(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'Test notes merging with manual conflict resolution'>)}
          spids: [13]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (C {<test_expect_success>} {(SQ <'setup commits'>)} 
      {
        (SQ <'\n'> <'\ttest_commit 1st &&\n'> <'\ttest_commit 2nd &&\n'> <'\ttest_commit 3rd &&\n'> 
          <'\ttest_commit 4th &&\n'> <'\ttest_commit 5th\n'>
        )
      }
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:commit_sha1)
          op: assign_op.Equal
          rhs: 
            {
              (command_sub
                left_token: <Id.Left_DollarParen '$('>
                child: 
                  (C {<git>} {<rev-parse>} 
                    {<1st> <Id.Lit_Other '^'> <Id.Lit_LBrace '{'> <commit> <Id.Lit_RBrace '}'>}
                  )
              )
            }
          spids: [43]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:commit_sha2)
          op: assign_op.Equal
          rhs: 
            {
              (command_sub
                left_token: <Id.Left_DollarParen '$('>
                child: 
                  (C {<git>} {<rev-parse>} 
                    {<2nd> <Id.Lit_Other '^'> <Id.Lit_LBrace '{'> <commit> <Id.Lit_RBrace '}'>}
                  )
              )
            }
          spids: [56]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:commit_sha3)
          op: assign_op.Equal
          rhs: 
            {
              (command_sub
                left_token: <Id.Left_DollarParen '$('>
                child: 
                  (C {<git>} {<rev-parse>} 
                    {<3rd> <Id.Lit_Other '^'> <Id.Lit_LBrace '{'> <commit> <Id.Lit_RBrace '}'>}
                  )
              )
            }
          spids: [69]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:commit_sha4)
          op: assign_op.Equal
          rhs: 
            {
              (command_sub
                left_token: <Id.Left_DollarParen '$('>
                child: 
                  (C {<git>} {<rev-parse>} 
                    {<4th> <Id.Lit_Other '^'> <Id.Lit_LBrace '{'> <commit> <Id.Lit_RBrace '}'>}
                  )
              )
            }
          spids: [82]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:commit_sha5)
          op: assign_op.Equal
          rhs: 
            {
              (command_sub
                left_token: <Id.Left_DollarParen '$('>
                child: 
                  (C {<git>} {<rev-parse>} 
                    {<5th> <Id.Lit_Other '^'> <Id.Lit_LBrace '{'> <commit> <Id.Lit_RBrace '}'>}
                  )
              )
            }
          spids: [95]
        )
      ]
    )
    (command.ShFunction
      name: verify_notes
      body: 
        (BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:notes_ref)
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_Number '$1'))}
                  spids: [117]
                )
              ]
            )
            (command.AndOr
              ops: [Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp]
              children: [
                (command.Pipeline
                  children: [
                    (C {<git>} {<-c>} 
                      {<core.notesRef> <Id.Lit_Equals '='> 
                        (DQ <'refs/notes/'> ($ Id.VSub_DollarName '$notes_ref'))
                      } {<notes>}
                    )
                    (command.Simple
                      words: [{<sort>}]
                      redirects: [
                        (redir
                          op: <Id.Redir_Great '>'>
                          loc: (redir_loc.Fd fd:1)
                          arg: {(DQ <output_notes_> ($ Id.VSub_DollarName '$notes_ref'))}
                        )
                      ]
                      do_fork: T
                    )
                  ]
                  negated: F
                )
                (C {<test_cmp>} {(DQ <expect_notes_> ($ Id.VSub_DollarName '$notes_ref'))} 
