(List
  (AndOr OP_OR_IF
    (Com {[LIT_CHARS source]} {[DQ [ComSub (AndOr OP_AND_IF (Com {[LIT_CHARS cd]} {[DQ [ComSub (Com {[LIT_CHARS dirname]} {[DQ [VarSub BASH_SOURCE bracket_op=(Index {A Atom NODE_ARITH_WORD {[AS_NUM_LITERAL 0]}})]]})]]}) (Com {[LIT_CHARS pwd]}) )][LIT_CHARS /unittest.bash]]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Could not source unittest.sh"]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (AndOr OP_OR_IF
    (Com {[LIT_CHARS source]} {[DQ [ComSub (AndOr OP_AND_IF (Com {[LIT_CHARS cd]} {[DQ [ComSub (Com {[LIT_CHARS dirname]} {[DQ [VarSub BASH_SOURCE bracket_op=(Index {A Atom NODE_ARITH_WORD {[AS_NUM_LITERAL 0]}})]]})]]}) (Com {[LIT_CHARS pwd]}) )][LIT_CHARS /shell_utils.sh]]})
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "shell_utils.sh not found!"]]}
        <
        (DescriptorRedirectNode target={[LIT_CHARS 2]} <REDIR_GREATAND ">&"> 1),
        >
      )
      (Com {[LIT_CHARS exit]} {[LIT_CHARS 1]})
    )
  )
  (Com {[LIT_CHARS set]} {[LIT_CHARS -eu]})
  (Com {[LIT_CHARS cd]} {[DQ [VarSub TEST_TMPDIR]]})
  (FunctionDef assert_fails_to []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('method', {[DQ [VarSub 1]]})])
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('arg', {[DQ [VarSub 2 test_op=VS_TEST_COLON_HYPHEN {}]]})])
      (If
        (Com {[LIT_OTHER "["]} {[LIT_CHARS -n]} {[DQ [VarSub arg]]} {[LIT_OTHER "]"]})
        (AndOr OP_AND_IF
          (Com {[DQ [VarSub method]]} {[DQ [VarSub arg]]})
          (Com {[LIT_CHARS fail]} {[DQ [LIT_CHARS "'"][VarSub method][LIT_CHARS "' should have failed for '"][VarSub arg][LIT_CHARS "'"]]})
        )
        (ElseTrue)
        (AndOr OP_AND_IF
          (Com {[DQ [VarSub method]]})
          (Com {[LIT_CHARS fail]} {[DQ [LIT_CHARS "'"][VarSub method][LIT_CHARS "' should have failed for empty argument"]]})
        )
      )
      (Com {[LIT_CHARS true]})
    )
  )
  (FunctionDef test_resolve_bad_links []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('dir', {[DQ [VarSub FUNCNAME bracket_op=(Index {A Atom NODE_ARITH_WORD {[AS_NUM_LITERAL 0]}})]]})])
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub dir]]})
        (Com {[LIT_CHARS fail]} {[DQ [LIT_CHARS "mkdir -p "][VarSub dir]]})
      )
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /non-existent]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /non-existent]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS /non-existent]]} {[DQ [VarSub dir][LIT_CHARS /bad-absolute.sym]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /bad-absolute.sym]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /bad-absolute.sym]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS non-existent]]} {[DQ [VarSub dir][LIT_CHARS /bad-relative.sym]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /bad-relative.sym]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /bad-relative.sym]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS circular.sym]]} {[DQ [VarSub dir][LIT_CHARS /circular.sym]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /circular.sym]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /circular.sym]]})
    )
  )
  (FunctionDef test_resolve_non_links []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('dir', {[DQ [VarSub FUNCNAME bracket_op=(Index {A Atom NODE_ARITH_WORD {[AS_NUM_LITERAL 0]}})]]})])
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub dir]]})
        (Com {[LIT_CHARS fail]} {[DQ [LIT_CHARS "mkdir -p "][VarSub dir]]})
      )
      (Com {[LIT_CHARS echo]} {[LIT_CHARS hello]}
        <
        (FilenameRedirectNode filename={[DQ [VarSub dir][LIT_CHARS /hello.txt]]} <REDIR_GREAT ">"> 1),
        >
      )
      (Com {[LIT_CHARS assert_equals]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub dir]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [VarSub dir]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /hello.txt]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /hello.txt]]})]]})
    )
  )
  (FunctionDef test_resolve_symlinks []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('dir', {[DQ [VarSub FUNCNAME bracket_op=(Index {A Atom NODE_ARITH_WORD {[AS_NUM_LITERAL 0]}})]]})])
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub dir][LIT_CHARS /a/b]]})
        (Com {[LIT_CHARS fail]} {[DQ [LIT_CHARS "mkdir -p "][VarSub dir][LIT_CHARS /a/b]]})
      )
      (Com {[LIT_CHARS echo]} {[LIT_CHARS hello]}
        <
        (FilenameRedirectNode filename={[DQ [VarSub dir][LIT_CHARS /hello.txt]]} <REDIR_GREAT ">"> 1),
        >
      )
