(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'Recursive "git fetch" for submodules'>)}
          spids: [7]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:pwd)
          op: assign_op.Equal
          rhs: {(command_sub left_token:<Id.Left_DollarParen '$('> child:(C {<pwd>}))}
          spids: [18]
        )
      ]
    )
    (command.ShFunction
      name: add_upstream_commit
      body: 
        (BraceGroup
          children: [
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (command.Subshell
                  child: 
                    (command.AndOr
                      ops: [
                        Id.Op_DAmp
                        Id.Op_DAmp
                        Id.Op_DAmp
                        Id.Op_DAmp
                        Id.Op_DAmp
                        Id.Op_DAmp
                        Id.Op_DAmp
                        Id.Op_DAmp
                        Id.Op_DAmp
                      ]
                      children: [
                        (C {<cd>} {<submodule>})
                        (command.ShAssignment
                          pairs: [
                            (assign_pair
                              lhs: (sh_lhs_expr.Name name:head1)
                              op: assign_op.Equal
                              rhs: 
                                {
                                  (command_sub
                                    left_token: <Id.Left_DollarParen '$('>
                                    child: (C {<git>} {<rev-parse>} {<--short>} {<HEAD>})
                                  )
                                }
                              spids: [41]
                            )
                          ]
                        )
                        (command.Simple
                          words: [{<echo>} {<new>}]
                          redirects: [
                            (redir
                              op: <Id.Redir_DGreat '>>'>
                              loc: (redir_loc.Fd fd:1)
                              arg: {<subfile>}
                            )
                          ]
                          do_fork: T
                        )
                        (C {<test_tick>})
                        (C {<git>} {<add>} {<subfile>})
                        (C {<git>} {<commit>} {<-m>} {<new>} {<subfile>})
                        (command.ShAssignment
                          pairs: [
                            (assign_pair
                              lhs: (sh_lhs_expr.Name name:head2)
                              op: assign_op.Equal
                              rhs: 
                                {
                                  (command_sub
                                    left_token: <Id.Left_DollarParen '$('>
                                    child: (C {<git>} {<rev-parse>} {<--short>} {<HEAD>})
                                  )
                                }
                              spids: [93]
                            )
                          ]
                        )
                        (command.Simple
                          words: [{<echo>} {(DQ <'Fetching submodule submodule'>)}]
                          redirects: [
                            (redir
                              op: <Id.Redir_Great '>'>
                              loc: (redir_loc.Fd fd:1)
                              arg: {<'../expect.err'>}
                            )
                          ]
                          do_fork: T
                        )
                        (command.Simple
                          words: [{<echo>} {(DQ <'From '> ($ Id.VSub_DollarName '$pwd') <'/submodule'>)}]
                          redirects: [
                            (redir
                              op: <Id.Redir_DGreat '>>'>
                              loc: (redir_loc.Fd fd:1)
                              arg: {<'../expect.err'>}
                            )
                          ]
                          do_fork: T
                        )
                        (command.Simple
                          words: [
                            {<echo>}
                            {
                              (DQ <'   '> ($ Id.VSub_DollarName '$head1') <..> 
                                ($ Id.VSub_DollarName '$head2') <'  master     -> origin/master'>
                              )
                            }
                          ]
                          redirects: [
                            (redir
                              op: <Id.Redir_DGreat '>>'>
                              loc: (redir_loc.Fd fd:1)
                              arg: {<'../expect.err'>}
                            )
                          ]
                          do_fork: T
                        )
                      ]
                    )
                )
                (command.Subshell
                  child: 
                    (command.CommandList
                      children: [
                        (command.AndOr
                          ops: [
                            Id.Op_DAmp
                            Id.Op_DAmp
                            Id.Op_DAmp