                  {(DQ <output_notes_> ($ Id.VSub_DollarName '$notes_ref'))}
                )
                (command.Simple
                  words: [
                    {<git>}
                    {<-c>}
                    {<core.notesRef> <Id.Lit_Equals '='> 
                      (DQ <'refs/notes/'> ($ Id.VSub_DollarName '$notes_ref'))
                    }
                    {<log>}
                    {<--format> <Id.Lit_Equals '='> (DQ <'%H %s%n%N'>)}
                  ]
                  redirects: [
                    (redir
                      op: <Id.Redir_Great '>'>
                      loc: (redir_loc.Fd fd:1)
                      arg: {(DQ <output_log_> ($ Id.VSub_DollarName '$notes_ref'))}
                    )
                  ]
                  do_fork: T
                )
                (C {<test_cmp>} {(DQ <expect_log_> ($ Id.VSub_DollarName '$notes_ref'))} 
                  {(DQ <output_log_> ($ Id.VSub_DollarName '$notes_ref'))}
                )
              ]
            )
          ]
        )
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 232
                  stdin_parts: [
                    <'6e8e3febca3c2bb896704335cc4d0c34cb2f8715 '>
                    ($ Id.VSub_DollarName '$commit_sha4')
                    <'\n'>
                    <'e5388c10860456ee60673025345fe2e153eb8cf8 '>
                    ($ Id.VSub_DollarName '$commit_sha3')
                    <'\n'>
                    <'ceefa674873670e7ecd131814d909723cce2b669 '>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_x>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_x>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 261
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'x notes on 4th commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'x notes on 3rd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'x notes on 2nd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'setup merge base (x)'>)} 
      {
        (SQ <'\n'> <'\tgit config core.notesRef refs/notes/x &&\n'> 
          <'\tgit notes add -m "x notes on 2nd commit" 2nd &&\n'> <'\tgit notes add -m "x notes on 3rd commit" 3rd &&\n'> 
          <'\tgit notes add -m "x notes on 4th commit" 4th &&\n'> <'\tverify_notes x\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 301
                  stdin_parts: [
                    <'e2bfd06a37dd2031684a59a6e2b033e212239c78 '>
                    ($ Id.VSub_DollarName '$commit_sha4')
                    <'\n'>
                    <'5772f42408c0dd6f097a7ca2d24de0e78d1c46b1 '>
                    ($ Id.VSub_DollarName '$commit_sha3')
                    <'\n'>
                    <'b0a6021ec006d07e80e9b20ec9b444cbd9d560d3 '>
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_y>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_y>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 330
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'y notes on 4th commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'y notes on 3rd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'y notes on 1st commit\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'setup local branch (y)'>)} 
      {
        (SQ <'\n'> <'\tgit update-ref refs/notes/y refs/notes/x &&\n'> 
          <'\tgit config core.notesRef refs/notes/y &&\n'> <'\tgit notes add -f -m "y notes on 1st commit" 1st &&\n'> <'\tgit notes remove 2nd &&\n'> 
          <'\tgit notes add -f -m "y notes on 3rd commit" 3rd &&\n'> <'\tgit notes add -f -m "y notes on 4th commit" 4th &&\n'> <'\tverify_notes y\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 372
                  stdin_parts: [
                    <'cff59c793c20bb49a4e01bc06fb06bad642e0d54 '>
                    ($ Id.VSub_DollarName '$commit_sha4')
                    <'\n'>
                    <'283b48219aee9a4105f6cab337e789065c82c2b9 '>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                    <'0a81da8956346e19bcb27a906f04af327e03e31b '>
