The R13B03 release.OTP_R13B03

1 files changed, 99 insertions, 0 deletions

diff --git a/erts/emulator/test/a_SUITE.erl b/erts/emulator/test/a_SUITE.erl
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+++ b/erts/emulator/test/a_SUITE.erl
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+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2006-2009. 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%
+%%
+
+%%%-------------------------------------------------------------------
+%%% File    : a_SUITE.erl
+%%% Author  : Rickard Green <[email protected]>
+%%% Description : Misc tests that should be run first
+%%%
+%%% Created : 21 Aug 2006 by Rickard Green <[email protected]>
+%%%-------------------------------------------------------------------
+-module(a_SUITE).
+
+-include("test_server.hrl").
+
+-export([all/1, long_timers/1, pollset_size/1]).
+
+all(doc) ->
+    [];
+all(suite) ->
+    [long_timers, pollset_size].
+
+long_timers(doc) ->
+    [];
+long_timers(suite) ->
+    [];
+long_timers(Config) when is_list(Config) ->
+    Dir = ?config(data_dir, Config),
+    ?line long_timers_test:start(Dir),
+    ?line {comment,
+	   "Testcase started! This test will run in parallel with the "
+	   "erts testsuite and ends in the z_SUITE:long_timers testcase."}.
+
+pollset_size(doc) ->
+    [];
+pollset_size(suite) ->
+    [];
+pollset_size(Config) when is_list(Config) ->
+    ?line Parent = self(),
+    ?line Go = make_ref(),
+    ?line spawn(fun () ->
+			Name = pollset_size_testcase_initial_state_holder,
+			true = register(Name, self()),
+			ChkIo = get_check_io_info(),
+			io:format("Initial: ~p~n", [ChkIo]),
+			Parent ! Go,
+			receive
+			    {get_initial_check_io_result, Pid} ->
+				Pid ! {initial_check_io_result, ChkIo}
+			end
+		end),
+    ?line receive Go -> ok end,
+    ?line {comment,
+	   "Testcase started! This test will run in parallel with the "
+	   "erts testsuite and ends in the z_SUITE:pollset_size testcase."}.
+
+%%
+%% Internal functions...
+%%
+
+display_check_io(ChkIo) ->
+    catch erlang:display('--- CHECK IO INFO ---'),
+    catch erlang:display(ChkIo),
+    catch erts_debug:set_internal_state(available_internal_state, true),
+    NoOfErrorFds = (catch erts_debug:get_internal_state(check_io_debug)),
+    catch erlang:display({'NoOfErrorFds', NoOfErrorFds}),
+    catch erts_debug:set_internal_state(available_internal_state, false),
+    catch erlang:display('--- CHECK IO INFO ---'),
+    ok.
+
+get_check_io_info() ->
+    ChkIo = erlang:system_info(check_io),
+    case lists:keysearch(pending_updates, 1, ChkIo) of
+	{value, {pending_updates, 0}} ->
+	    display_check_io(ChkIo),
+	    ChkIo;
+	false ->
+	    ChkIo;
+	_ ->
+	    receive after 10 -> ok end,
+	    get_check_io_info()
+    end.
+
+