                            Id.Op_DAmp
                            Id.Op_DAmp
                            Id.Op_DAmp
                            Id.Op_DAmp
                          ]
                          children: [
                            (C {<cd>} {<deepsubmodule>})
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:head1)
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (command_sub
                                        left_token: <Id.Left_DollarParen '$('>
                                        child: (C {<git>} {<rev-parse>} {<--short>} {<HEAD>})
                                      )
                                    }
                                  spids: [165]
                                )
                              ]
                            )
                            (command.Simple
                              words: [{<echo>} {<new>}]
                              redirects: [
                                (redir
                                  op: <Id.Redir_DGreat '>>'>
                                  loc: (redir_loc.Fd fd:1)
                                  arg: {<deepsubfile>}
                                )
                              ]
                              do_fork: T
                            )
                            (C {<test_tick>})
                            (C {<git>} {<add>} {<deepsubfile>})
                            (C {<git>} {<commit>} {<-m>} {<new>} {<deepsubfile>})
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:head2)
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (command_sub
                                        left_token: <Id.Left_DollarParen '$('>
                                        child: (C {<git>} {<rev-parse>} {<--short>} {<HEAD>})
                                      )
                                    }
                                  spids: [217]
                                )
                              ]
                            )
                            (command.Simple
                              words: [
                                {<echo>}
                                {(DQ <'Fetching submodule submodule/subdir/deepsubmodule'>)}
                              ]
                              redirects: [
                                (redir
                                  op: <Id.Redir_DGreat '>>'>
                                  loc: (redir_loc.Fd fd:1)
                                  arg: {<'../expect.err'>}
                                )
                              ]
                              do_fork: T
                            )
                          ]
                        )
                        (command.AndOr
                          ops: [Id.Op_DAmp]
                          children: [
                            (command.Simple
                              words: [
                                {<echo>}
                                {(DQ <'From '> ($ Id.VSub_DollarName '$pwd') <'/deepsubmodule'>)}
                              ]
                              redirects: [
                                (redir
                                  op: <Id.Redir_DGreat '>>'>
                                  loc: (redir_loc.Fd fd:1)
                                  arg: {<'../expect.err'>}
                                )
                              ]
                              do_fork: T
                            )
                            (command.Simple
                              words: [
                                {<echo>}
                                {
                                  (DQ <'   '> ($ Id.VSub_DollarName '$head1') <..> 
                                    ($ Id.VSub_DollarName '$head2') <'  master     -> origin/master'>
                                  )
                                }
                              ]
                              redirects: [
                                (redir
                                  op: <Id.Redir_DGreat '>>'>
                                  loc: (redir_loc.Fd fd:1)
                                  arg: {<'../expect.err'>}
                                )
                              ]
                              do_fork: T
                            )
                          ]
                        )
                      ]
                    )
                )
              ]
            )
          ]
        )
    )
    (C {<test_expect_success>} {<setup>} 
      {
        (SQ <'\n'> <'\tmkdir deepsubmodule &&\n'> <'\t(\n'> <'\t\tcd deepsubmodule &&\n'> 
          <'\t\tgit init &&\n'> <'\t\techo deepsubcontent > deepsubfile &&\n'> <'\t\tgit add deepsubfile &&\n'> 
          <'\t\tgit commit -m new deepsubfile\n'> <'\t) &&\n'> <'\tmkdir submodule &&\n'> <'\t(\n'> <'\t\tcd submodule &&\n'> <'\t\tgit init &&\n'> 
          <'\t\techo subcontent > subfile &&\n'> <'\t\tgit add subfile &&\n'> <'\t\tgit submodule add "$pwd/deepsubmodule" subdir/deepsubmodule &&\n'> 
          <'\t\tgit commit -a -m new\n'> <'\t) &&\n'> <'\tgit submodule add "$pwd/submodule" submodule &&\n'> <'\tgit commit -am initial &&\n'> 
