(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <'Test git update-ref error handling'>)}
          spids: [4]
        )
      ]
      spids: [4]
    )
    (C {(.)} {(./test-lib.sh)})
    (FuncDef
      name: test_update_rejected
      body: 
        (BraceGroup
          children: [
            (AndOr
              children: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:before)
                      op: Equal
                      rhs: {(DQ ($ VSub_Number '$1'))}
                      spids: [52]
                    )
                  ]
                  spids: [52]
                )
                (AndOr
                  children: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:pack)
                          op: Equal
                          rhs: {(DQ ($ VSub_Number '$2'))}
                          spids: [60]
                        )
                      ]
                      spids: [60]
                    )
                    (AndOr
                      children: [
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:create)
                              op: Equal
                              rhs: {(DQ ($ VSub_Number '$3'))}
                              spids: [68]
                            )
                          ]
                          spids: [68]
                        )
                        (AndOr
                          children: [
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:error)
                                  op: Equal
                                  rhs: {(DQ ($ VSub_Number '$4'))}
                                  spids: [76]
                                )
                              ]
                              spids: [76]
                            )
                            (AndOr
                              children: [
                                (Pipeline
                                  children: [
                                    (C {(printf)} 
                                      {
                                        (DQ ('create ') ($ VSub_Name '$prefix') ('/%s ') 
                                          ($ VSub_Name '$C') (Lit_Other '\\') (n)
                                        )
                                      } {($ VSub_Name '$before')}
                                    )
                                    (C {(git)} {(update-ref)} {(--stdin)})
                                  ]
                                  negated: False
                                )
                                (AndOr
                                  children: [
                                    (SimpleCommand
                                      words: [{(git)} {(for-each-ref)} {($ VSub_Name '$prefix')}]
                                      redirects: [
                                        (Redir
                                          op_id: Redir_Great
                                          fd: 16777215
                                          arg_word: {(unchanged)}
                                          spids: [115]
                                        )
                                      ]
                                    )
                                    (AndOr
                                      children: [
                                        (If
                                          arms: [
                                            (if_arm
                                              cond: [(C {($ VSub_Name '$pack')})]
                                              action: [(C {(git)} {(pack-refs)} {(--all)})]
                                              spids: [16777215 126]
                                            )
                                          ]
                                          spids: [16777215 136]
                                        )
                                        (AndOr
                                          children: [
                                            (SimpleCommand
                                              words: [
                                                {(printf)}
                                                {
                                                  (DQ ('create ') ($ VSub_Name '$prefix') ('/%s ') 
                                                    ($ VSub_Name '$C') (Lit_Other '\\') (n)
                                                  )
                                                }
                                                {($ VSub_Name '$create')}
                                              ]
                                              redirects: [
                                                (Redir
                                                  op_id: Redir_Great
                                                  fd: 16777215
                                                  arg_word: {(input)}
                                                  spids: [154]
                                                )
                                              ]
                                            )
                                            (AndOr
                                              children: [
                                                (SimpleCommand
                                                  words: [
                                                    {(test_must_fail)}
                                                    {(git)}
                                                    {(update-ref)}
                                                    {(--stdin)}
                                                  ]
                                                  redirects: [
                                                    (Redir
                                                      op_id: Redir_Less
                                                      fd: 16777215
                                                      arg_word: {(input)}
                                                      spids: [168]
                                                    )
                                                    (Redir
                                                      op_id: Redir_Great
                                                      fd: 2
                                                      arg_word: {(output.err)}
                                                      spids: [171]
                                                    )
                                                  ]
                                                )
                                                (AndOr
                                                  children: [
                                                    (C {(grep)} {(-F)} {(DQ ($ VSub_Name '$error'))} 
                                                      {(output.err)}
                                                    )
                                                    (AndOr
                                                      children: [
                                                        (SimpleCommand
                                                          words: [
                                                            {(git)}
                                                            {(for-each-ref)}
