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-rw-r--r--erts/emulator/test/driver_SUITE.erl245
1 files changed, 137 insertions, 108 deletions
diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl
index 104bdf8aec..4211c49848 100644
--- a/erts/emulator/test/driver_SUITE.erl
+++ b/erts/emulator/test/driver_SUITE.erl
@@ -1,18 +1,19 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2013. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2014. 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.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
%%
%% %CopyrightEnd%
@@ -31,8 +32,9 @@
end_per_suite/1, init_per_group/2,end_per_group/2,
init_per_testcase/2,
end_per_testcase/2,
+
+ a_test/1,
outputv_echo/1,
-
timer_measure/1,
timer_cancel/1,
timer_change/1,
@@ -79,7 +81,8 @@
thr_free_drv/1,
async_blast/1,
thr_msg_blast/1,
- consume_timeslice/1]).
+ consume_timeslice/1,
+ z_test/1]).
-export([bin_prefix/2]).
@@ -122,19 +125,19 @@ init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) ->
_ -> erts_debug:set_internal_state(available_internal_state, true)
end,
erlang:display({init_per_testcase, Case}),
- ?line 0 = erts_debug:get_internal_state(check_io_debug),
+ ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)),
[{watchdog, Dog},{testcase, Case}|Config].
end_per_testcase(Case, Config) ->
Dog = ?config(watchdog, Config),
erlang:display({end_per_testcase, Case}),
- ?line 0 = erts_debug:get_internal_state(check_io_debug),
+ ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)),
?t:timetrap_cancel(Dog).
suite() -> [{ct_hooks,[ts_install_cth]}].
-all() ->
- [outputv_errors, outputv_echo, queue_echo, {group, timer},
+all() -> %% Keep a_test first and z_test last...
+ [a_test, outputv_errors, outputv_echo, queue_echo, {group, timer},
driver_unloaded, io_ready_exit, use_fallback_pollset,
bad_fd_in_pollset, driver_event, fd_change,
steal_control, otp_6602, driver_system_info_base_ver,
@@ -151,7 +154,8 @@ all() ->
thr_free_drv,
async_blast,
thr_msg_blast,
- consume_timeslice].
+ consume_timeslice,
+ z_test].
groups() ->
[{timer, [],
@@ -367,7 +371,7 @@ compare(Got, Expected) ->
?t:fail(got_bad_data)
end.
-
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Driver timer test suites
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -387,12 +391,12 @@ timer_measure(Config) when is_list(Config) ->
try_timeouts(_, 0) -> ok;
try_timeouts(Port, Timeout) ->
- ?line TimeBefore = now(),
+ ?line TimeBefore = erlang:monotonic_time(),
?line erlang:port_command(Port, <<?START_TIMER,Timeout:32>>),
receive
{Port,{data,[?TIMER]}} ->
?line Elapsed = erl_millisecs() - erl_millisecs(TimeBefore),
- io:format("Elapsed: ~p Timeout: ~p\n", [Elapsed,Timeout]),
+ io:format("Elapsed: ~p Timeout: ~p\n", [Elapsed, Timeout]),
if
Elapsed < Timeout ->
?line ?t:fail(too_short);
@@ -452,7 +456,7 @@ timer_delay(Config) when is_list(Config) ->
Name = 'timer_drv',
?line Port = start_driver(Config, Name, false),
- ?line TimeBefore = now(),
+ ?line TimeBefore = erlang:monotonic_time(),
Timeout0 = 350,
?line erlang:port_command(Port, <<?DELAY_START_TIMER,Timeout0:32>>),
Timeout = Timeout0 +
@@ -496,7 +500,7 @@ timer_change(Config) when is_list(Config) ->
try_change_timer(_Port, 0) -> ok;
try_change_timer(Port, Timeout) ->
?line Timeout_3 = Timeout*3,
- ?line TimeBefore = now(),
+ ?line TimeBefore = erlang:monotonic_time(),
?line erlang:port_command(Port, <<?START_TIMER,Timeout_3:32>>),
?line erlang:port_command(Port, <<?START_TIMER,Timeout:32>>),
receive
@@ -515,7 +519,7 @@ try_change_timer(Port, Timeout) ->
?line test_server:fail("driver failed to timeout")
end.
-
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Queue test suites
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -719,7 +723,7 @@ deq(Port, Size) ->
read_head(Port, Size) ->
erlang:port_control(Port, ?READ_HEAD, <<Size:32>>).