          <'\tgit clone . downstream &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit submodule update --init --recursive\n'> <'\t)\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'fetch --recurse-submodules recurses into submodules'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --recurse-submodules >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'fetch --recurse-submodules -j2 has the same output behaviour'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tGIT_TRACE=$(pwd)/../trace.out git fetch --recurse-submodules -j2 2>../actual.err\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err &&\n'> 
          <'\tgrep "2 tasks" trace.out\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'fetch alone only fetches superproject'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'fetch --no-recurse-submodules only fetches superproject'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --no-recurse-submodules >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {(DQ <'using fetchRecurseSubmodules=true in .gitmodules recurses into submodules'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config -f .gitmodules submodule.submodule.fetchRecurseSubmodules true &&\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--no-recurse-submodules overrides .gitmodules config'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --no-recurse-submodules >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {(DQ <'using fetchRecurseSubmodules=false in .git/config overrides setting in .gitmodules'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config submodule.submodule.fetchRecurseSubmodules false &&\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> 
          <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {(DQ <'--recurse-submodules overrides fetchRecurseSubmodules setting from .git/config'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --recurse-submodules >../actual.out 2>../actual.err &&\n'> <'\t\tgit config --unset -f .gitmodules submodule.submodule.fetchRecurseSubmodules &&\n'> 
          <'\t\tgit config --unset submodule.submodule.fetchRecurseSubmodules\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--quiet propagates to submodules'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --recurse-submodules --quiet >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--quiet propagates to parallel submodules'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --recurse-submodules -j 2 --quiet  >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--dry-run propagates to submodules'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --recurse-submodules --dry-run >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'Without --dry-run propagates to submodules'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --recurse-submodules >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'recurseSubmodules=true propagates into submodules'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config fetch.recurseSubmodules true\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--recurse-submodules overrides config in submodule'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\t(\n'> 
          <'\t\t\tcd submodule &&\n'> <'\t\t\tgit config fetch.recurseSubmodules false\n'> <'\t\t) &&\n'> 
          <'\t\tgit fetch --recurse-submodules >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--no-recurse-submodules overrides config setting'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config fetch.recurseSubmodules true\n'> <'\t\tgit fetch --no-recurse-submodules >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\t! test -s actual.out &&\n'> <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {(DQ <'Recursion doesn\'t happen when no new commits are fetched in the superproject'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\t(\n'> <'\t\t\tcd submodule &&\n'> 
          <'\t\t\tgit config --unset fetch.recurseSubmodules\n'> <'\t\t) &&\n'> <'\t\tgit config --unset fetch.recurseSubmodules\n'> 
          <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'Recursion stops when no new submodule commits are fetched'>)} 
      {
        (SQ <'\n'> <'\thead1=$(git rev-parse --short HEAD) &&\n'> <'\tgit add submodule &&\n'> 
          <'\tgit commit -m "new submodule" &&\n'> <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err.sub &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >>expect.err.sub &&\n'> <'\thead -3 expect.err >> expect.err.sub &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\ttest_i18ncmp expect.err.sub actual.err &&\n'> <'\ttest_must_be_empty actual.out\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {(DQ <'Recursion doesn\'t happen when new superproject commits don\'t change any submodules'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\thead1=$(git rev-parse --short HEAD) &&\n'> 
          <'\techo a > file &&\n'> <'\tgit add file &&\n'> <'\tgit commit -m "new file" &&\n'> 
          <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err.file &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >> expect.err.file &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\t! test -s actual.out &&\n'> <'\ttest_i18ncmp expect.err.file actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'Recursion picks up config in submodule'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit fetch --recurse-submodules &&\n'> 