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_z>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_z>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 401
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'z notes on 4th commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'z notes on 2nd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'z notes on 1st commit\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'setup remote branch (z)'>)} 
      {
        (SQ <'\n'> <'\tgit update-ref refs/notes/z refs/notes/x &&\n'> 
          <'\tgit config core.notesRef refs/notes/z &&\n'> <'\tgit notes add -f -m "z notes on 1st commit" 1st &&\n'> 
          <'\tgit notes add -f -m "z notes on 2nd commit" 2nd &&\n'> <'\tgit notes remove 3rd &&\n'> <'\tgit notes add -f -m "z notes on 4th commit" 4th &&\n'> 
          <'\tverify_notes z\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 470
                  stdin_parts: [
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                    ($ Id.VSub_DollarName '$commit_sha3')
                    <'\n'>
                    ($ Id.VSub_DollarName '$commit_sha4')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_conflicts>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir
          op: <Id.Redir_Great '>'>
          loc: (redir_loc.Fd fd:1)
          arg: {<expect_conflict_> ($ Id.VSub_DollarName '$commit_sha1')}
        )
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 487
              stdin_parts: [
                <'<<<<<<< refs/notes/m\n'>
                <'y notes on 1st commit\n'>
                <'=======\n'>
                <'z notes on 1st commit\n'>
                <'>>>>>>> refs/notes/z\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir
          op: <Id.Redir_Great '>'>
          loc: (redir_loc.Fd fd:1)
          arg: {<expect_conflict_> ($ Id.VSub_DollarName '$commit_sha2')}
        )
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 500
              stdin_parts: [<'z notes on 2nd commit\n'>]
            )
        )
      ]
      do_fork: T
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir
          op: <Id.Redir_Great '>'>
          loc: (redir_loc.Fd fd:1)
          arg: {<expect_conflict_> ($ Id.VSub_DollarName '$commit_sha3')}
        )
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 513
              stdin_parts: [<'y notes on 3rd commit\n'>]
            )
        )
      ]
      do_fork: T
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir
          op: <Id.Redir_Great '>'>
          loc: (redir_loc.Fd fd:1)
          arg: {<expect_conflict_> ($ Id.VSub_DollarName '$commit_sha4')}
        )
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 530
              stdin_parts: [
                <'<<<<<<< refs/notes/m\n'>
                <'y notes on 4th commit\n'>
                <'=======\n'>
                <'z notes on 4th commit\n'>
                <'>>>>>>> refs/notes/z\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<cp>} {<expect_notes_y>} {<expect_notes_m>})
    (C {<cp>} {<expect_log_y>} {<expect_log_m>})
    (command.Simple
      words: [{<git>} {<rev-parse>} {<'refs/notes/y'>}]
      redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<pre_merge_y>})]
      do_fork: T
    )
    (command.Simple
      words: [{<git>} {<rev-parse>} {<'refs/notes/z'>}]
      redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<pre_merge_z>})]
      do_fork: T
    )
    (C {<test_expect_success>} 
      {(SQ <'merge z into m (== y) with default ("manual") resolver => Conflicting 3-way merge'>)} 
      {
        (SQ <'\n'> <'\tgit update-ref refs/notes/m refs/notes/y &&\n'> 
          <'\tgit config core.notesRef refs/notes/m &&\n'> <'\ttest_must_fail git notes merge z >output &&\n'> 
          <'\t# Output should point to where to resolve conflicts\n'> <'\ttest_i18ngrep "\\\\.git/NOTES_MERGE_WORKTREE" output &&\n'> <'\t# Inspect merge conflicts\n'> 
