = worktreesDir.CreateDirectory("C");
var worktreeGitSubDir = worktreeGitDir.CreateDirectory("B");
var worktreeDir = temp.CreateDirectory();
var worktreeSubDir = worktreeDir.CreateDirectory("C");
var worktreeGitFile = worktreeDir.CreateFile(".git").WriteAllText("gitdir: " + worktreeGitDir + " \r\n\t\v");

worktreeGitDir.CreateFile("HEAD").WriteAllText("ref: refs/heads/br2\n");
worktreeGitDir.CreateFile("commondir").WriteAllText("../..\n");
worktreeGitDir.CreateFile("gitdir").WriteAllText(worktreeGitFile.Path + " \r\n\t\v");

// start under worktree directory:
Assert.True(GitRepository.TryFindRepository(worktreeSubDir.Path, out var location));
Assert.Equal(worktreeGitDir.Path, location.GitDirectory);
Assert.Equal(mainGitDir.Path, location.CommonDirectory);
Assert.Equal(worktreeDir.Path, location.WorkingDirectory);

var repository = GitRepository.OpenRepository(location, GitEnvironment.Empty);
Assert.Equal(location.GitDirectory, repository.GitDirectory);
Assert.Equal(location.WorkingDirectory, repository.WorkingDirectory);
Assert.Equal(location.CommonDirectory, repository.CommonDirectory);

Assert.Equal("2222222222222222222222222222222222222222", repository.GetHeadCommitSha());
}

[Fact]
public void LocateRepository_Submodule()
{
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