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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2001-2013. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
%%
-module(testContextSwitchingTypes).
-export([test/1]).
-include_lib("test_server/include/test_server.hrl").
test(Config) ->
ValT = 'ContextSwitchingTypes':'val1-T'(),
check_EXTERNAL(enc_dec('T', ValT)),
{ok,ValT2} = asn1ct:value('ContextSwitchingTypes', 'T',
[{i,?config(case_dir, Config)}]),
check_EXTERNAL(enc_dec('T', ValT2)),
ValEP = 'ContextSwitchingTypes':'val1-EP'(),
ValEPDec = enc_dec('EP', ValEP),
io:format("~p\n~p\n", [ValEP,ValEPDec]),
ValCS = 'ContextSwitchingTypes':'val1-CS'(),
ValCSDec = enc_dec('EP', ValCS),
io:format("~p\n~p\n", [ValCS,ValCSDec]),
ok.
check_EXTERNAL({'EXTERNAL',Identif,DVD,DV})->
%% EXTERNAL in the 1994 format.
case Identif of
{'context-negotiation',_} ->
ok;
{'presentation-context-id',Id} ->
true = is_integer(Id);
{syntax,ObjId} ->
check_object_identifier(ObjId)
end,
check_EXTERNAL_DVD(DVD),
check_EXTERNAL_DV(DV);
check_EXTERNAL({'EXTERNAL',ObjId,IndirectRef,Descriptor,Enc})->
%% EXTERNAL in the 1990 format.
check_object_identifier(ObjId),
true = is_integer(IndirectRef),
true = is_binary(Descriptor) orelse is_list(Descriptor),
case Enc of
{arbitrary,_} -> ok;
{'single-ASN1-type',_} -> ok;
{'octet-aligned',_} -> ok
end.
check_EXTERNAL_DVD(DVD) when is_list(DVD) -> ok;
check_EXTERNAL_DVD(asn1_NOVALUE) -> ok.
check_EXTERNAL_DV(DV) when is_list(DV); is_binary(DV) -> ok.
check_object_identifier(Tuple) when is_tuple(Tuple) ->
%% An OBJECT IDENTIFIER is a tuple with integer elements.
case [E || E <- tuple_to_list(Tuple),
not is_integer(E)] of
[] -> ok
end.
enc_dec(T, V0) ->
M = 'ContextSwitchingTypes',
{ok,Enc} = M:encode(T, V0),
{ok,V} = M:decode(T, Enc),
V.
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