(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: 
            {
              (SQ <'check problems with relative GIT_DIR\n'> <'\n'> 
                <'This test creates a working tree state with a file and subdir:\n'> <'\n'> <'  top (committed several times)\n'> <'  subdir (a subdirectory)\n'> <'\n'> 
                <'It creates a commit-hook and tests it, then moves .git\n'> <'into the subdir while keeping the worktree location,\n'> 
                <'and tries commits from the top and the subdir, checking\n'> <'that the commit-hook still gets called.'>
              )
            }
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:COMMIT_FILE)
          op: assign_op.Equal
          rhs: {(DQ (command_sub left_token:<Id.Left_DollarParen '$('> child:(C {<pwd>})) <'/output'>)}
          spids: [25]
        )
      ]
    )
    (C {<export>} {<COMMIT_FILE>})
    (C {<test_expect_success>} {(SQ <'Setting up post-commit hook'>)} 
      {
        (SQ <'\n'> <'mkdir -p .git/hooks &&\n'> <'echo >.git/hooks/post-commit "#!/bin/sh\n'> 
          <'touch \\"\\${COMMIT_FILE}\\"\n'> <'echo Post commit hook was called." &&\n'> <'chmod +x .git/hooks/post-commit'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'post-commit hook used ordinarily'>)} 
      {
        (SQ <'\n'> <'echo initial >top &&\n'> <'git add top &&\n'> <'git commit -m initial &&\n'> 
          <'test -r "${COMMIT_FILE}"\n'>
        )
      }
    )
    (C {<rm>} {<-rf>} {(DQ (${ Id.VSub_Name COMMIT_FILE))})
    (C {<mkdir>} {<subdir>})
    (C {<mv>} {<.git>} {<subdir>})
    (C {<test_expect_success>} {(SQ <'post-commit-hook created and used from top dir'>)} 
      {
        (SQ <'\n'> <'echo changed >top &&\n'> <'git --git-dir subdir/.git add top &&\n'> 
          <'git --git-dir subdir/.git commit -m topcommit &&\n'> <'test -r "${COMMIT_FILE}"\n'>
        )
      }
    )
    (C {<rm>} {<-rf>} {(DQ (${ Id.VSub_Name COMMIT_FILE))})
    (C {<test_expect_success>} {(SQ <'post-commit-hook from sub dir'>)} 
      {
        (SQ <'\n'> <'echo changed again >top &&\n'> <'cd subdir &&\n'> 
          <'git --git-dir .git --work-tree .. add ../top &&\n'> <'git --git-dir .git --work-tree .. commit -m subcommit &&\n'> <'test -r "${COMMIT_FILE}"\n'>
        )
      }
    )
    (C {<test_done>})
  ]
)