          <'\tls .git/NOTES_MERGE_WORKTREE >output_conflicts &&\n'> <'\ttest_cmp expect_conflicts output_conflicts &&\n'> <'\t( for f in $(cat expect_conflicts); do\n'> 
          <'\t\ttest_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||\n'> <'\t\texit 1\n'> <'\tdone ) &&\n'> 
          <'\t# Verify that current notes tree (pre-merge) has not changed (m == y)\n'> <'\tverify_notes y &&\n'> <'\tverify_notes m &&\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 615
                  stdin_parts: [
                    <'00494adecf2d9635a02fa431308d67993f853968 '>
                    ($ Id.VSub_DollarName '$commit_sha4')
                    <'\n'>
                    <'283b48219aee9a4105f6cab337e789065c82c2b9 '>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                    <'0a81da8956346e19bcb27a906f04af327e03e31b '>
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_z>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_z>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 646
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'z notes on 4th commit\n'>
                <'\n'>
                <'More z notes on 4th commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'z notes on 2nd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'z notes on 1st commit\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'change notes in z'>)} 
      {
        (SQ <'\n'> <'\tgit notes --ref z append -m "More z notes on 4th commit" 4th &&\n'> 
          <'\tverify_notes z\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'cannot do merge w/conflicts when previous merge is unfinished'>)} 
      {
        (SQ <'\n'> <'\ttest -d .git/NOTES_MERGE_WORKTREE &&\n'> 
          <'\ttest_must_fail git notes merge z >output 2>&1 &&\n'> <'\t# Output should indicate what is wrong\n'> 
          <'\ttest_i18ngrep -q "\\\\.git/NOTES_MERGE_\\\\* exists" output\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 699
                  stdin_parts: [
                    <'ceefa674873670e7ecd131814d909723cce2b669 '>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                    <'f75d1df88cbfe4258d49852f26cfc83f2ad4494b '>
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_w>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_w>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 727
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'x notes on 2nd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'w notes on 1st commit\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'setup unrelated notes ref (w)'>)} 
      {
        (SQ <'\n'> <'\tgit config core.notesRef refs/notes/w &&\n'> 
          <'\tgit notes add -m "w notes on 1st commit" 1st &&\n'> <'\tgit notes add -m "x notes on 2nd commit" 2nd &&\n'> <'\tverify_notes w\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 769
                  stdin_parts: [
                    <'6e8e3febca3c2bb896704335cc4d0c34cb2f8715 '>
                    ($ Id.VSub_DollarName '$commit_sha4')
                    <'\n'>
                    <'e5388c10860456ee60673025345fe2e153eb8cf8 '>
                    ($ Id.VSub_DollarName '$commit_sha3')
                    <'\n'>
                    <'ceefa674873670e7ecd131814d909723cce2b669 '>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                    <'f75d1df88cbfe4258d49852f26cfc83f2ad4494b '>
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_w>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_w>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 799
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'x notes on 4th commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'x notes on 3rd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'x notes on 2nd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'w notes on 1st commit\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} 
      {(SQ <'can do merge without conflicts even if previous merge is unfinished (x => w)'>)} 
      {
        (SQ <'\n'> <'\ttest -d .git/NOTES_MERGE_WORKTREE &&\n'> <'\tgit notes merge x &&\n'> 
