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authorLukas Larsson <[email protected]>2016-04-22 11:32:25 +0200
committerLukas Larsson <[email protected]>2016-04-26 16:02:45 +0200
commit80512854940a6db33152717246a34bbe68aaa8ed (patch)
treea802839c6038921f5f0ce84f37e06c55e6860aa6 /erts/emulator/test/trace_SUITE.erl
parentcf2df1b555072a1413f97259abec38b82513dbdc (diff)
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erts: Add test for new procs trace with spawn_link
Diffstat (limited to 'erts/emulator/test/trace_SUITE.erl')
-rw-r--r--erts/emulator/test/trace_SUITE.erl30
1 files changed, 29 insertions, 1 deletions
diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl
index 70ead0ecd8..29e043dd5c 100644
--- a/erts/emulator/test/trace_SUITE.erl
+++ b/erts/emulator/test/trace_SUITE.erl
@@ -27,7 +27,7 @@
-export([all/0, suite/0, 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_trace/1, dist_procs_trace/1, procs_new_trace/1,
suspend/1, mutual_suspend/1, suspend_exit/1, suspender_exit/1,
suspend_system_limit/1, suspend_opts/1, suspend_waiting/1,
new_clear/1, existing_clear/1,
@@ -456,6 +456,34 @@ dist_procs_trace(Config) when is_list(Config) ->
true = stop_node(OtherNode),
ok.
+%% Test trace(new, How, [procs]).
+procs_new_trace(Config) when is_list(Config) ->
+ Self = self(),
+ process_flag(trap_exit, true),
+ %%
+ Proc1 = spawn_link(?MODULE, process, [Self]),
+ io:format("Proc1 = ~p ~n", [Proc1]),
+ %%
+ 0 = erlang:trace(new, true, [procs]),
+
+ MFA = {?MODULE, process, [Self]},
+ %%
+ %% spawn, link
+ Proc1 ! {spawn_link_please, Self, MFA},
+ Proc3 = receive {spawned, Proc1, P3} -> P3 end,
+ receive {trace, Proc3, spawned, Proc1, MFA} -> ok end,
+ receive {trace, Proc3, getting_linked, Proc1} -> ok end,
+ io:format("Proc3 = ~p ~n", [Proc3]),
+ receive_nothing(),
+ %%
+ %%
+ %% exit (not linked to tracing process)
+ Reason1 = make_ref(),
+ Proc1 ! {exit_please, Reason1},
+ receive {'EXIT', Proc1, Reason1} -> ok end,
+ {trace, Proc3, exit, Reason1} = receive_first_trace(),
+ receive_nothing(),
+ ok.