(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'CRLF conversion'>)}
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (command.ShFunction
      name: has_cr
      body: 
        (BraceGroup
          children: [
            (command.Pipeline
              children: [
                (command.Simple
                  words: [{<tr>} {(SQ <'\\015'>)} {<Q>}]
                  redirects: [
                    (redir
                      op: <Id.Redir_Less '<'>
                      loc: (redir_loc.Fd fd:0)
                      arg: {(DQ ($ Id.VSub_Number '$1'))}
                    )
                  ]
                  do_fork: T
                )
                (command.Simple
                  words: [{<grep>} {<Q>}]
                  redirects: [
                    (redir
                      op: <Id.Redir_Great '>'>
                      loc: (redir_loc.Fd fd:1)
                      arg: {<'/dev/null'>}
                    )
                  ]
                  do_fork: T
                )
              ]
              negated: F
            )
          ]
        )
    )
    (C {<test_expect_success>} {<setup>} 
      {
        (SQ <'\n'> <'\n'> <'\tgit config core.autocrlf false &&\n'> <'\n'> 
          <'\techo "one text" > .gitattributes &&\n'> <'\n'> <'\tfor w in Hello world how are you; do echo $w; done >one &&\n'> 
          <'\tfor w in I am very very fine thank you; do echo $w; done >two &&\n'> <'\tgit add . &&\n'> <'\n'> <'\tgit commit -m initial &&\n'> <'\n'> 
          <'\tone=$(git rev-parse HEAD:one) &&\n'> <'\ttwo=$(git rev-parse HEAD:two) &&\n'> <'\n'> <'\techo happy.\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'eol=lf puts LFs in normalized file'>)} 
      {
        (SQ <'\n'> <'\n'> <'\trm -f .gitattributes tmp one two &&\n'> <'\tgit config core.eol lf &&\n'> 
          <'\tgit read-tree --reset -u HEAD &&\n'> <'\n'> <'\t! has_cr one &&\n'> <'\t! has_cr two &&\n'> <'\tonediff=$(git diff one) &&\n'> 
          <'\ttwodiff=$(git diff two) &&\n'> <'\ttest -z "$onediff" && test -z "$twodiff"\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'eol=crlf puts CRLFs in normalized file'>)} 
      {
        (SQ <'\n'> <'\n'> <'\trm -f .gitattributes tmp one two &&\n'> 
          <'\tgit config core.eol crlf &&\n'> <'\tgit read-tree --reset -u HEAD &&\n'> <'\n'> <'\thas_cr one &&\n'> <'\t! has_cr two &&\n'> 
          <'\tonediff=$(git diff one) &&\n'> <'\ttwodiff=$(git diff two) &&\n'> <'\ttest -z "$onediff" && test -z "$twodiff"\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'autocrlf=true overrides eol=lf'>)} 
      {
        (SQ <'\n'> <'\n'> <'\trm -f .gitattributes tmp one two &&\n'> <'\tgit config core.eol lf &&\n'> 
          <'\tgit config core.autocrlf true &&\n'> <'\tgit read-tree --reset -u HEAD &&\n'> <'\n'> <'\thas_cr one &&\n'> <'\thas_cr two &&\n'> 
          <'\tonediff=$(git diff one) &&\n'> <'\ttwodiff=$(git diff two) &&\n'> <'\ttest -z "$onediff" && test -z "$twodiff"\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'autocrlf=true overrides unset eol'>)} 
      {
        (SQ <'\n'> <'\n'> <'\trm -f .gitattributes tmp one two &&\n'> 
          <'\tgit config --unset-all core.eol &&\n'> <'\tgit config core.autocrlf true &&\n'> <'\tgit read-tree --reset -u HEAD &&\n'> <'\n'> 
          <'\thas_cr one &&\n'> <'\thas_cr two &&\n'> <'\tonediff=$(git diff one) &&\n'> <'\ttwodiff=$(git diff two) &&\n'> 
          <'\ttest -z "$onediff" && test -z "$twodiff"\n'>
        )
      }
    )
    (C {<test_expect_success>} {<NATIVE_CRLF>} {(SQ <'eol native is crlf'>)} 
      {
        (SQ <'\n'> <'\n'> <'\trm -rf native_eol && mkdir native_eol &&\n'> <'\t(\n'> 
          <'\t\tcd native_eol &&\n'> <'\t\tprintf "*.txt text\\n" >.gitattributes &&\n'> 
          <'\t\tprintf "one\\r\\ntwo\\r\\nthree\\r\\n" >filedos.txt &&\n'> <'\t\tprintf "one\\ntwo\\nthree\\n" >fileunix.txt &&\n'> <'\t\tgit init &&\n'> 
          <'\t\tgit config core.autocrlf false &&\n'> <'\t\tgit config core.eol native &&\n'> <'\t\tgit add filedos.txt fileunix.txt &&\n'> 
          <'\t\tgit commit -m "first" &&\n'> <'\t\trm file*.txt &&\n'> <'\t\tgit reset --hard HEAD &&\n'> <'\t\thas_cr filedos.txt &&\n'> 
          <'\t\thas_cr fileunix.txt\n'> <'\t)\n'>
        )
      }
    )
    (C {<test_done>})
  ]
)