          <'\t\t(\n'> <'\t\t\tcd submodule &&\n'> <'\t\t\tgit config fetch.recurseSubmodules true\n'> <'\t\t)\n'> <'\t) &&\n'> 
          <'\tadd_upstream_commit &&\n'> <'\thead1=$(git rev-parse --short HEAD) &&\n'> <'\tgit add submodule &&\n'> 
          <'\tgit commit -m "new submodule" &&\n'> <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err.sub &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >> expect.err.sub &&\n'> <'\tcat expect.err >> expect.err.sub &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch >../actual.out 2>../actual.err &&\n'> <'\t\t(\n'> <'\t\t\tcd submodule &&\n'> <'\t\t\tgit config --unset fetch.recurseSubmodules\n'> 
          <'\t\t)\n'> <'\t) &&\n'> <'\ttest_i18ncmp expect.err.sub actual.err &&\n'> <'\ttest_must_be_empty actual.out\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'Recursion picks up all submodules when necessary'>)} 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd submodule &&\n'> <'\t\t(\n'> 
          <'\t\t\tcd subdir/deepsubmodule &&\n'> <'\t\t\tgit fetch &&\n'> <'\t\t\tgit checkout -q FETCH_HEAD\n'> <'\t\t) &&\n'> 
          <'\t\thead1=$(git rev-parse --short HEAD^) &&\n'> <'\t\tgit add subdir/deepsubmodule &&\n'> <'\t\tgit commit -m "new deepsubmodule"\n'> 
          <'\t\thead2=$(git rev-parse --short HEAD) &&\n'> <'\t\techo "Fetching submodule submodule" > ../expect.err.sub &&\n'> 
          <'\t\techo "From $pwd/submodule" >> ../expect.err.sub &&\n'> <'\t\techo "   $head1..$head2  master     -> origin/master" >> ../expect.err.sub\n'> <'\t) &&\n'> 
          <'\thead1=$(git rev-parse --short HEAD) &&\n'> <'\tgit add submodule &&\n'> <'\tgit commit -m "new submodule" &&\n'> 
          <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err.2 &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >> expect.err.2 &&\n'> <'\tcat expect.err.sub >> expect.err.2 &&\n'> <'\ttail -3 expect.err >> expect.err.2 &&\n'> <'\t(\n'> 
          <'\t\tcd downstream &&\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\ttest_i18ncmp expect.err.2 actual.err &&\n'> <'\ttest_must_be_empty actual.out\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {
        (DQ 
          <
'\'--recurse-submodules=on-demand\' doesn\'t recurse when no new commits are fetched in the superproject (and ignores config)'
          >
        )
      } 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\t(\n'> <'\t\tcd submodule &&\n'> <'\t\t(\n'> 
          <'\t\t\tcd subdir/deepsubmodule &&\n'> <'\t\t\tgit fetch &&\n'> <'\t\t\tgit checkout -q FETCH_HEAD\n'> <'\t\t) &&\n'> 
          <'\t\thead1=$(git rev-parse --short HEAD^) &&\n'> <'\t\tgit add subdir/deepsubmodule &&\n'> <'\t\tgit commit -m "new deepsubmodule" &&\n'> 
          <'\t\thead2=$(git rev-parse --short HEAD) &&\n'> <'\t\techo Fetching submodule submodule > ../expect.err.sub &&\n'> 
          <'\t\techo "From $pwd/submodule" >> ../expect.err.sub &&\n'> <'\t\techo "   $head1..$head2  master     -> origin/master" >> ../expect.err.sub\n'> <'\t) &&\n'> 
          <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit config fetch.recurseSubmodules true &&\n'> 
          <'\t\tgit fetch --recurse-submodules=on-demand >../actual.out 2>../actual.err &&\n'> <'\t\tgit config --unset fetch.recurseSubmodules\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> 
          <'\t! test -s actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {(DQ <'\'--recurse-submodules=on-demand\' recurses as deep as necessary (and ignores config)'>)} 
      {
        (SQ <'\n'> <'\thead1=$(git rev-parse --short HEAD) &&\n'> <'\tgit add submodule &&\n'> 
          <'\tgit commit -m "new submodule" &&\n'> <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\ttail -3 expect.err > expect.err.deepsub &&\n'> 
          <'\techo "From $pwd/." > expect.err &&\n'> <'\techo "   $head1..$head2  master     -> origin/master" >>expect.err &&\n'> 
          <'\tcat expect.err.sub >> expect.err &&\n'> <'\tcat expect.err.deepsub >> expect.err &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config fetch.recurseSubmodules false &&\n'> <'\t\t(\n'> <'\t\t\tcd submodule &&\n'> 
          <'\t\t\tgit config -f .gitmodules submodule.subdir/deepsubmodule.fetchRecursive false\n'> <'\t\t) &&\n'> <'\t\tgit fetch --recurse-submodules=on-demand >../actual.out 2>../actual.err &&\n'> 
          <'\t\tgit config --unset fetch.recurseSubmodules\n'> <'\t\t(\n'> <'\t\t\tcd submodule &&\n'> 
          <
'\t\t\tgit config --unset -f .gitmodules submodule.subdir/deepsubmodule.fetchRecursive\n'
          > <'\t\t)\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> 
          <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {
        (DQ 
          <
'\'--recurse-submodules=on-demand\' stops when no new submodule commits are found in the superproject (and ignores config)'
          >
        )
      } 
      {
        (SQ <'\n'> <'\tadd_upstream_commit &&\n'> <'\thead1=$(git rev-parse --short HEAD) &&\n'> 
          <'\techo a >> file &&\n'> <'\tgit add file &&\n'> <'\tgit commit -m "new file" &&\n'> 
