(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <'log family learns --stdin'>)}
          spids: [13]
        )
      ]
      spids: [13]
    )
    (C {(.)} {(./test-lib.sh)})
    (FuncDef
      name: check
      body: 
        (BraceGroup
          children: [
            (ForEach
              iter_name: cmd
              iter_words: [{(rev-list)} {(DQ ('log --stat'))}]
              do_arg_iter: False
              body: 
                (DoGroup
                  children: [
                    (AndOr
                      children: [
                        (ForEach
                          iter_name: i
                          iter_words: [{(DQ ($ VSub_At '$@'))}]
                          do_arg_iter: False
                          body: 
                            (DoGroup
                              children: [
                                (C {(printf)} 
                                  {(DQ ('%s') (EscapedLiteralPart token:<Lit_EscapedChar '\\n'>))} {($ VSub_Name '$i')}
                                )
                              ]
                              spids: [59 72]
                            )
                          redirects: [(Redir op_id:Redir_Great fd:-1 arg_word:{(input)} spids:[74])]
                          spids: [53 -1]
                        )
                        (C {(test_expect_success)} 
                          {(DQ ('check ') ($ VSub_Name '$cmd') (' ') ($ VSub_Star '$*'))} 
                          {
                            (SQ <'\n'> <'\t\t\tgit $cmd $(cat input) >expect &&\n'> 
                              <'\t\t\tgit $cmd --stdin <input >actual &&\n'> <'\t\t\tsed -e "s/^/input /" input &&\n'> <'\t\t\tsed -e "s/^/output /" expect &&\n'> 
                              <'\t\t\ttest_cmp expect actual\n'> <'\t\t'>
                            )
                          }
                        )
                      ]
                      op_id: Op_DAmp
                    )
                  ]
                  spids: [45 100]
                )
              spids: [37 -1]
            )
          ]
          spids: [29]
        )
      spids: [24 28]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:them) op:Equal rhs:{(SQ <'1 2 3 4 5 6 7'>)} spids:[105])]
      spids: [105]
    )
    (C {(test_expect_success)} {(setup)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tfor i in 0 $them\n'> <'\t\tdo\n'> <'\t\t\tfor j in $them\n'> 
          <'\t\t\tdo\n'> <'\t\t\t\techo $i.$j >file-$j &&\n'> <'\t\t\t\tgit add file-$j || exit\n'> <'\t\t\tdone &&\n'> 
          <'\t\t\ttest_tick &&\n'> <'\t\t\tgit commit -m $i || exit\n'> <'\t\tdone &&\n'> <'\t\tfor i in $them\n'> <'\t\tdo\n'> 
          <'\t\t\tgit checkout -b side-$i master~$i &&\n'> <'\t\t\techo updated $i >file-$i &&\n'> <'\t\t\tgit add file-$i &&\n'> <'\t\t\ttest_tick &&\n'> 
          <'\t\t\tgit commit -m side-$i || exit\n'> <'\t\tdone\n'> <'\t)\n'>
        )
      }
    )
    (C {(check)} {(master)})
    (C {(check)} {(side-1)} {(Lit_Other '^') (side-4)})
    (C {(check)} {(side-1)} {(Lit_Other '^') (side-7)} {(--)})
    (C {(check)} {(side-1)} {(Lit_Other '^') (side-7)} {(--)} {(file-1)})
    (C {(check)} {(side-1)} {(Lit_Other '^') (side-7)} {(--)} {(file-2)})
    (C {(check)} {(side-3)} {(Lit_Other '^') (side-4)} {(--)} {(file-3)})
    (C {(check)} {(side-3)} {(Lit_Other '^') (side-2)})
    (C {(check)} {(side-3)} {(Lit_Other '^') (side-2)} {(--)} {(file-1)})
    (C {(test_expect_success)} {(SQ <'not only --stdin'>)} 
      {
        (SQ <'\n'> <'\tcat >expect <<-EOF &&\n'> <'\t7\n'> <'\n'> <'\tfile-1\n'> <'\tfile-2\n'> <'\tEOF\n'> 
          <'\tcat >input <<-EOF &&\n'> <'\t^master^\n'> <'\t--\n'> <'\tfile-2\n'> <'\tEOF\n'> 
          <'\tgit log --pretty=tformat:%s --name-only --stdin master -- file-1 \\\n'> <'\t\t<input >actual &&\n'> <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {(test_done)})
  ]
)