# File test/test_rubygit_index.rb, line 51
  def test_ordered_properly
    sha = @git.commits.first.tree.id

    i = @git.index
    i.read_tree(sha)
    i.add('lib.rb', 'test stuff')
    i.commit('message', [@git.commits.first], @user, nil, 'master')

    tr = @git.commits.first.tree.contents
    entries = tr.select { |c| c.name[0, 3] == 'lib' }.map { |c| c.name }
    assert_equal 'lib.rb', entries[0]
    assert_equal 'lib', entries[1]
  end