          <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err.file &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >> expect.err.file &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit fetch --recurse-submodules=on-demand >../actual.out 2>../actual.err\n'> <'\t) &&\n'> <'\t! test -s actual.out &&\n'> <'\ttest_i18ncmp expect.err.file actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'\'fetch.recurseSubmodules=on-demand\' overrides global config'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit fetch --recurse-submodules\n'> 
          <'\t) &&\n'> <'\tadd_upstream_commit &&\n'> <'\tgit config --global fetch.recurseSubmodules false &&\n'> 
          <'\thead1=$(git rev-parse --short HEAD) &&\n'> <'\tgit add submodule &&\n'> <'\tgit commit -m "new submodule" &&\n'> 
          <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err.2 &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >>expect.err.2 &&\n'> <'\thead -3 expect.err >> expect.err.2 &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config fetch.recurseSubmodules on-demand &&\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\tgit config --global --unset fetch.recurseSubmodules &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit config --unset fetch.recurseSubmodules\n'> <'\t) &&\n'> 
          <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err.2 actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {
        (DQ 
          <'\'submodule.<sub>.fetchRecurseSubmodules=on-demand\' overrides fetch.recurseSubmodules'>
        )
      } 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit fetch --recurse-submodules\n'> 
          <'\t) &&\n'> <'\tadd_upstream_commit &&\n'> <'\tgit config fetch.recurseSubmodules false &&\n'> 
          <'\thead1=$(git rev-parse --short HEAD) &&\n'> <'\tgit add submodule &&\n'> <'\tgit commit -m "new submodule" &&\n'> 
          <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err.2 &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >>expect.err.2 &&\n'> <'\thead -3 expect.err >> expect.err.2 &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config submodule.submodule.fetchRecurseSubmodules on-demand &&\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\tgit config --unset fetch.recurseSubmodules &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> 
          <'\t\tgit config --unset submodule.submodule.fetchRecurseSubmodules\n'> <'\t) &&\n'> <'\ttest_must_be_empty actual.out &&\n'> <'\ttest_i18ncmp expect.err.2 actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} 
      {(DQ <'don\'t fetch submodule when newly recorded commits are already present'>)} 
      {
        (SQ <'\n'> <'\t(\n'> <'\t\tcd submodule &&\n'> <'\t\tgit checkout -q HEAD^^\n'> <'\t) &&\n'> 
          <'\thead1=$(git rev-parse --short HEAD) &&\n'> <'\tgit add submodule &&\n'> <'\tgit commit -m "submodule rewound" &&\n'> 
          <'\thead2=$(git rev-parse --short HEAD) &&\n'> <'\techo "From $pwd/." > expect.err &&\n'> 
          <'\techo "   $head1..$head2  master     -> origin/master" >> expect.err &&\n'> <'\t(\n'> <'\t\tcd downstream &&\n'> <'\t\tgit fetch >../actual.out 2>../actual.err\n'> <'\t) &&\n'> 
          <'\t! test -s actual.out &&\n'> <'\ttest_i18ncmp expect.err actual.err\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'fetching submodules respects parallel settings'>)} 
      {
        (SQ <'\n'> <'\tgit config fetch.recurseSubmodules true &&\n'> <'\t(\n'> 
          <'\t\tcd downstream &&\n'> <'\t\tGIT_TRACE=$(pwd)/trace.out git fetch --jobs 7 &&\n'> <'\t\tgrep "7 tasks" trace.out &&\n'> 
          <'\t\tgit config submodule.fetchJobs 8 &&\n'> <'\t\tGIT_TRACE=$(pwd)/trace.out git fetch &&\n'> <'\t\tgrep "8 tasks" trace.out &&\n'> 
          <'\t\tGIT_TRACE=$(pwd)/trace.out git fetch --jobs 9 &&\n'> <'\t\tgrep "9 tasks" trace.out\n'> <'\t)\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'fetching submodule into a broken repository'>)} 
      {
        (SQ <'\n'> <'\t# Prepare src and src/sub nested in it\n'> <'\tgit init src &&\n'> <'\t(\n'> 
          <'\t\tcd src &&\n'> <'\t\tgit init sub &&\n'> <'\t\tgit -C sub commit --allow-empty -m "initial in sub" &&\n'> 
          <'\t\tgit submodule add -- ./sub sub &&\n'> <'\t\tgit commit -m "initial in top"\n'> <'\t) &&\n'> <'\n'> <'\t# Clone the old-fashoned way\n'> 
          <'\tgit clone src dst &&\n'> <'\tgit -C dst clone ../src/sub sub &&\n'> <'\n'> 
          <'\t# Make sure that old-fashoned layout is still supported\n'> <'\tgit -C dst status &&\n'> <'\n'> <'\t# "diff" would find no change\n'> 
          <'\tgit -C dst diff --exit-code &&\n'> <'\n'> <'\t# Recursive-fetch works fine\n'> <'\tgit -C dst fetch --recurse-submodules &&\n'> <'\n'> 
          <'\t# Break the receiving submodule\n'> <'\trm -f dst/sub/.git/HEAD &&\n'> <'\n'> 
          <'\t# NOTE: without the fix the following tests will recurse forever!\n'> <'\t# They should terminate with an error.\n'> <'\n'> <'\ttest_must_fail git -C dst status &&\n'> 
          <'\ttest_must_fail git -C dst diff &&\n'> <'\ttest_must_fail git -C dst fetch --recurse-submodules\n'>
        )
      }
    )
    (C {<test_done>})
  ]
)