(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'check bitmap operation with shallow repositories'>)}
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (C {<test_expect_success>} {(SQ <'setup shallow repo'>)} 
      {
        (SQ <'\n'> <'\techo 1 >file &&\n'> <'\tgit add file &&\n'> <'\tgit commit -m orig &&\n'> 
          <'\techo 2 >file &&\n'> <'\tgit commit -a -m update &&\n'> <'\tgit clone --no-local --bare --depth=1 . shallow.git &&\n'> 
          <'\techo 1 >file &&\n'> <'\tgit commit -a -m repeat\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'turn on bitmaps in the parent'>)} 
      {(SQ <'\n'> <'\tgit repack -adb\n'>)}
    )
    (C {<test_expect_success>} {(SQ <'shallow fetch from bitmapped repo'>)} 
      {(SQ <'\n'> <'\t(cd shallow.git && git fetch)\n'>)}
    )
    (C {<test_done>})
  ]
)