(command.CommandList
  children: [
    (command.Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (lhs_expr.LhsName name:test_description)
          op: Equal
          rhs: {(SQ <'pushing to a mirror repository'>)}
        )
      ]
    )
    (C {(.)} {(./test-lib.sh)})
    (command.Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (lhs_expr.LhsName name:D)
          op: Equal
          rhs: 
            {
              (word_part.CommandSubPart
                command_list: (command.CommandList children:[(C {(pwd)})])
                left_token: <Left_CommandSub '$('>
              )
            }
        )
      ]
    )
    (command.FuncDef
      name: invert
      body: 
        (command.BraceGroup
          children: [
            (command.If
              arms: [
                (if_arm
                  cond: [(command.Sentence child:(C {(DQ ($ VSub_At '$@'))}) terminator:<Op_Semi ';'>)]
                  action: [(command.ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})]
                )
              ]
              else_action: [(command.ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})]
            )
          ]
        )
    )
    (command.FuncDef
      name: mk_repo_pair
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Op_DAmp Op_DAmp Op_DAmp Op_DAmp]
              children: [
                (C {(rm)} {(-rf)} {(master)} {(mirror)})
                (C {(mkdir)} {(mirror)})
                (command.Subshell
                  command_list: 
                    (command.CommandList
                      children: [
                        (command.AndOr
                          ops: [Op_DAmp Op_DAmp]
                          children: [
                            (C {(cd)} {(mirror)})
                            (C {(git)} {(init)})
                            (C {(git)} {(config)} {(receive.denyCurrentBranch)} {(warn)})
                          ]
                        )
                      ]
                    )
                )
                (C {(mkdir)} {(master)})
                (command.Subshell
                  command_list: 
                    (command.CommandList
                      children: [
                        (command.AndOr
                          ops: [Op_DAmp Op_DAmp]
                          children: [
                            (C {(cd)} {(master)})
                            (C {(git)} {(init)})
                            (C {(git)} {(remote)} {(add)} {($ VSub_Number '$1')} {(up)} {(../mirror)})
                          ]
                        )
                      ]
                    )
                )
              ]
            )
          ]
        )
    )
    (C {(test_expect_success)} {(SQ <'push mirror creates new branches'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit push --mirror up\n'> <'\t) &&\n'> 
          <'\tmaster_master=$(cd master && git show-ref -s --verify refs/heads/master) &&\n'> <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/heads/master) &&\n'> 
          <'\ttest "$master_master" = "$mirror_master"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror updates existing branches'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit push --mirror up &&\n'> <'\t\techo two >foo && git add foo && git commit -m two &&\n'> 
          <'\t\tgit push --mirror up\n'> <'\t) &&\n'> <'\tmaster_master=$(cd master && git show-ref -s --verify refs/heads/master) &&\n'> 
          <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/heads/master) &&\n'> <'\ttest "$master_master" = "$mirror_master"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror force updates existing branches'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit push --mirror up &&\n'> <'\t\techo two >foo && git add foo && git commit -m two &&\n'> 
          <'\t\tgit push --mirror up &&\n'> <'\t\tgit reset --hard HEAD^\n'> <'\t\tgit push --mirror up\n'> <'\t) &&\n'> 
          <'\tmaster_master=$(cd master && git show-ref -s --verify refs/heads/master) &&\n'> <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/heads/master) &&\n'> 
          <'\ttest "$master_master" = "$mirror_master"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror removes branches'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit branch remove master &&\n'> <'\t\tgit push --mirror up &&\n'> <'\t\tgit branch -D remove\n'> 
          <'\t\tgit push --mirror up\n'> <'\t) &&\n'> <'\t(\n'> <'\t\tcd mirror &&\n'> 
          <'\t\tinvert git show-ref -s --verify refs/heads/remove\n'> <'\t)\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror adds, updates and removes branches together'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit branch remove master &&\n'> <'\t\tgit push --mirror up &&\n'> 
