public void GetHeight_Merge()
{
var firstCommit = this.LibGit2Repository.Commit("First", this.Signer, this.Signer, new CommitOptions {
AllowEmptyCommit = true
});
var anotherBranch = this.LibGit2Repository.CreateBranch("another");
var secondCommit = this.LibGit2Repository.Commit("Second", this.Signer, this.Signer, new CommitOptions {
AllowEmptyCommit = true
});
Commands.Checkout(this.LibGit2Repository, anotherBranch);
Commit[] branchCommits = new Commit[5];
for (int i = 1; i <= branchCommits.Length; i++)
{
branchCommits[i - 1] = this.LibGit2Repository.Commit($"branch commit #{i}", this.Signer, this.Signer, new CommitOptions {
AllowEmptyCommit = true
});
}
this.LibGit2Repository.Merge(secondCommit, new Signature("t", "*****@*****.**", DateTimeOffset.Now), new MergeOptions {
FastForwardStrategy = FastForwardStrategy.NoFastForward
});
this.SetContextToHead();
// While we've created 8 commits, the tallest height is only 7.
Assert.Equal(7, LibGit2GitExtensions.GetHeight(this.Context));
// Now stop enumerating early on just one branch of the ancestry -- the number should remain high.
Assert.Equal(7, LibGit2GitExtensions.GetHeight(this.Context, c => c != secondCommit));
// This time stop in both branches of history, and verify that we count the taller one.
Assert.Equal(3, LibGit2GitExtensions.GetHeight(this.Context, c => c != secondCommit && c != branchCommits[2]));
}
public void GetHeight_EmptyRepo()
{
this.InitializeSourceControl();
Branch head = this.LibGit2Repository.Head;
Assert.Throws <InvalidOperationException>(() => LibGit2GitExtensions.GetHeight(this.Context));
Assert.Throws <InvalidOperationException>(() => LibGit2GitExtensions.GetHeight(this.Context, c => true));
}
public void GetHeight_SinglePath()
{
var first = this.LibGit2Repository.Commit("First", this.Signer, this.Signer, new CommitOptions {
AllowEmptyCommit = true
});
var second = this.LibGit2Repository.Commit("Second", this.Signer, this.Signer, new CommitOptions {
AllowEmptyCommit = true
});
var third = this.LibGit2Repository.Commit("Third", this.Signer, this.Signer, new CommitOptions {
AllowEmptyCommit = true
});
this.SetContextToHead();
Assert.Equal(3, LibGit2GitExtensions.GetHeight(this.Context));
Assert.Equal(3, LibGit2GitExtensions.GetHeight(this.Context, c => true));
Assert.Equal(2, LibGit2GitExtensions.GetHeight(this.Context, c => c != first));
Assert.Equal(1, LibGit2GitExtensions.GetHeight(this.Context, c => c != second));
}
