diff options
Diffstat (limited to 'erts/emulator/test')
| -rw-r--r-- | erts/emulator/test/trace_SUITE.erl | 49 |
1 files changed, 48 insertions, 1 deletions
diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl index b7f312635e..70ead0ecd8 100644 --- a/erts/emulator/test/trace_SUITE.erl +++ b/erts/emulator/test/trace_SUITE.erl @@ -32,6 +32,7 @@ suspend_system_limit/1, suspend_opts/1, suspend_waiting/1, new_clear/1, existing_clear/1, set_on_spawn/1, set_on_first_spawn/1, cpu_timestamp/1, + set_on_link/1, set_on_first_link/1, system_monitor_args/1, more_system_monitor_args/1, system_monitor_long_gc_1/1, system_monitor_long_gc_2/1, system_monitor_large_heap_1/1, system_monitor_large_heap_2/1, @@ -54,7 +55,8 @@ all() -> mutual_suspend, suspend_exit, suspender_exit, suspend_system_limit, suspend_opts, suspend_waiting, new_clear, existing_clear, set_on_spawn, - set_on_first_spawn, system_monitor_args, + set_on_first_spawn, set_on_link, set_on_first_link, + system_monitor_args, more_system_monitor_args, system_monitor_long_gc_1, system_monitor_long_gc_2, system_monitor_large_heap_1, system_monitor_long_schedule, @@ -501,6 +503,51 @@ set_on_first_spawn(Config) when is_list(Config) -> receive_nothing(), ok. +%% Tests trace(Pid, How, [set_on_link]). + +set_on_link(Config) -> + Listener = fun_spawn(fun process/0), + + %% Create and trace a process with the set_on_link flag. + %% Make sure it is traced. + Father_SOL = fun_spawn(fun process/0), + 1 = erlang:trace(Father_SOL, true, [send, set_on_link]), + true = is_send_traced(Father_SOL, Listener, sol_father), + + %% Have the process spawn of two children and test that they + %% are traced. + [Child1, Child2] = spawn_children(Father_SOL, 2), + true = is_send_traced(Child1, Listener, child1), + true = is_send_traced(Child2, Listener, child2), + + %% Second generation. + [Child11, Child12] = spawn_children(Child1, 2), + true = is_send_traced(Child11, Listener, child11), + true = is_send_traced(Child12, Listener, child12), + ok. + +%% Tests trace(Pid, How, [set_on_first_spawn]). + +set_on_first_link(Config) -> + ct:timetrap({seconds, 10}), + Listener = fun_spawn(fun process/0), + + %% Create and trace a process with the set_on_first_spawn flag. + %% Make sure it is traced. + Parent = fun_spawn(fun process/0), + 1 = erlang:trace(Parent, true, [send, set_on_first_link]), + is_send_traced(Parent, Listener, sol_father), + + %% Have the process spawn off three children and test that the + %% first is traced. + [Child1, Child2, Child3] = spawn_children(Parent, 3), + true = is_send_traced(Child1, Listener, child1), + false = is_send_traced(Child2, Listener, child2), + false = is_send_traced(Child3, Listener, child3), + receive_nothing(), + ok. + + %% Tests arguments to erlang:system_monitor/0,1,2 system_monitor_args(Config) when is_list(Config) -> |