-
+
driver_unloaded(doc) ->
[];
driver_unloaded(suite) ->
@@ -917,8 +921,7 @@ steal_control_test(Hndl = {erts_poll_info, Before}) ->
end.
chkio_test_init(Config) when is_list(Config) ->
- ?line wait_until_no_pending_updates(),
- ?line ChkIo = erlang:system_info(check_io),
+ ?line ChkIo = get_stable_check_io_info(),
?line case catch lists:keysearch(name, 1, ChkIo) of
{value, {name, erts_poll}} ->
?line ?t:format("Before test: ~p~n", [ChkIo]),
@@ -937,8 +940,7 @@ chkio_test_fini({skipped, _} = Res) ->
chkio_test_fini({chkio_test_result, Res, Before}) ->
?line ok = erl_ddll:unload_driver('chkio_drv'),
?line ok = erl_ddll:stop(),
- ?line wait_until_no_pending_updates(),
- ?line After = erlang:system_info(check_io),
+ ?line After = get_stable_check_io_info(),
?line ?t:format("After test: ~p~n", [After]),
?line verify_chkio_state(Before, After),
?line Res.
@@ -985,7 +987,7 @@ chkio_test({erts_poll_info, Before},
?line Fun(),
?line During = erlang:system_info(check_io),
?line erlang:display(During),
- ?line 0 = erts_debug:get_internal_state(check_io_debug),
+ ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)),
?line ?t:format("During test: ~p~n", [During]),
?line chk_chkio_port(Port),
?line case erlang:port_control(Port, ?CHKIO_STOP, "") of
@@ -1034,18 +1036,22 @@ verify_chkio_state(Before, After) ->
After)
end,
?line ok.
-
-
-wait_until_no_pending_updates() ->
- case lists:keysearch(pending_updates, 1, erlang:system_info(check_io)) of
- {value, {pending_updates, 0}} ->
- ok;
- false ->
- ok;
+get_stable_check_io_info() ->
+ ChkIo = erlang:system_info(check_io),
+ PendUpdNo = case lists:keysearch(pending_updates, 1, ChkIo) of
+ {value, {pending_updates, PendNo}} ->
+ PendNo;
+ false ->
+ 0
+ end,
+ {value, {active_fds, ActFds}} = lists:keysearch(active_fds, 1, ChkIo),
+ case {PendUpdNo, ActFds} of
+ {0, 0} ->
+ ChkIo;
_ ->
receive after 10 -> ok end,
- wait_until_no_pending_updates()
+ get_stable_check_io_info()
end.
otp_6602(doc) -> ["Missed port lock when stealing control of fd from a "
@@ -1062,10 +1068,9 @@ otp_6602(Config) when is_list(Config) ->
%% Inet driver use port locking...
{ok, S} = gen_udp:open(0),
{ok, Fd} = inet:getfd(S),
- {ok, Port} = inet:port(S),
%% Steal fd (lock checker used to
%% trigger here).
- {ok, _S2} = gen_udp:open(Port,[{fd,Fd}]),
+ {ok, _S2} = gen_udp:open(0,[{fd,Fd}]),
Parent ! Done
end),
?line receive Done -> ok end,
@@ -1085,7 +1090,15 @@ otp_6602(Config) when is_list(Config) ->
["async_thrs",
"sched_thrs"])).
--define(EXPECTED_SYSTEM_INFO_NAMES, ?EXPECTED_SYSTEM_INFO_NAMES2).
+-define(EXPECTED_SYSTEM_INFO_NAMES3,
+ (?EXPECTED_SYSTEM_INFO_NAMES2 ++
+ ["emu_nif_vsn"])).
+
+-define(EXPECTED_SYSTEM_INFO_NAMES4,
+ (?EXPECTED_SYSTEM_INFO_NAMES3 ++
+ ["dirty_sched"])).
+
+-define(EXPECTED_SYSTEM_INFO_NAMES, ?EXPECTED_SYSTEM_INFO_NAMES4).
'driver_system_info_base_ver'(doc) ->
[];
@@ -1133,16 +1146,18 @@ check_driver_system_info_result(Result) ->
drv_vsn_str2tup(erlang:system_info(driver_version))} of
{DDVSN, DDVSN} ->
?line [] = Ns;
- {{1, 0}, _} ->
+ %% {{1, 0}, _} ->
+ %% ?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES
+ %% -- ?EXPECTED_SYSTEM_INFO_NAMES1),
+ %% ?line ExpNs = lists:sort(Ns);
+ %% {{1, 1}, _} ->
+ %% ?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES
+ %% -- ?EXPECTED_SYSTEM_INFO_NAMES2),
+ %% ?line ExpNs = lists:sort(Ns);
+ {{3, 0}, _} ->
?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES
- -- ?EXPECTED_SYSTEM_INFO_NAMES1),
- ?line ExpNs = lists:sort(Ns);
- {{1, 1}, _} ->
- ?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES
- -- ?EXPECTED_SYSTEM_INFO_NAMES2),
- ?line ExpNs = lists:sort(Ns);
- {{2, 0}, _} ->
- ?line [] = Ns
+ -- ?EXPECTED_SYSTEM_INFO_NAMES3),
+ ?line ExpNs = lists:sort(Ns)
end.
