(command.CommandList
  children: [
    (command.Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (lhs_expr.LhsName name:test_description)
          op: Equal
          rhs: {(SQ <'diff -r -t shows directory additions and deletions'>)}
        )
      ]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(setup)} 
      {
        (SQ <'\n'> <'\tmkdir dc dr dt &&\n'> <'\t>dc/1 &&\n'> <'\t>dr/2 &&\n'> <'\t>dt/3 &&\n'> 
          <'\t>fc &&\n'> <'\t>fr &&\n'> <'\t>ft &&\n'> <'\tgit add . &&\n'> <'\ttest_tick &&\n'> <'\tgit commit -m initial &&\n'> 
          <'\n'> <'\trm -fr dt dr ft fr &&\n'> <'\tmkdir da ft &&\n'> <'\tfor p in dc/1 da/4 dt ft/5 fc\n'> <'\tdo\n'> 
          <'\t\techo hello >$p || exit\n'> <'\tdone &&\n'> <'\tgit add -u &&\n'> <'\tgit add . &&\n'> <'\ttest_tick &&\n'> 
          <'\tgit commit -m second\n'>
        )
      }
    )
    (command.SimpleCommand
      words: [{(cat)}]
      redirects: [
        (redir.Redir op:<Redir_Great '>'> fd:16777215 arg_word:{(expect)})
        (redir.HereDoc
          op: <Redir_DLess '<<'>
          fd: 16777215
          here_begin: {(word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\E'>) (OF)}
          here_end_span_id: 68
          stdin_parts: [
            ('A\tda\n')
            ('A\tda/4\n')
            ('M\tdc\n')
            ('M\tdc/1\n')
            ('D\tdr\n')
            ('D\tdr/2\n')
            ('A\tdt\n')
            ('D\tdt\n')
            ('D\tdt/3\n')
            ('M\tfc\n')
            ('D\tfr\n')
            ('D\tft\n')
            ('A\tft\n')
            ('A\tft/5\n')
          ]
        )
      ]
    )
    (C {(test_expect_success)} {(verify)} 
      {
        (SQ <'\n'> <'\tgit diff-tree -r -t --name-status HEAD^ HEAD >actual &&\n'> 
          <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {(test_done)})
  ]
)