          <'\tverify_notes w &&\n'> <'\t# Verify that other notes refs has not changed (x and y)\n'> <'\tverify_notes x &&\n'> 
          <'\tverify_notes y\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 843
                  stdin_parts: [
                    <'021faa20e931fb48986ffc6282b4bb05553ac946 '>
                    ($ Id.VSub_DollarName '$commit_sha4')
                    <'\n'>
                    <'5772f42408c0dd6f097a7ca2d24de0e78d1c46b1 '>
                    ($ Id.VSub_DollarName '$commit_sha3')
                    <'\n'>
                    <'283b48219aee9a4105f6cab337e789065c82c2b9 '>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                    <'0a59e787e6d688aa6309e56e8c1b89431a0fc1c1 '>
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_m>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_m>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 873
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'y and z notes on 4th commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'y notes on 3rd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'z notes on 2nd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'y and z notes on 1st commit\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'do not allow mixing --commit and --abort'>)} 
      {(SQ <'\n'> <'\ttest_must_fail git notes merge --commit --abort\n'>)}
    )
    (C {<test_expect_success>} {(SQ <'do not allow mixing --commit and --strategy'>)} 
      {(SQ <'\n'> <'\ttest_must_fail git notes merge --commit --strategy theirs\n'>)}
    )
    (C {<test_expect_success>} {(SQ <'do not allow mixing --abort and --strategy'>)} 
      {(SQ <'\n'> <'\ttest_must_fail git notes merge --abort --strategy theirs\n'>)}
    )
    (C {<test_expect_success>} {(SQ <'finalize conflicting merge (z => m)'>)} 
      {
        (SQ <'\n'> <'\t# Resolve conflicts and finalize merge\n'> 
          <'\tcat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&\n'> <'y and z notes on 1st commit\n'> <'EOF\n'> 
          <'\tcat >.git/NOTES_MERGE_WORKTREE/$commit_sha4 <<EOF &&\n'> <'y and z notes on 4th commit\n'> <'EOF\n'> <'\tgit notes merge --commit &&\n'> 
          <'\t# No .git/NOTES_MERGE_* files left\n'> <'\ttest_might_fail ls .git/NOTES_MERGE_* >output 2>/dev/null &&\n'> 
          <'\ttest_cmp /dev/null output &&\n'> <'\t# Merge commit has pre-merge y and pre-merge z as parents\n'> 
          <'\ttest "$(git rev-parse refs/notes/m^1)" = "$(cat pre_merge_y)" &&\n'> <'\ttest "$(git rev-parse refs/notes/m^2)" = "$(cat pre_merge_z)" &&\n'> 
          <'\t# Merge commit mentions the notes refs merged\n'> <'\tgit log -1 --format=%B refs/notes/m > merge_commit_msg &&\n'> 
          <'\tgrep -q refs/notes/m merge_commit_msg &&\n'> <'\tgrep -q refs/notes/z merge_commit_msg &&\n'> <'\t# Merge commit mentions conflicting notes\n'> 
          <'\tgrep -q "Conflicts" merge_commit_msg &&\n'> <'\t( for sha1 in $(cat expect_conflicts); do\n'> <'\t\tgrep -q "$sha1" merge_commit_msg ||\n'> 
          <'\t\texit 1\n'> <'\tdone ) &&\n'> <'\t# Verify contents of merge result\n'> <'\tverify_notes m &&\n'> 
          <'\t# Verify that other notes refs has not changed (w, x, y and z)\n'> <'\tverify_notes w &&\n'> <'\tverify_notes x &&\n'> <'\tverify_notes y &&\n'> <'\tverify_notes z\n'>
        )
      }
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir
          op: <Id.Redir_Great '>'>
          loc: (redir_loc.Fd fd:1)
          arg: {<expect_conflict_> ($ Id.VSub_DollarName '$commit_sha4')}
        )
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 970
              stdin_parts: [
                <'<<<<<<< refs/notes/m\n'>
                <'y notes on 4th commit\n'>
                <'=======\n'>
                <'z notes on 4th commit\n'>
                <'\n'>
                <'More z notes on 4th commit\n'>
                <'>>>>>>> refs/notes/z\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<cp>} {<expect_notes_y>} {<expect_notes_m>})
