[ltt-dev] [UST PATCH] Fix libustctl_function_tests

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

On Wed, 23 Feb 2011, Nils Carlson wrote:

> 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.

Oh, any by fix the test-case I actually meant fix libust... :-)
We should be getting -1 here, not 0 when enabling a non-existent marker.

/Nils

> 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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>>
>
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