feat(*): allow optional ordering by commit time

pkg/provider/git.go

@@ -29,6 +29,7 @@ type Repository struct {
 	auth                  transport.AuthMethod
 	repo                  *git.Repository
 	pushOptions           map[string]string
+	orderLogsByCommitTime bool
 }
 
 func (repo *Repository) Init(config map[string]string) error {
@@ -107,9 +108,13 @@ func (repo *Repository) GetCommits(fromSha, toSha string) ([]*semrel.RawCommit,
 		return nil, err
 	}
 
+	logOrder := git.LogOrderDefault
+	if repo.orderLogsByCommitTime {
+		logOrder = git.LogOrderCommitterTime
+	}
 	commits, err := repo.repo.Log(&git.LogOptions{
 		From:  *toHash,
-		Order: git.LogOrderCommitterTime,
+		Order: logOrder,
 	})
 	if err != nil {
 		return nil, err

pkg/provider/git_test.go

@@ -27,6 +27,7 @@ func TestGit(t *testing.T) {
 	t.Run("GetReleases", getReleases)
 	t.Run("GetCommits", getCommits)
 	t.Run("GetCommitsNoFFMerge", getCommitsNoFFMerge)
+	t.Run("GetCommitsNoFFMergeCTime", getCommitsNoFFMergeCTime)
 	t.Run("CreateRelease", createRelease)
 }
 
@@ -217,6 +218,22 @@ func getCommitsNoFFMerge(t *testing.T) {
 	initialCommitSha := releases[0].GetSHA()
 	commits, err := repo.GetCommits(initialCommitSha, "master")
 	require.NoError(err)
+	require.Len(commits, 1)
+}
+
+func getCommitsNoFFMergeCTime(t *testing.T) {
+	require := require.New(t)
+	dir, err := os.MkdirTemp("", "provider-git")
+	require.NoError(err)
+	repo, err := cloneRepo(dir, "http://localhost:3000/test/no_ff_merge.git")
+	repo.orderLogsByCommitTime = true
+	require.NoError(err)
+	releases, err := repo.GetReleases("")
+	require.NoError(err)
+	require.Len(releases, 1)
+	initialCommitSha := releases[0].GetSHA()
+	commits, err := repo.GetCommits(initialCommitSha, "master")
+	require.NoError(err)
 	require.Len(commits, 2)
 }