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS .]]} {[DQ [VarSub dir][LIT_CHARS /self]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS ../hello.txt]]} {[DQ [VarSub dir][LIT_CHARS /a/sym]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS ../sym]]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS .././sym]]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym-not-normalized]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub dir][LIT_CHARS /.]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub dir][LIT_CHARS /a/../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /a/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub dir][LIT_CHARS /a/b/../../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub dir][LIT_CHARS /a/b/.././../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym-not-normalized]]})]]})
      (Com {[LIT_CHARS cd]} {[DQ [VarSub dir]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ./.]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ./.]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS ./self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS a/../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS a/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS a/b/../../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS a/b/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS a/b/.././../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS a/b/sym-not-normalized]]})]]})
      (Com {[LIT_CHARS cd]} {[LIT_CHARS a]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ../.]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS ../self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ./../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ./../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS ./sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS b/../../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS b/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS b/.././../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS b/sym-not-normalized]]})]]})
      (Com {[LIT_CHARS cd]} {[LIT_CHARS b]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ../../.]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS ../../self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ../../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS ../sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ./../../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ./../../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS ./sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ./.././../hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS resolve_links]} {[DQ [LIT_CHARS sym-not-normalized]]})]]})
    )
  )
  (FunctionDef test_normalize_path []
    (List
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS .]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ ]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS .]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS .]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS .]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS ./.]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ..]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS ..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ..]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS ./..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ..]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS ../.]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ../..]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS ../././..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah/.]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah/./hello/..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah/./hello/../]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS blah/hello]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah/./hello/../a/b/.././.././hello]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS .]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah/./hello/../a/b/.././.././..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ..]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah/.././..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS ../..]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS blah/.././../..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /.]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /./.]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /blah]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /blah/.]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /blah/./hello/..]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /blah/./hello/../]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS /blah]]} {[DQ [ComSub (Com {[LIT_CHARS normalize_path]} {[DQ [LIT_CHARS /blah/./hello/../a/b/.././../.]]})]]})
