(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'Test reflog interaction with detached HEAD'>)}
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (command.ShFunction
      name: reset_state
      body: 
        (BraceGroup
          children: [
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (C {<git>} {<checkout>} {<master>})
                (C {<cp>} {<saved_reflog>} {<'.git/logs/HEAD'>})
              ]
            )
          ]
        )
    )
    (C {<test_expect_success>} {<setup>} 
      {
        (SQ <'\n'> <'\ttest_tick &&\n'> <'\tgit commit --allow-empty -m initial &&\n'> 
          <'\tgit branch side &&\n'> <'\ttest_tick &&\n'> <'\tgit commit --allow-empty -m second &&\n'> 
          <'\tcat .git/logs/HEAD >saved_reflog\n'>
        )
      }
    )
    (C {<test_expect_success>} {<baseline>} 
      {
        (SQ <'\n'> <'\treset_state &&\n'> <'\tgit rev-parse master master^ >expect &&\n'> 
          <'\tgit log -g --format=%H >actual &&\n'> <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'switch to branch'>)} 
      {
        (SQ <'\n'> <'\treset_state &&\n'> <'\tgit rev-parse side master master^ >expect &&\n'> 
          <'\tgit checkout side &&\n'> <'\tgit log -g --format=%H >actual &&\n'> <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'detach to other'>)} 
      {
        (SQ <'\n'> <'\treset_state &&\n'> <'\tgit rev-parse master side master master^ >expect &&\n'> 
          <'\tgit checkout side &&\n'> <'\tgit checkout master^0 &&\n'> <'\tgit log -g --format=%H >actual &&\n'> 
          <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'detach to self'>)} 
      {
        (SQ <'\n'> <'\treset_state &&\n'> <'\tgit rev-parse master master master^ >expect &&\n'> 
          <'\tgit checkout master^0 &&\n'> <'\tgit log -g --format=%H >actual &&\n'> <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'attach to self'>)} 
      {
        (SQ <'\n'> <'\treset_state &&\n'> <'\tgit rev-parse master master master master^ >expect &&\n'> 
          <'\tgit checkout master^0 &&\n'> <'\tgit checkout master &&\n'> <'\tgit log -g --format=%H >actual &&\n'> <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {<test_expect_success>} {(SQ <'attach to other'>)} 
      {
        (SQ <'\n'> <'\treset_state &&\n'> <'\tgit rev-parse side master master master^ >expect &&\n'> 
          <'\tgit checkout master^0 &&\n'> <'\tgit checkout side &&\n'> <'\tgit log -g --format=%H >actual &&\n'> <'\ttest_cmp expect actual\n'>
        )
      }
    )
    (C {<test_done>})
  ]
)