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authorBjörn Gustavsson <[email protected]>2017-06-13 10:04:10 +0200
committerBjörn Gustavsson <[email protected]>2017-06-13 12:25:07 +0200
commit23c436e47f3f28b8797626a113361611631e7bf0 (patch)
tree1d32612725e644110efd5fb26d17798f77b1380b /erts/emulator/test
parenta54014638c6a1cd0a3e7b1ee36998756a475684b (diff)
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trace_SUITE: Don't leave processes running
Diffstat (limited to 'erts/emulator/test')
-rw-r--r--erts/emulator/test/trace_SUITE.erl31
1 files changed, 22 insertions, 9 deletions
diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl
index bd0ea22de9..9ddc8628b6 100644
--- a/erts/emulator/test/trace_SUITE.erl
+++ b/erts/emulator/test/trace_SUITE.erl
@@ -24,7 +24,8 @@
%%% Tests the trace BIF.
%%%
--export([all/0, suite/0, link_receive_call_correlation/0,
+-export([all/0, suite/0, init_per_testcase/2, end_per_testcase/2,
+ link_receive_call_correlation/0,
receive_trace/1, link_receive_call_correlation/1, self_send/1,
timeout_trace/1, send_trace/1,
procs_trace/1, dist_procs_trace/1, procs_new_trace/1,
@@ -62,6 +63,14 @@ all() ->
system_monitor_long_schedule,
system_monitor_large_heap_2, bad_flag, trace_delivered].
+init_per_testcase(_Case, Config) ->
+ [{receiver,spawn(fun receiver/0)}|Config].
+
+end_per_testcase(_Case, Config) ->
+ Receiver = proplists:get_value(receiver, Config),
+ unlink(Receiver),
+ exit(Receiver, die),
+ ok.
%% No longer testing anything, just reporting whether cpu_timestamp
%% is enabled or not.
@@ -83,7 +92,7 @@ cpu_timestamp(Config) when is_list(Config) ->
%% Tests that trace(Pid, How, ['receive']) works.
receive_trace(Config) when is_list(Config) ->
- Receiver = fun_spawn(fun receiver/0),
+ Receiver = proplists:get_value(receiver, Config),
%% Trace the process; make sure that we receive the trace messages.
1 = erlang:trace(Receiver, true, ['receive']),
@@ -353,7 +362,7 @@ timeout_trace(Config) when is_list(Config) ->
send_trace(Config) when is_list(Config) ->
process_flag(trap_exit, true),
Sender = fun_spawn(fun sender/0),
- Receiver = fun_spawn(fun receiver/0),
+ Receiver = proplists:get_value(receiver, Config),
%% Check that a message sent to another process is traced.
1 = erlang:trace(Sender, true, [send]),
@@ -1604,7 +1613,8 @@ suspend_waiting(Config) when is_list(Config) ->
%% Test that erlang:trace(new, true, ...) is cleared when tracer dies.
new_clear(Config) when is_list(Config) ->
- Tracer = spawn(fun receiver/0),
+ Tracer = proplists:get_value(receiver, Config),
+
0 = erlang:trace(new, true, [send, {tracer, Tracer}]),
{flags, [send]} = erlang:trace_info(new, flags),
{tracer, Tracer} = erlang:trace_info(new, tracer),
@@ -1623,7 +1633,7 @@ new_clear(Config) when is_list(Config) ->
existing_clear(Config) when is_list(Config) ->
Self = self(),
- Tracer = fun_spawn(fun receiver/0),
+ Tracer = proplists:get_value(receiver, Config),
N = erlang:trace(existing, true, [send, {tracer, Tracer}]),
{flags, [send]} = erlang:trace_info(Self, flags),
{tracer, Tracer} = erlang:trace_info(Self, tracer),
@@ -1639,27 +1649,30 @@ existing_clear(Config) when is_list(Config) ->
%% Test that erlang:trace/3 can be called on processes where the
%% tracer has died. OTP-13928
tracer_die(Config) when is_list(Config) ->
- Proc = spawn(fun receiver/0),
+ Proc = spawn_link(fun receiver/0),
- Tracer = spawn(fun receiver/0),
+ Tracer = spawn_link(fun receiver/0),
timer:sleep(1),
N = erlang:trace(existing, true, [send, {tracer, Tracer}]),
{flags, [send]} = erlang:trace_info(Proc, flags),
{tracer, Tracer} = erlang:trace_info(Proc, tracer),
+ unlink(Tracer),
exit(Tracer, die),
- Tracer2 = spawn(fun receiver/0),
+ Tracer2 = spawn_link(fun receiver/0),
timer:sleep(1),
N = erlang:trace(existing, true, [send, {tracer, Tracer2}]),
{flags, [send]} = erlang:trace_info(Proc, flags),
{tracer, Tracer2} = erlang:trace_info(Proc, tracer),
+ unlink(Tracer2),
exit(Tracer2, die),
- Tracer3 = spawn(fun receiver/0),
+ Tracer3 = spawn_link(fun receiver/0),
timer:sleep(1),
1 = erlang:trace(Proc, true, [send, {tracer, Tracer3}]),
{flags, [send]} = erlang:trace_info(Proc, flags),
{tracer, Tracer3} = erlang:trace_info(Proc, tracer),
+ unlink(Tracer3),
exit(Tracer3, die),
ok.