[lttng-dev] [LTTNG-TOOLS 2.3 PATCH 2/2] Test: enable kernel events after start

[Mathieu Desnoyers]

* Julien Desfossez (jdesfossez at efficios.com) wrote:
> This test detects if we actually append new metadata when enabling a
> kernel event after a start.

merged, thanks!

Mathieu

> 
> Signed-off-by: Julien Desfossez <jdesfossez at efficios.com>
> ---
>  tests/regression/kernel/test_event_basic |   24 +++++++++++++++++++++++-
>  1 file changed, 23 insertions(+), 1 deletion(-)
> 
> diff --git a/tests/regression/kernel/test_event_basic b/tests/regression/kernel/test_event_basic
> index 5c19744..a182f9f 100755
> --- a/tests/regression/kernel/test_event_basic
> +++ b/tests/regression/kernel/test_event_basic
> @@ -19,7 +19,7 @@ TEST_DESC="Kernel tracer - Basic event"
>  
>  CURDIR=$(dirname $0)/
>  TESTDIR=$CURDIR/../..
> -NUM_TESTS=12
> +NUM_TESTS=20
>  
>  source $TESTDIR/utils/utils.sh
>  
> @@ -46,6 +46,27 @@ function test_event_basic()
>  	rm -rf $TRACE_PATH
>  }
>  
> +function test_enable_after_start()
> +{
> +	TRACE_PATH=$(mktemp -d)
> +	SESSION_NAME="kernel_enable_after_start"
> +
> +	create_lttng_session $SESSION_NAME $TRACE_PATH
> +
> +	lttng_enable_kernel_event $SESSION_NAME "sched_switch"
> +
> +	start_lttng_tracing
> +	lttng_enable_kernel_event $SESSION_NAME "sched_process_exit"
> +	stop_lttng_tracing
> +
> +	validate_trace "sched_switch" $TRACE_PATH
> +	validate_trace "sched_process_exit" $TRACE_PATH
> +
> +	destroy_lttng_session $SESSION_NAME
> +
> +	rm -rf $TRACE_PATH
> +}
> +
>  # MUST set TESTDIR before calling those functions
>  plan_tests $NUM_TESTS
>  
> @@ -62,6 +83,7 @@ skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS ||
>  	start_lttng_sessiond
>  
>  	test_event_basic
> +	test_enable_after_start
>  
>  	stop_lttng_sessiond
>  }
> -- 
> 1.7.10.4
> 

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com