    (C {<cp>} {<expect_log_y>} {<expect_log_m>})
    (command.Simple
      words: [{<git>} {<rev-parse>} {<'refs/notes/y'>}]
      redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<pre_merge_y>})]
      do_fork: T
    )
    (command.Simple
      words: [{<git>} {<rev-parse>} {<'refs/notes/z'>}]
      redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<pre_merge_z>})]
      do_fork: T
    )
    (C {<test_expect_success>} 
      {
        (SQ 
          <
'redo merge of z into m (== y) with default ("manual") resolver => Conflicting 3-way merge'
          >
        )
      } 
      {
        (SQ <'\n'> <'\tgit update-ref refs/notes/m refs/notes/y &&\n'> 
          <'\tgit config core.notesRef refs/notes/m &&\n'> <'\ttest_must_fail git notes merge z >output &&\n'> 
          <'\t# Output should point to where to resolve conflicts\n'> <'\ttest_i18ngrep "\\\\.git/NOTES_MERGE_WORKTREE" output &&\n'> <'\t# Inspect merge conflicts\n'> 
          <'\tls .git/NOTES_MERGE_WORKTREE >output_conflicts &&\n'> <'\ttest_cmp expect_conflicts output_conflicts &&\n'> <'\t( for f in $(cat expect_conflicts); do\n'> 
          <'\t\ttest_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||\n'> <'\t\texit 1\n'> <'\tdone ) &&\n'> 
          <'\t# Verify that current notes tree (pre-merge) has not changed (m == y)\n'> <'\tverify_notes y &&\n'> <'\tverify_notes m &&\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'abort notes merge'>)} 
      {
        (SQ <'\n'> <'\tgit notes merge --abort &&\n'> <'\t# No .git/NOTES_MERGE_* files left\n'> 
          <'\ttest_might_fail ls .git/NOTES_MERGE_* >output 2>/dev/null &&\n'> <'\ttest_cmp /dev/null output &&\n'> <'\t# m has not moved (still == y)\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)" &&\n'> <'\t# Verify that other notes refs has not changed (w, x, y and z)\n'> <'\tverify_notes w &&\n'> 
          <'\tverify_notes x &&\n'> <'\tverify_notes y &&\n'> <'\tverify_notes z\n'>
        )
      }
    )
    (command.Simple
      words: [{<git>} {<rev-parse>} {<'refs/notes/y'>}]
      redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<pre_merge_y>})]
      do_fork: T
    )
    (command.Simple
      words: [{<git>} {<rev-parse>} {<'refs/notes/z'>}]
      redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<pre_merge_z>})]
      do_fork: T
    )
    (C {<test_expect_success>} 
      {
        (SQ 
          <
'redo merge of z into m (== y) with default ("manual") resolver => Conflicting 3-way merge'
          >
        )
      } 
      {
        (SQ <'\n'> <'\ttest_must_fail git notes merge z >output &&\n'> 
          <'\t# Output should point to where to resolve conflicts\n'> <'\ttest_i18ngrep "\\\\.git/NOTES_MERGE_WORKTREE" output &&\n'> <'\t# Inspect merge conflicts\n'> 
          <'\tls .git/NOTES_MERGE_WORKTREE >output_conflicts &&\n'> <'\ttest_cmp expect_conflicts output_conflicts &&\n'> <'\t( for f in $(cat expect_conflicts); do\n'> 
          <'\t\ttest_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||\n'> <'\t\texit 1\n'> <'\tdone ) &&\n'> 
          <'\t# Verify that current notes tree (pre-merge) has not changed (m == y)\n'> <'\tverify_notes y &&\n'> <'\tverify_notes m &&\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"\n'>
        )
      }
    )
    (command.Pipeline
      children: [
        (command.Simple
          words: [{<cat>}]
          redirects: [
            (redir
              op: <Id.Redir_DLess '<<'>
              loc: (redir_loc.Fd fd:0)
              arg: 
                (redir_param.HereDoc
                  here_begin: {<EOF>}
                  here_end_span_id: 1123
                  stdin_parts: [
                    <'304dfb4325cf243025b9957486eb605a9b51c199 '>
                    ($ Id.VSub_DollarName '$commit_sha5')
                    <'\n'>
                    <'283b48219aee9a4105f6cab337e789065c82c2b9 '>
                    ($ Id.VSub_DollarName '$commit_sha2')
                    <'\n'>