          <'\t\tgit branch -D remove &&\n'> <'\t\tgit branch add master &&\n'> <'\t\techo two >foo && git add foo && git commit -m two &&\n'> 
          <'\t\tgit push --mirror up\n'> <'\t) &&\n'> <'\tmaster_master=$(cd master && git show-ref -s --verify refs/heads/master) &&\n'> 
          <'\tmaster_add=$(cd master && git show-ref -s --verify refs/heads/add) &&\n'> <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/heads/master) &&\n'> 
          <'\tmirror_add=$(cd mirror && git show-ref -s --verify refs/heads/add) &&\n'> <'\ttest "$master_master" = "$mirror_master" &&\n'> <'\ttest "$master_add" = "$mirror_add" &&\n'> 
          <'\t(\n'> <'\t\tcd mirror &&\n'> <'\t\tinvert git show-ref -s --verify refs/heads/remove\n'> <'\t)\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror creates new tags'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit push --mirror up\n'> <'\t) &&\n'> 
          <'\tmaster_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&\n'> <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&\n'> 
          <'\ttest "$master_master" = "$mirror_master"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror updates existing tags'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit push --mirror up &&\n'> 
          <'\t\techo two >foo && git add foo && git commit -m two &&\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit push --mirror up\n'> <'\t) &&\n'> 
          <'\tmaster_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&\n'> <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&\n'> 
          <'\ttest "$master_master" = "$mirror_master"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror force updates existing tags'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit push --mirror up &&\n'> 
          <'\t\techo two >foo && git add foo && git commit -m two &&\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit push --mirror up &&\n'> 
          <'\t\tgit reset --hard HEAD^\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit push --mirror up\n'> <'\t) &&\n'> 
          <'\tmaster_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&\n'> <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&\n'> 
          <'\ttest "$master_master" = "$mirror_master"\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror removes tags'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit tag -f tremove master &&\n'> <'\t\tgit push --mirror up &&\n'> <'\t\tgit tag -d tremove\n'> 
          <'\t\tgit push --mirror up\n'> <'\t) &&\n'> <'\t(\n'> <'\t\tcd mirror &&\n'> 
          <'\t\tinvert git show-ref -s --verify refs/tags/tremove\n'> <'\t)\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'push mirror adds, updates and removes tags together'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit tag -f tremove master &&\n'> 
          <'\t\tgit push --mirror up &&\n'> <'\t\tgit tag -d tremove &&\n'> <'\t\tgit tag tadd master &&\n'> 
          <'\t\techo two >foo && git add foo && git commit -m two &&\n'> <'\t\tgit tag -f tmaster master &&\n'> <'\t\tgit push --mirror up\n'> <'\t) &&\n'> 
          <'\tmaster_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&\n'> <'\tmaster_add=$(cd master && git show-ref -s --verify refs/tags/tadd) &&\n'> 
          <'\tmirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&\n'> <'\tmirror_add=$(cd mirror && git show-ref -s --verify refs/tags/tadd) &&\n'> 
          <'\ttest "$master_master" = "$mirror_master" &&\n'> <'\ttest "$master_add" = "$mirror_add" &&\n'> <'\t(\n'> <'\t\tcd mirror &&\n'> 
          <'\t\tinvert git show-ref -s --verify refs/tags/tremove\n'> <'\t)\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'remote.foo.mirror adds and removes branches'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair --mirror &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit branch keep master &&\n'> <'\t\tgit branch remove master &&\n'> <'\t\tgit push up &&\n'> 
          <'\t\tgit branch -D remove\n'> <'\t\tgit push up\n'> <'\t) &&\n'> <'\t(\n'> <'\t\tcd mirror &&\n'> 
          <'\t\tgit show-ref -s --verify refs/heads/keep &&\n'> <'\t\tinvert git show-ref -s --verify refs/heads/remove\n'> <'\t)\n'> <'\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'remote.foo.mirror=no has no effect'>)} 
      {
        (SQ <'\n'> <'\n'> <'\tmk_repo_pair &&\n'> <'\t(\n'> <'\t\tcd master &&\n'> 
          <'\t\techo one >foo && git add foo && git commit -m one &&\n'> <'\t\tgit config --add remote.up.mirror no &&\n'> <'\t\tgit branch keep master &&\n'> 
          <'\t\tgit push --mirror up &&\n'> <'\t\tgit branch -D keep &&\n'> <'\t\tgit push up :\n'> <'\t) &&\n'> <'\t(\n'> <'\t\tcd mirror &&\n'> 
          <'\t\tgit show-ref -s --verify refs/heads/keep\n'> <'\t)\n'> <'\n'>
        )
      }
    )
    (C {(test_done)})
  ]
)