(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <'checkout handling of ambiguous (branch/tag) refs'>)}
          spids: [4]
        )
      ]
      spids: [4]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(SQ <'setup ambiguous refs'>)} 
      {
        (SQ <'\n'> <'\ttest_commit branch file &&\n'> <'\tgit branch ambiguity &&\n'> 
          <'\tgit branch vagueness &&\n'> <'\ttest_commit tag file &&\n'> <'\tgit tag ambiguity &&\n'> <'\tgit tag vagueness HEAD:file &&\n'> 
          <'\ttest_commit other file\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'checkout ambiguous ref succeeds'>)} 
      {(SQ <'\n'> <'\tgit checkout ambiguity >stdout 2>stderr\n'>)}
    )
    (C {(test_expect_success)} {(SQ <'checkout produces ambiguity warning'>)} 
      {(SQ <'\n'> <'\tgrep "warning.*ambiguous" stderr\n'>)}
    )
    (C {(test_expect_success)} {(SQ <'checkout chooses branch over tag'>)} 
      {
        (SQ <'\n'> <'\techo refs/heads/ambiguity >expect &&\n'> 
          <'\tgit symbolic-ref HEAD >actual &&\n'> <'\ttest_cmp expect actual &&\n'> <'\techo branch >expect &&\n'> <'\ttest_cmp expect file\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'checkout reports switch to branch'>)} 
      {
        (SQ <'\n'> <'\ttest_i18ngrep "Switched to branch" stderr &&\n'> 
          <'\ttest_i18ngrep ! "^HEAD is now at" stderr\n'>
        )
      }
    )
    (C {(test_expect_success)} {(SQ <'checkout vague ref succeeds'>)} 
      {
        (SQ <'\n'> <'\tgit checkout vagueness >stdout 2>stderr &&\n'> 
          <'\ttest_set_prereq VAGUENESS_SUCCESS\n'>
        )
      }
    )
    (C {(test_expect_success)} {(VAGUENESS_SUCCESS)} {(SQ <'checkout produces ambiguity warning'>)} 
      {(SQ <'\n'> <'\tgrep "warning.*ambiguous" stderr\n'>)}
    )
    (C {(test_expect_success)} {(VAGUENESS_SUCCESS)} {(SQ <'checkout chooses branch over tag'>)} 
      {
        (SQ <'\n'> <'\techo refs/heads/vagueness >expect &&\n'> 
          <'\tgit symbolic-ref HEAD >actual &&\n'> <'\ttest_cmp expect actual &&\n'> <'\techo branch >expect &&\n'> <'\ttest_cmp expect file\n'>
        )
      }
    )
    (C {(test_expect_success)} {(VAGUENESS_SUCCESS)} {(SQ <'checkout reports switch to branch'>)} 
      {
        (SQ <'\n'> <'\ttest_i18ngrep "Switched to branch" stderr &&\n'> 
          <'\ttest_i18ngrep ! "^HEAD is now at" stderr\n'>
        )
      }
    )
    (C {(test_done)})
  ]
)