                    <'0a59e787e6d688aa6309e56e8c1b89431a0fc1c1 '>
                    ($ Id.VSub_DollarName '$commit_sha1')
                    <'\n'>
                  ]
                )
            )
          ]
          do_fork: T
        )
        (command.Simple
          words: [{<sort>}]
          redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes_m>})]
          do_fork: T
        )
      ]
      negated: F
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_log_m>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 1152
              stdin_parts: [
                ($ Id.VSub_DollarName '$commit_sha5')
                <' 5th\n'>
                <'new note on 5th commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha4')
                <' 4th\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha3')
                <' 3rd\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha2')
                <' 2nd\n'>
                <'z notes on 2nd commit\n'>
                <'\n'>
                ($ Id.VSub_DollarName '$commit_sha1')
                <' 1st\n'>
                <'y and z notes on 1st commit\n'>
                <'\n'>
              ]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'add + remove notes in finalized merge (z => m)'>)} 
      {
        (SQ <'\n'> <'\t# Resolve one conflict\n'> 
          <'\tcat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&\n'> <'y and z notes on 1st commit\n'> <'EOF\n'> <'\t# Remove another conflict\n'> 
          <'\trm .git/NOTES_MERGE_WORKTREE/$commit_sha4 &&\n'> <'\t# Remove a D/F conflict\n'> <'\trm .git/NOTES_MERGE_WORKTREE/$commit_sha3 &&\n'> 
          <'\t# Add a new note\n'> <'\techo "new note on 5th commit" > .git/NOTES_MERGE_WORKTREE/$commit_sha5 &&\n'> 
          <'\t# Finalize merge\n'> <'\tgit notes merge --commit &&\n'> <'\t# No .git/NOTES_MERGE_* files left\n'> 
          <'\ttest_might_fail ls .git/NOTES_MERGE_* >output 2>/dev/null &&\n'> <'\ttest_cmp /dev/null output &&\n'> <'\t# Merge commit has pre-merge y and pre-merge z as parents\n'> 
          <'\ttest "$(git rev-parse refs/notes/m^1)" = "$(cat pre_merge_y)" &&\n'> <'\ttest "$(git rev-parse refs/notes/m^2)" = "$(cat pre_merge_z)" &&\n'> 
          <'\t# Merge commit mentions the notes refs merged\n'> <'\tgit log -1 --format=%B refs/notes/m > merge_commit_msg &&\n'> 
          <'\tgrep -q refs/notes/m merge_commit_msg &&\n'> <'\tgrep -q refs/notes/z merge_commit_msg &&\n'> <'\t# Merge commit mentions conflicting notes\n'> 
          <'\tgrep -q "Conflicts" merge_commit_msg &&\n'> <'\t( for sha1 in $(cat expect_conflicts); do\n'> <'\t\tgrep -q "$sha1" merge_commit_msg ||\n'> 
          <'\t\texit 1\n'> <'\tdone ) &&\n'> <'\t# Verify contents of merge result\n'> <'\tverify_notes m &&\n'> 
          <'\t# Verify that other notes refs has not changed (w, x, y and z)\n'> <'\tverify_notes w &&\n'> <'\tverify_notes x &&\n'> <'\tverify_notes y &&\n'> <'\tverify_notes z\n'>
        )
      }
    )
    (C {<cp>} {<expect_notes_y>} {<expect_notes_m>})
    (C {<cp>} {<expect_log_y>} {<expect_log_m>})
    (C {<test_expect_success>} 
      {
        (SQ 
          <
'redo merge of z into m (== y) with default ("manual") resolver => Conflicting 3-way merge'
          >
        )
      } 
      {
        (SQ <'\n'> <'\tgit update-ref refs/notes/m refs/notes/y &&\n'> 
          <'\ttest_must_fail git notes merge z >output &&\n'> <'\t# Output should point to where to resolve conflicts\n'> 
          <'\ttest_i18ngrep "\\\\.git/NOTES_MERGE_WORKTREE" output &&\n'> <'\t# Inspect merge conflicts\n'> <'\tls .git/NOTES_MERGE_WORKTREE >output_conflicts &&\n'> 
          <'\ttest_cmp expect_conflicts output_conflicts &&\n'> <'\t( for f in $(cat expect_conflicts); do\n'> 
          <'\t\ttest_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||\n'> <'\t\texit 1\n'> <'\tdone ) &&\n'> 
          <'\t# Verify that current notes tree (pre-merge) has not changed (m == y)\n'> <'\tverify_notes y &&\n'> <'\tverify_notes m &&\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"\n'>
