(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ (Token id:Id.Lit_Chars val:'Pickaxe options' span_id:15))}
          spids: [13]
        )
      ]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(setup)} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:29) 
          (Token id:Id.Lit_Chars val:'\ttest_commit initial &&\n' span_id:30) (Token id:Id.Lit_Chars val:'\tprintf "%04096d" 0 >4096-zeroes.txt &&\n' span_id:31) 
          (Token id:Id.Lit_Chars val:'\tgit add 4096-zeroes.txt &&\n' span_id:32) (Token id:Id.Lit_Chars val:'\ttest_tick &&\n' span_id:33) 
          (Token id:Id.Lit_Chars val:'\tgit commit -m "A 4k file"\n' span_id:34)
        )
      }
    )
    (C {(test_expect_success)} {(SQ (Token id:Id.Lit_Chars val:'-G matches' span_id:40))} 
      {
        (SQ (Token id:Id.Lit_Chars val:'\n' span_id:44) 
          (Token
            id: Id.Lit_Chars
            val: '\tgit diff --name-only -G "^0{4096}$" HEAD^ >out &&\n'
            span_id: 45
          ) (Token id:Id.Lit_Chars val:'\ttest 4096-zeroes.txt = "$(cat out)"\n' span_id:46)
        )
      }
    )
    (C {(test_done)})
  ]
)