    )
  )
  (FunctionDef test_get_realpath []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('dir', {[DQ [VarSub FUNCNAME bracket_op=(Index {A Atom NODE_ARITH_WORD {[AS_NUM_LITERAL 0]}})]]})])
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub dir][LIT_CHARS /a/b]]})
        (Com {[LIT_CHARS fail]} {[DQ [LIT_CHARS "mkdir -p "][VarSub dir][LIT_CHARS /a/b]]})
      )
      (Com {[LIT_CHARS echo]} {[LIT_CHARS hello]}
        <
        (FilenameRedirectNode filename={[DQ [VarSub dir][LIT_CHARS /hello.txt]]} <REDIR_GREAT ">"> 1),
        >
      )
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS .]]} {[DQ [VarSub dir][LIT_CHARS /self]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS ../hello.txt]]} {[DQ [VarSub dir][LIT_CHARS /a/sym]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS ../sym]]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[DQ [LIT_CHARS .././sym]]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym-not-normalized]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [VarSub dir][LIT_CHARS /self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [VarSub dir][LIT_CHARS /a/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS /][VarSub dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [VarSub dir][LIT_CHARS /a/b/sym-not-normalized]]})]]})
      (Com {[LIT_CHARS cd]} {[DQ [VarSub dir]]})
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('abs_dir', {[ComSub (Com {[LIT_CHARS pwd]})]})])
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS ./self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS a/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS a/b/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS a/b/sym-not-normalized]]})]]})
      (Com {[LIT_CHARS cd]} {[LIT_CHARS a]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS ../self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS ./sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS b/sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS b/sym-not-normalized]]})]]})
      (Com {[LIT_CHARS cd]} {[LIT_CHARS b]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS ../../self]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS ../sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS ./sym]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub abs_dir][LIT_CHARS /hello.txt]]} {[DQ [ComSub (Com {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS sym-not-normalized]]})]]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS non-existent]]})
      (Com {[LIT_CHARS ln]} {[LIT_CHARS -s]} {[LIT_CHARS self]} {[LIT_CHARS self]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS get_real_path]} {[DQ [LIT_CHARS self]]})
    )
  )
  (FunctionDef test_md5_sum []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS -r]}] bindings=[('dir', {[DQ [VarSub FUNCNAME bracket_op=(Index {A Atom NODE_ARITH_WORD {[AS_NUM_LITERAL 0]}})]]})])
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS mkdir]} {[DQ [VarSub dir]]})
        (Com {[LIT_CHARS fail]} {[DQ [LIT_CHARS "mkdir "][VarSub dir]]})
      )
      (Com {[LIT_CHARS echo]} {[LIT_CHARS hello]}
        <
        (FilenameRedirectNode filename={[DQ [VarSub dir][LIT_CHARS /a.txt]]} <REDIR_GREAT ">"> 1),
        >
      )
      (Com {[LIT_CHARS echo]} {[LIT_CHARS world]}
        <
        (FilenameRedirectNode filename={[DQ [VarSub dir][LIT_CHARS /b.txt]]} <REDIR_GREAT ">"> 1),
        >
      )
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS md5_file]})
      (Com {[LIT_CHARS assert_fails_to]} {[LIT_CHARS md5_file]} {[DQ [LIT_CHARS non-existent]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS b1946ac92492d2347c6235b4d2611184]]} {[DQ [ComSub (Com {[LIT_CHARS md5_file]} {[DQ [VarSub dir][LIT_CHARS /a.txt]]})]]})
      (Com {[LIT_CHARS assert_equals]} {[DQ [LIT_CHARS 591785b794601e212b260e25925636fd]]} {[DQ [ComSub (Com {[LIT_CHARS md5_file]} {[DQ [VarSub dir][LIT_CHARS /b.txt]]})]]})
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('sums', {[DQ [ComSub (Com {[LIT_CHARS echo]} {[LIT_CHARS -e]} {[DQ [LIT_CHARS b1946ac92492d2347c6235b4d2611184][\ LIT_ESCAPED_CHAR "\\n"][LIT_CHARS 591785b794601e212b260e25925636fd]]})]]})])
      (Com {[LIT_CHARS assert_equals]} {[DQ [VarSub sums]]} {[DQ [ComSub (Com {[LIT_CHARS md5_file]} {[DQ [VarSub dir][LIT_CHARS /a.txt]]} {[DQ [VarSub dir][LIT_CHARS /b.txt]]})]]})
    )
  )
  (Com {[LIT_CHARS run_suite]} {[DQ [LIT_CHARS "Tests for Bash utilities"]]})
)