                                                            {($ VSub_Name '$prefix')}
                                                          ]
                                                          redirects: [
                                                            (Redir
                                                              op_id: Redir_Great
                                                              fd: 16777215
                                                              arg_word: {(actual)}
                                                              spids: [196]
                                                            )
                                                          ]
                                                        )
                                                        (C {(test_cmp)} {(unchanged)} {(actual)})
                                                      ]
                                                      op_id: Op_DAmp
                                                    )
                                                  ]
                                                  op_id: Op_DAmp
                                                )
                                              ]
                                              op_id: Op_DAmp
                                            )
                                          ]
                                          op_id: Op_DAmp
                                        )
                                      ]
                                      op_id: Op_DAmp
                                    )
                                  ]
                                  op_id: Op_DAmp
                                )
                              ]
                              op_id: Op_DAmp
                            )
                          ]
                          op_id: Op_DAmp
                        )
                      ]
                      op_id: Op_DAmp
                    )
                  ]
                  op_id: Op_DAmp
                )
              ]
              op_id: Op_DAmp
            )
          ]
          spids: [49]
        )
      spids: [44 48]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:Q) op:Equal rhs:{(DQ ("'"))} spids:[211])]
      spids: [211]
    )
    (C {(test_expect_success)} {(SQ <setup>)} 
      {
        (SQ <'\n'> <'\n'> <'\tgit commit --allow-empty -m Initial &&\n'> 
          <'\tC=$(git rev-parse HEAD) &&\n'> <'\tgit commit --allow-empty -m Second &&\n'> <'\tD=$(git rev-parse HEAD) &&\n'> 
          <'\tgit commit --allow-empty -m Third &&\n'> <'\tE=$(git rev-parse HEAD)\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'existing loose ref is a simple prefix of new'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/1l &&\n'> 
          <'\ttest_update_rejected "a c e" false "b c/x d" \\\n'> <'\t\t"$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'existing packed ref is a simple prefix of new'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/1p &&\n'> 
          <'\ttest_update_rejected "a c e" true "b c/x d" \\\n'> <'\t\t"$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'existing loose ref is a deeper prefix of new'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/2l &&\n'> 
          <'\ttest_update_rejected "a c e" false "b c/x/y d" \\\n'> <'\t\t"$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x/y$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'existing packed ref is a deeper prefix of new'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/2p &&\n'> 
          <'\ttest_update_rejected "a c e" true "b c/x/y d" \\\n'> <'\t\t"$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x/y$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'new ref is a simple prefix of existing loose'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/3l &&\n'> 
          <'\ttest_update_rejected "a c/x e" false "b c d" \\\n'> <'\t\t"$Q$prefix/c/x$Q exists; cannot create $Q$prefix/c$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'new ref is a simple prefix of existing packed'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/3p &&\n'> 
          <'\ttest_update_rejected "a c/x e" true "b c d" \\\n'> <'\t\t"$Q$prefix/c/x$Q exists; cannot create $Q$prefix/c$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'new ref is a deeper prefix of existing loose'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/4l &&\n'> 
          <'\ttest_update_rejected "a c/x/y e" false "b c d" \\\n'> <'\t\t"$Q$prefix/c/x/y$Q exists; cannot create $Q$prefix/c$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'new ref is a deeper prefix of existing packed'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/4p &&\n'> 
          <'\ttest_update_rejected "a c/x/y e" true "b c d" \\\n'> <'\t\t"$Q$prefix/c/x/y$Q exists; cannot create $Q$prefix/c$Q"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'one new ref is a simple prefix of another'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tprefix=refs/5 &&\n'> 
          <'\ttest_update_rejected "a e" false "b c c/x d" \\\n'> <'\t\t"cannot process $Q$prefix/c$Q and $Q$prefix/c/x$Q at the same time"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool rev-parse'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-rev-parse &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tgit pack-refs --all &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> <'\techo "$C" >expected &&\n'> 
          <'\tgit rev-parse $prefix/foo >actual &&\n'> <'\ttest_cmp expected actual\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool for-each-ref'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-for-each-ref &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tgit for-each-ref $prefix >expected &&\n'> <'\tgit pack-refs --all &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> 
          <'\tgit for-each-ref $prefix >actual &&\n'> <'\ttest_cmp expected actual\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-create &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> 
          <'\tprintf "create %s $C\\n" $prefix/foo |\n'> <'\tgit update-ref --stdin\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool verify'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-verify &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tgit pack-refs --all &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> <'\tprintf "verify %s $C\\n" $prefix/foo |\n'> 
          <'\tgit update-ref --stdin\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool 1-arg update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-update-1 &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tgit pack-refs --all &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> <'\tprintf "update %s $D\\n" $prefix/foo |\n'> 
          <'\tgit update-ref --stdin\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool 2-arg update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-update-2 &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tgit pack-refs --all &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> <'\tprintf "update %s $D $C\\n" $prefix/foo |\n'> 
