[ltt-dev] [UST PATCH] Fix libustctl_function_tests

[nils.carlson@ericsson.com (Nils Carlson)]

On Wed, 23 Feb 2011, Yannick Brosseau wrote:

> After discussions, we concluded that the enable a non existing marker is a valid case, so we
> move it to the working case section.
> While being there, check that the re-enable a marker set the right errno
>

I don't really understand your reasoning. This is a question of libust 
being broken and the test-case showing this. We should fix the test-case. 
It should not be possible to enable a non-existent marker, the function 
should return -1, not 0 as it currently does.

/Nils

> Signed-off-by: Yannick Brosseau <yannick.brosseau at gmail.com>
> ---
> .../libustctl_function_tests.c                     |   10 ++++++----
> 1 files changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/tests/libustctl_function_tests/libustctl_function_tests.c b/tests/libustctl_function_tests/libustctl_function_tests.c
> index 947028f..7c12695 100644
> --- a/tests/libustctl_function_tests/libustctl_function_tests.c
> +++ b/tests/libustctl_function_tests/libustctl_function_tests.c
> @@ -21,6 +21,7 @@
> #include <unistd.h>
> #include <sys/types.h>
> #include <sys/wait.h>
> +#include <errno.h>
>
> #include <ust/marker.h>
> #include <ust/ustctl.h>
> @@ -136,15 +137,16 @@ static void ustctl_function_tests(pid_t pid)
>
> 	tap_ok(!ustctl_destroy_trace(trace, pid), "ustctl_destroy_trace - without ever starting");
>
> +	tap_ok(ustctl_set_marker_state(trace, "ustl", "blar", 1, pid) == 0,
> +	       "Enable non-existent marker ustl blar");
>
> 	printf("##### Tests that definetly should work are completed #####\n");
> 	printf("############## Start expected failure cases ##############\n");
>
> 	tap_ok(ustctl_set_marker_state(trace, "ust","bar", 1, pid),
> 	       "Enable already enabled marker ust/bar");
> -
> -	tap_ok(ustctl_set_marker_state(trace, "ustl", "blar", 1, pid),
> -	       "Enable non-existent marker ustl blar");
> +	tap_ok(EEXIST == errno,
> +	       "Right error code for enabling an already enabled marker");
>
> 	tap_ok(ustctl_start_trace(trace, pid),
> 	       "Start a non-existent trace");
> @@ -161,7 +163,7 @@ int main(int argc, char **argv)
> 	int i, status;
> 	pid_t parent_pid, child_pid;
>
> -	tap_plan(27);
> +	tap_plan(28);
>
> 	printf("Function tests for ustctl\n");
>
> -- 
> 1.7.2.3
>
>
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