        )
      }
    )
    (C {<cp>} {<expect_notes_w>} {<expect_notes_m>})
    (C {<cp>} {<expect_log_w>} {<expect_log_m>})
    (C {<test_expect_success>} {(SQ <'reset notes ref m to somewhere else (w)'>)} 
      {
        (SQ <'\n'> <'\tgit update-ref refs/notes/m refs/notes/w &&\n'> <'\tverify_notes m &&\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(git rev-parse refs/notes/w)"\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {
        (SQ 
          <
'fail to finalize conflicting merge if underlying ref has moved in the meantime (m != NOTES_MERGE_PARTIAL^1)'
          >
        )
      } 
      {
        (SQ <'\n'> <'\t# Resolve conflicts\n'> 
          <'\tcat >.git/NOTES_MERGE_WORKTREE/$commit_sha1 <<EOF &&\n'> <'y and z notes on 1st commit\n'> <'EOF\n'> 
          <'\tcat >.git/NOTES_MERGE_WORKTREE/$commit_sha4 <<EOF &&\n'> <'y and z notes on 4th commit\n'> <'EOF\n'> <'\t# Fail to finalize merge\n'> 
          <'\ttest_must_fail git notes merge --commit >output 2>&1 &&\n'> <'\t# .git/NOTES_MERGE_* must remain\n'> <'\ttest -f .git/NOTES_MERGE_PARTIAL &&\n'> 
          <'\ttest -f .git/NOTES_MERGE_REF &&\n'> <'\ttest -f .git/NOTES_MERGE_WORKTREE/$commit_sha1 &&\n'> 
          <'\ttest -f .git/NOTES_MERGE_WORKTREE/$commit_sha2 &&\n'> <'\ttest -f .git/NOTES_MERGE_WORKTREE/$commit_sha3 &&\n'> 
          <'\ttest -f .git/NOTES_MERGE_WORKTREE/$commit_sha4 &&\n'> <'\t# Refs are unchanged\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(git rev-parse refs/notes/w)" &&\n'> <'\ttest "$(git rev-parse refs/notes/y)" = "$(git rev-parse NOTES_MERGE_PARTIAL^1)" &&\n'> 
          <
'\ttest "$(git rev-parse refs/notes/m)" != "$(git rev-parse NOTES_MERGE_PARTIAL^1)" &&\n'
          > <'\t# Mention refs/notes/m, and its current and expected value in output\n'> 
          <'\tgrep -q "refs/notes/m" output &&\n'> <'\tgrep -q "$(git rev-parse refs/notes/m)" output &&\n'> 
          <'\tgrep -q "$(git rev-parse NOTES_MERGE_PARTIAL^1)" output &&\n'> <'\t# Verify that other notes refs has not changed (w, x, y and z)\n'> <'\tverify_notes w &&\n'> 
          <'\tverify_notes x &&\n'> <'\tverify_notes y &&\n'> <'\tverify_notes z\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'resolve situation by aborting the notes merge'>)} 
      {
        (SQ <'\n'> <'\tgit notes merge --abort &&\n'> <'\t# No .git/NOTES_MERGE_* files left\n'> 
          <'\ttest_might_fail ls .git/NOTES_MERGE_* >output 2>/dev/null &&\n'> <'\ttest_cmp /dev/null output &&\n'> <'\t# m has not moved (still == w)\n'> 
          <'\ttest "$(git rev-parse refs/notes/m)" = "$(git rev-parse refs/notes/w)" &&\n'> <'\t# Verify that other notes refs has not changed (w, x, y and z)\n'> <'\tverify_notes w &&\n'> 
          <'\tverify_notes x &&\n'> <'\tverify_notes y &&\n'> <'\tverify_notes z\n'>
        )
      }
    )
    (command.Simple
      words: [{<cat>}]
      redirects: [
        (redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect_notes>})
        (redir
          op: <Id.Redir_DLess '<<'>
          loc: (redir_loc.Fd fd:0)
          arg: 
            (redir_param.HereDoc
              here_begin: {<EOF>}
              here_end_span_id: 1339
              stdin_parts: [<'foo\n'> <'bar\n'>]
            )
        )
      ]
      do_fork: T
    )
    (C {<test_expect_success>} {(SQ <'switch cwd before committing notes merge'>)} 
      {
        (SQ <'\n'> <'\tgit notes add -m foo HEAD &&\n'> 
          <'\tgit notes --ref=other add -m bar HEAD &&\n'> <'\ttest_must_fail git notes merge refs/notes/other &&\n'> <'\t(\n'> 
          <'\t\tcd .git/NOTES_MERGE_WORKTREE &&\n'> <'\t\techo "foo" > $(git rev-parse HEAD) &&\n'> <'\t\techo "bar" >> $(git rev-parse HEAD) &&\n'> 
          <'\t\tgit notes merge --commit\n'> <'\t) &&\n'> <'\tgit notes show HEAD > actual_notes &&\n'> <'\ttest_cmp expect_notes actual_notes\n'>
        )
      }
    )
    (C {<test_done>})
  ]
)