Function addAndGetTree

diff_test.go:649–685

addAndGetTree creates a file and commits it, returning the commit and tree

(t *testing.T, repo *Repository, filename string, content string)

// addAndGetTree creates a file and commits it, returning the commit and tree
func addAndGetTree(t *testing.T, repo *Repository, filename string, content string) (*Commit, *Tree) {
	headCommit, err := headCommit(repo)
	checkFatal(t, err)
	defer headCommit.Free()

	p := repo.Path()
	p = strings.TrimSuffix(p, ".git")
	p = strings.TrimSuffix(p, ".git/")

	err = ioutil.WriteFile(path.Join(p, filename), []byte((content)), 0777)
	checkFatal(t, err)

	index, err := repo.Index()
	checkFatal(t, err)
	defer index.Free()

	err = index.AddByPath(filename)
	checkFatal(t, err)

	newTreeOID, err := index.WriteTreeTo(repo)
	checkFatal(t, err)

	newTree, err := repo.LookupTree(newTreeOID)
	checkFatal(t, err)
	defer newTree.Free()

	commitId, err := repo.CreateCommit("HEAD", signature(), signature(), fmt.Sprintf("add %s", filename), newTree, headCommit)
	checkFatal(t, err)

	commit, err := repo.LookupCommit(commitId)
	checkFatal(t, err)

	tree, err := commit.Tree()
	checkFatal(t, err)

	return commit, tree
}