chk_sis(SIs, Ns) ->
@@ -1189,6 +1204,14 @@ check_si_res(["async_thrs", Value]) ->
check_si_res(["sched_thrs", Value]) ->
?line Value = integer_to_list(erlang:system_info(schedulers));
+%% Data added in 3rd version of driver_system_info() (driver version 1.5)
+check_si_res(["emu_nif_vsn", Value]) ->
+ ?line Value = erlang:system_info(nif_version);
+
+%% Data added in 4th version of driver_system_info() (driver version 3.1)
+check_si_res(["dirty_sched", _Value]) ->
+ true;
+
check_si_res(Unexpected) ->
?line ?t:fail({unexpected_result, Unexpected}).
@@ -1945,6 +1968,14 @@ otp_9302(Config) when is_list(Config) ->
end.
thr_free_drv(Config) when is_list(Config) ->
+ case erlang:system_info(threads) of
+ false ->
+ {skipped, "No thread support"};
+ true ->
+ thr_free_drv_do(Config)
+ end.
+
+thr_free_drv_do(Config) ->
?line Path = ?config(data_dir, Config),
?line erl_ddll:start(),
?line ok = load_driver(Path, thr_free_drv),
@@ -2075,6 +2106,21 @@ thr_msg_blast(Config) when is_list(Config) ->
Res
end.
+-define(IN_RANGE(LoW_, VaLuE_, HiGh_),
+ case in_range(LoW_, VaLuE_, HiGh_) of
+ true -> ok;
+ false ->
+ case erlang:system_info(lock_checking) of
+ true ->
+ ?t:format("~p:~p: Ignore bad sched count due to "
+ "lock checking~n",
+ [?MODULE,?LINE]);
+ false ->
+ ?t:fail({unexpected_sched_counts, VaLuE_})
+ end
+ end).
+
+
consume_timeslice(Config) when is_list(Config) ->
%%
%% Verify that erl_drv_consume_timeslice() works.
@@ -2131,15 +2177,8 @@ consume_timeslice(Config) when is_list(Config) ->
Proc1 ! Go,
wait_command_msgs(Port, 10),
[{Port, Sprt1}, {Proc1, Sproc1}] = count_pp_sched_stop([Port, Proc1]),
- case Sprt1 of
- 10 ->
- true = in_range(5, Sproc1-10, 7);
- _ ->
- case erlang:system_info(lock_checking) of
- true -> ?t:format("Ignore bad sched count due to lock checking", []);
- false -> ?t:fail({unexpected_sched_counts, Sprt1, Sproc1})
- end
- end,
+ ?IN_RANGE(10, Sprt1, 10),
+ ?IN_RANGE(5, Sproc1-10, 7),
"disabled" = port_control(Port, $D, ""),
Proc2 = spawn_link(fun () ->
@@ -2160,15 +2199,8 @@ consume_timeslice(Config) when is_list(Config) ->
Proc2 ! Go,
wait_command_msgs(Port, 10),
[{Port, Sprt2}, {Proc2, Sproc2}] = count_pp_sched_stop([Port, Proc2]),
- case Sprt2 of
- 10 ->
- true = in_range(1, Sproc2-10, 2);
- _ ->
- case erlang:system_info(lock_checking) of
- true -> ?t:format("Ignore bad sched count due to lock checking", []);
- false -> ?t:fail({unexpected_sched_counts, Sprt2, Sproc2})
- end
- end,
+ ?IN_RANGE(10, Sprt2, 10),
+ ?IN_RANGE(1, Sproc2-10, 2),
"enabled" = port_control(Port, $E, ""),
Proc3 = spawn_link(fun () ->
@@ -2188,15 +2220,8 @@ consume_timeslice(Config) when is_list(Config) ->
Proc3 ! Go,
wait_command_msgs(Port, 10),
[{Port, Sprt3}, {Proc3, Sproc3}] = count_pp_sched_stop([Port, Proc3]),
- case Sprt3 of
- 10 ->
- true = in_range(5, Sproc3-10, 7);
- _ ->
- case erlang:system_info(lock_checking) of
- true -> ?t:format("Ignore bad sched count due to lock checking", []);
- false -> ?t:fail({unexpected_sched_counts, Sprt3, Sproc3})
- end
- end,
+ ?IN_RANGE(10, Sprt3, 10),
+ ?IN_RANGE(5, Sproc3-10, 7),
"disabled" = port_control(Port, $D, ""),
Proc4 = spawn_link(fun () ->
@@ -2216,15 +2241,8 @@ consume_timeslice(Config) when is_list(Config) ->
Proc4 ! Go,
wait_command_msgs(Port, 10),
