diff options
Diffstat (limited to 'lib/compiler/test/receive_SUITE.erl')
| -rw-r--r-- | lib/compiler/test/receive_SUITE.erl | 113 |
1 files changed, 100 insertions, 13 deletions
diff --git a/lib/compiler/test/receive_SUITE.erl b/lib/compiler/test/receive_SUITE.erl index cb8833759a..75e8045693 100644 --- a/lib/compiler/test/receive_SUITE.erl +++ b/lib/compiler/test/receive_SUITE.erl @@ -1,42 +1,61 @@ %% %% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2004-2009. All Rights Reserved. -%% +%% +%% Copyright Ericsson AB 2004-2011. 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% %% %%% Purpose : Compiles various modules with tough code -module(receive_SUITE). --export([all/1,init_per_testcase/2,fin_per_testcase/2, - recv/1,coverage/1,otp_7980/1]). +-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, + init_per_group/2,end_per_group/2, + init_per_testcase/2,end_per_testcase/2, + export/1,recv/1,coverage/1,otp_7980/1,ref_opt/1]). --include("test_server.hrl"). +-include_lib("test_server/include/test_server.hrl"). init_per_testcase(_Case, Config) -> ?line Dog = test_server:timetrap(test_server:minutes(2)), [{watchdog, Dog}|Config]. -fin_per_testcase(_Case, Config) -> +end_per_testcase(_Case, Config) -> Dog=?config(watchdog, Config), test_server:timetrap_cancel(Dog), ok. -all(suite) -> - test_lib:recompile(?MODULE), - [recv,coverage,otp_7980]. +suite() -> [{ct_hooks,[ts_install_cth]}]. + +all() -> + test_lib:recompile(receive_SUITE), + [recv, coverage, otp_7980, ref_opt, export]. + +groups() -> + []. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. -record(state, {ena = true}). @@ -157,5 +176,73 @@ otp_7980_add_clients(Count) -> end, N - 1 end, Count, [1,2,3]). - + +ref_opt(Config) when is_list(Config) -> + case ?MODULE of + receive_SUITE -> ref_opt_1(Config); + _ -> {skip,"Enough to run this case once."} + end. + +ref_opt_1(Config) -> + ?line DataDir = ?config(data_dir, Config), + ?line PrivDir = ?config(priv_dir, Config), + ?line Sources = filelib:wildcard(filename:join([DataDir,"ref_opt","*.erl"])), + ?line test_lib:p_run(fun(Src) -> + do_ref_opt(Src, PrivDir) + end, Sources), + ok. + +do_ref_opt(Source, PrivDir) -> + try + {ok,Mod} = c:c(Source, [{outdir,PrivDir}]), + ok = Mod:Mod(), + Base = filename:rootname(filename:basename(Source), ".erl"), + BeamFile = filename:join(PrivDir, Base), + {beam_file,Mod,_,_,_,Code} = beam_disasm:file(BeamFile), + case Base of + "no_"++_ -> + [] = collect_recv_opt_instrs(Code); + "yes_"++_ -> + [{recv_mark,{f,L}},{recv_set,{f,L}}] = + collect_recv_opt_instrs(Code) + end, + ok + catch Class:Error -> + io:format("~s: ~p ~p\n~p\n", + [Source,Class,Error,erlang:get_stacktrace()]), + error + end. + +collect_recv_opt_instrs(Code) -> + L = [ [I || I <- Is, + begin + case I of + {recv_mark,{f,_}} -> true; + {recv_set,{f,_}} -> true; + _ -> false + end + end] || {function,_,_,_,Is} <- Code], + lists:append(L). + +export(Config) when is_list(Config) -> + Ref = make_ref(), + ?line self() ! {result,Ref,42}, + ?line 42 = export_1(Ref), + ?line {error,timeout} = export_1(Ref), + ok. + +export_1(Reference) -> + id(Reference), + receive + {result,Reference,Result} -> + Result + after 1 -> + Result = {error,timeout} + end, + %% Result ({x,1}) is used, but not the return value ({x,0}) + %% of the receive. Used to be incorrectly optimized + %% by beam_block. + id({build,self()}), + Result. + id(I) -> I. |