(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'patience diff algorithm'>)}
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (C {<.>} {(DQ ($ Id.VSub_DollarName '$TEST_DIRECTORY')) <'/lib-diff-alternative.sh'>})
    (C {<test_expect_success>} {(SQ <'--ignore-space-at-eol with a single appended character'>)} 
      {
        (SQ <'\n'> <'\tprintf "a\\nb\\nc\\n" >pre &&\n'> <'\tprintf "a\\nbX\\nc\\n" >post &&\n'> 
          <'\ttest_must_fail git diff --no-index \\\n'> <'\t\t--patience --ignore-space-at-eol pre post >diff &&\n'> <'\tgrep "^+.*X" diff\n'>
        )
      }
    )
    (C {<test_diff_frobnitz>} {(DQ <patience>)})
    (C {<test_diff_unique>} {(DQ <patience>)})
    (C {<test_done>})
  ]
)