[{Port, Sprt4}, {Proc4, Sproc4}] = count_pp_sched_stop([Port, Proc4]),
- case Sprt4 of
- 10 ->
- true = in_range(1, Sproc4-10, 2);
- _ ->
- case erlang:system_info(lock_checking) of
- true -> ?t:format("Ignore bad sched count due to lock checking", []);
- false -> ?t:fail({unexpected_sched_counts, Sprt4, Sproc4})
- end
- end,
+ ?IN_RANGE(10, Sprt4, 10),
+ ?IN_RANGE(1, Sproc4-10, 2),
SOnl = erlang:system_info(schedulers_online),
%% If only one scheduler use port with parallelism set to true,
@@ -2272,8 +2290,8 @@ consume_timeslice(Config) when is_list(Config) ->
wait_procs_exit([W5, Proc5]),
wait_command_msgs(Port2, 10),
[{Port2, Sprt5}, {Proc5, Sproc5}] = count_pp_sched_stop([Port2, Proc5]),
- true = in_range(2, Sproc5, 3),
- true = in_range(7, Sprt5, 20),
+ ?IN_RANGE(2, Sproc5, 3),
+ ?IN_RANGE(6, Sprt5, 20),
count_pp_sched_start(),
"disabled" = port_control(Port2, $D, ""),
@@ -2307,8 +2325,8 @@ consume_timeslice(Config) when is_list(Config) ->
wait_procs_exit([W6, Proc6]),
wait_command_msgs(Port2, 10),
[{Port2, Sprt6}, {Proc6, Sproc6}] = count_pp_sched_stop([Port2, Proc6]),
- true = in_range(2, Sproc6, 3),
- true = in_range(3, Sprt6, 6),
+ ?IN_RANGE(2, Sproc6, 3),
+ ?IN_RANGE(2, Sprt6, 6),
process_flag(scheduler, 0),
@@ -2316,6 +2334,7 @@ consume_timeslice(Config) when is_list(Config) ->
receive {Port2, closed} -> ok end,
ok.
+
wait_command_msgs(_, 0) ->
ok;
wait_command_msgs(Port, N) ->
@@ -2374,10 +2393,25 @@ count_proc_sched(Ps, PNs) ->
PNs
end.
+a_test(Config) when is_list(Config) ->
+ check_io_debug().
+
+z_test(Config) when is_list(Config) ->
+ check_io_debug().
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Utilities
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+check_io_debug() ->
+ get_stable_check_io_info(),
+ {NoErrorFds, NoUsedFds, NoDrvSelStructs, NoDrvEvStructs}
+ = erts_debug:get_internal_state(check_io_debug),
+ 0 = NoErrorFds,
+ NoUsedFds = NoDrvSelStructs,
+ 0 = NoDrvEvStructs,
+ ok.
+
%flush_msgs() ->
% receive
% M ->
@@ -2487,13 +2521,11 @@ uniform(N) ->
end,
random:uniform(N).
-%% return millisecs from statistics source
erl_millisecs() ->
- {Ms, S, Us} = erlang:now(),
- Ms * 1000000000 + S * 1000 + Us / 1000.
+ erl_millisecs(erlang:monotonic_time()).
-erl_millisecs({Ms,S,Us}) ->
- Ms * 1000000000 + S * 1000 + Us / 1000.
+erl_millisecs(MonotonicTime) ->
+ (1000*MonotonicTime)/erlang:convert_time_unit(1,seconds,native).
%% Start/stop drivers.
start_driver(Config, Name, Binary) ->
@@ -2542,18 +2574,15 @@ sleep(Ms) when is_integer(Ms), Ms >= 0 ->
start_node(Config) when is_list(Config) ->
- ?line Pa = filename:dirname(code:which(?MODULE)),
- ?line {A, B, C} = now(),
- ?line Name = list_to_atom(atom_to_list(?MODULE)
- ++ "-"
- ++ atom_to_list(?config(testcase, Config))
- ++ "-"
- ++ integer_to_list(A)
- ++ "-"
- ++ integer_to_list(B)
- ++ "-"
- ++ integer_to_list(C)),
- ?line ?t:start_node(Name, slave, [{args, "-pa "++Pa}]).
+ Pa = filename:dirname(code:which(?MODULE)),
+ Name = list_to_atom(atom_to_list(?MODULE)
+ ++ "-"
+ ++ atom_to_list(?config(testcase, Config))
+ ++ "-"
+ ++ integer_to_list(erlang:system_time(seconds))
+ ++ "-"
+ ++ integer_to_list(erlang:unique_integer([positive]))),
+ ?t:start_node(Name, slave, [{args, "-pa "++Pa}]).
stop_node(Node) ->
?t:stop_node(Node).