          <'\tgit update-ref --stdin\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool 0-arg delete'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-delete-0 &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tgit pack-refs --all &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> <'\tprintf "delete %s\\n" $prefix/foo |\n'> 
          <'\tgit update-ref --stdin\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'empty directory should not fool 1-arg delete'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/e-delete-1 &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tgit pack-refs --all &&\n'> <'\tmkdir -p .git/$prefix/foo/bar/baz &&\n'> <'\tprintf "delete %s $C\\n" $prefix/foo |\n'> 
          <'\tgit update-ref --stdin\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'missing old value blocks update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/missing-update &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/foo $E $D" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'incorrect old value blocks update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/incorrect-update &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tcat >expected <<-EOF &&\n'> <'\tfatal: cannot lock ref $Q$prefix/foo$Q: is at $C but expected $D\n'> <'\tEOF\n'> 
          <'\tprintf "%s\\n" "update $prefix/foo $E $D" |\n'> <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'existing old value blocks create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/existing-create &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tcat >expected <<-EOF &&\n'> <'\tfatal: cannot lock ref $Q$prefix/foo$Q: reference already exists\n'> <'\tEOF\n'> 
          <'\tprintf "%s\\n" "create $prefix/foo $E" |\n'> <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'incorrect old value blocks delete'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/incorrect-delete &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> 
          <'\tcat >expected <<-EOF &&\n'> <'\tfatal: cannot lock ref $Q$prefix/foo$Q: is at $C but expected $D\n'> <'\tEOF\n'> 
          <'\tprintf "%s\\n" "delete $prefix/foo $D" |\n'> <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'missing old value blocks indirect update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/missing-indirect-update &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/symref $E $D" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'incorrect old value blocks indirect update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/incorrect-indirect-update &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <'\tfatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D\n'> <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/symref $E $D" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'existing old value blocks indirect create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/existing-indirect-create &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <'\tfatal: cannot lock ref $Q$prefix/symref$Q: reference already exists\n'> <'\tEOF\n'> <'\tprintf "%s\\n" "create $prefix/symref $E" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'incorrect old value blocks indirect delete'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/incorrect-indirect-delete &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <'\tfatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D\n'> <'\tEOF\n'> <'\tprintf "%s\\n" "delete $prefix/symref $D" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'missing old value blocks indirect no-deref update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/missing-noderef-update &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <'\tfatal: cannot lock ref $Q$prefix/symref$Q: reference is missing but expected $D\n'> <'\tEOF\n'> <'\tprintf "%s\\n" "option no-deref" "update $prefix/symref $E $D" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'incorrect old value blocks indirect no-deref update'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/incorrect-noderef-update &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <'\tfatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D\n'> <'\tEOF\n'> <'\tprintf "%s\\n" "option no-deref" "update $prefix/symref $E $D" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'existing old value blocks indirect no-deref create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/existing-noderef-create &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <'\tfatal: cannot lock ref $Q$prefix/symref$Q: reference already exists\n'> <'\tEOF\n'> <'\tprintf "%s\\n" "option no-deref" "create $prefix/symref $E" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'incorrect old value blocks indirect no-deref delete'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/incorrect-noderef-delete &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tgit update-ref $prefix/foo $C &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <'\tfatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D\n'> <'\tEOF\n'> <'\tprintf "%s\\n" "option no-deref" "delete $prefix/symref $D" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'non-empty directory blocks create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/ne-create &&\n'> <'\tmkdir -p .git/$prefix/foo/bar &&\n'> 
          <'\t: >.git/$prefix/foo/bar/baz.lock &&\n'> <'\ttest_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/foo$Q: there is a non-empty directory $Q.git/$prefix/foo$Q blocking reference $Q$prefix/foo$Q\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/foo $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/foo $D $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'broken reference blocks create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/broken-create &&\n'> <'\tmkdir -p .git/$prefix &&\n'> 
          <'\techo "gobbledigook" >.git/$prefix/foo &&\n'> <'\ttest_when_finished "rm -f .git/$prefix/foo" &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/foo $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/foo $D $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'non-empty directory blocks indirect create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/ne-indirect-create &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\tmkdir -p .git/$prefix/foo/bar &&\n'> <'\t: >.git/$prefix/foo/bar/baz.lock &&\n'> 
          <'\ttest_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/symref$Q: there is a non-empty directory $Q.git/$prefix/foo$Q blocking reference $Q$prefix/foo$Q\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/symref $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/symref $D $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'broken reference blocks indirect create'>)} 
      {
        (SQ <'\n'> <'\tprefix=refs/broken-indirect-create &&\n'> 
          <'\tgit symbolic-ref $prefix/symref $prefix/foo &&\n'> <'\techo "gobbledigook" >.git/$prefix/foo &&\n'> 
          <'\ttest_when_finished "rm -f .git/$prefix/foo" &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/symref $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err &&\n'> <'\tcat >expected <<-EOF &&\n'> 
          <
'\tfatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken\n'
          > <'\tEOF\n'> <'\tprintf "%s\\n" "update $prefix/symref $D $C" |\n'> 
          <'\ttest_must_fail git update-ref --stdin 2>output.err &&\n'> <'\ttest_cmp expected output.err\n'>
        )
      }
    )
    (C {(test_done)})
  ]
)