(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'git annotate'>)}
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:PROG)
          op: assign_op.Equal
          rhs: {(SQ <'git annotate'>)}
          spids: [14]
        )
      ]
    )
    (C {<.>} {(DQ ($ Id.VSub_DollarName '$TEST_DIRECTORY')) <'/annotate-tests.sh'>})
    (C {<test_expect_success>} {(SQ <'annotate old revision'>)} 
      {
        (SQ <'\n'> <'\tgit annotate file master >actual &&\n'> 
          <'\tawk "{ print \\$3; }" <actual >authors &&\n'> <'\ttest 2 = $(grep A <authors | wc -l) &&\n'> <'\ttest 2 = $(grep B <authors | wc -l)\n'>
        )
      }
    )
    (C {<test_done>})
  ]
)