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   19: 
   20: -module(bs_match_tail_no_opt_SUITE).
   21: 
   22: -author('bjorn@erix.ericsson.se').
   23: -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, 
   24: 	 init_per_group/2,end_per_group/2,aligned/1,unaligned/1,zero_tail/1]).
   25: 
   26: -include_lib("test_server/include/test_server.hrl").
   27: 
   28: suite() -> [{ct_hooks,[ts_install_cth]}].
   29: 
   30: all() -> 
   31:     [aligned, unaligned, zero_tail].
   32: 
   33: groups() -> 
   34:     [].
   35: 
   36: init_per_suite(Config) ->
   37:     Config.
   38: 
   39: end_per_suite(_Config) ->
   40:     ok.
   41: 
   42: init_per_group(_GroupName, Config) ->
   43:     Config.
   44: 
   45: end_per_group(_GroupName, Config) ->
   46:     Config.
   47: 
   48: 
   49: aligned(doc) -> "Test aligned tails.";
   50: aligned(Config) when is_list(Config) ->
   51:     ?line Tail1 = mkbin([]),
   52:     ?line {258,Tail1} = al_get_tail_used(mkbin([1,2])),
   53:     ?line Tail2 = mkbin(lists:seq(1, 127)),
   54:     ?line {35091,Tail2} = al_get_tail_used(mkbin([137,19|Tail2])),
   55: 
   56:     ?line 64896 = al_get_tail_unused(mkbin([253,128])),
   57:     ?line 64895 = al_get_tail_unused(mkbin([253,127|lists:seq(42, 255)])),
   58: 
   59:     ?line Tail3 = mkbin(lists:seq(0, 19)),
   60:     ?line {0,Tail1} = get_dyn_tail_used(Tail1, 0),
   61:     ?line {0,Tail3} = get_dyn_tail_used(mkbin([Tail3]), 0),
   62:     ?line {73,Tail3} = get_dyn_tail_used(mkbin([73|Tail3]), 8),
   63: 
   64:     ?line 0 = get_dyn_tail_unused(mkbin([]), 0),
   65:     ?line 233 = get_dyn_tail_unused(mkbin([233]), 8),
   66:     ?line 23 = get_dyn_tail_unused(mkbin([23,22,2]), 8),
   67:     ok.
   68: 
   69: al_get_tail_used(<<A:16,T/binary>>) -> {A,T}.
   70: al_get_tail_unused(<<A:16,_/binary>>) -> A.
   71: 
   72: unaligned(doc) -> "Test that an non-aligned tail cannot be matched out.";
   73: unaligned(Config) when is_list(Config) ->
   74:     ?line {'EXIT',{function_clause,_}} = (catch get_tail_used(mkbin([42]))),
   75:     ?line {'EXIT',{{badmatch,_},_}} = (catch get_dyn_tail_used(mkbin([137]), 3)),
   76:     ?line {'EXIT',{function_clause,_}} = (catch get_tail_unused(mkbin([42,33]))),
   77:     ?line {'EXIT',{{badmatch,_},_}} = (catch get_dyn_tail_unused(mkbin([44]), 7)),
   78:     ok.
   79: 
   80: get_tail_used(<<A:1,T/binary>>) -> {A,T}.
   81: 
   82: get_tail_unused(<<A:15,_/binary>>) -> A.
   83: 
   84: get_dyn_tail_used(Bin, Sz) ->
   85:     <<A:Sz,T/binary>> = Bin,
   86:     {A,T}.
   87: 
   88: get_dyn_tail_unused(Bin, Sz) ->
   89:     <<A:Sz,_/binary>> = Bin,
   90:     A.
   91: 
   92: zero_tail(doc) -> "Test that zero tails are tested correctly.";
   93: zero_tail(Config) when is_list(Config) ->
   94:     ?line 7 = (catch test_zero_tail(mkbin([7]))),
   95:     ?line {'EXIT',{function_clause,_}} = (catch test_zero_tail(mkbin([1,2]))),
   96:     ?line {'EXIT',{function_clause,_}} = (catch test_zero_tail2(mkbin([1,2,3]))),
   97:     ok.
   98: 
   99: test_zero_tail(<<A:8>>) -> A.
  100: 
  101: test_zero_tail2(<<_A:4,_B:4>>) -> ok.
  102: 
  103: mkbin(L) when is_list(L) -> list_to_binary(L).
  104: 
  105: 
  106:     
  107: