(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <"git update-index --assume-unchanged test.\n">)}
          spids: [4]
        )
      ]
      spids: [4]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(SQ <setup>)} 
      {
        (SQ <": >file &&\n"> <"\t git add file &&\n"> <"\t git commit -m initial &&\n"> 
          <"\t git branch other &&\n"> <"\t echo upstream >file &&\n"> <"\t git add file &&\n"> <"\t git commit -m upstream">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"do not switch branches with dirty file">)} 
      {
        (SQ <"git reset --hard &&\n"> <"\t git checkout other &&\n"> <"\t echo dirt >file &&\n"> 
          <"\t git update-index --assume-unchanged file &&\n"> <"\t test_must_fail git checkout master">
        )
      }
    )
    (C {(test_done)})
  ]
)