Re: [Qemu-devel] [PATCH 2/3] throttle: add detach/attach test case

["Benoît Canet" <benoit.canet@irqsave.net>]

The Wednesday 14 May 2014 à 16:22:46 (+0200), Stefan Hajnoczi wrote :
> Add a test case that checks the timer is really removed/added by the
> detach/attach functions.
> 
> Cc: Benoît Canet <benoit.canet@irqsave.net>
> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
> ---
>  tests/test-throttle.c | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/tests/test-throttle.c b/tests/test-throttle.c
> index 5fa5000..3de6ab8 100644
> --- a/tests/test-throttle.c
> +++ b/tests/test-throttle.c
> @@ -338,6 +338,29 @@ static void test_have_timer(void)
>      throttle_destroy(&ts);
>  }
>  
> +static void test_detach_attach(void)
> +{
> +    /* zero the structure */
> +    memset(&ts, 0, sizeof(ts));
> +
> +    /* init the structure */
> +    throttle_init(&ts, ctx, QEMU_CLOCK_VIRTUAL,
> +                  read_timer_cb, write_timer_cb, &ts);
> +
> +    /* timer set by init should return true */
> +    g_assert(throttle_have_timer(&ts));
> +
> +    /* timer should no longer exist after detaching */
> +    throttle_detach_aio_context(&ts);
> +    g_assert(!throttle_have_timer(&ts));
> +
> +    /* timer should exist again after attaching */
> +    throttle_attach_aio_context(&ts, ctx);
> +    g_assert(throttle_have_timer(&ts));
> +
> +    throttle_destroy(&ts);
> +}
> +
>  static bool do_test_accounting(bool is_ops, /* are we testing bps or ops */
>                  int size,                   /* size of the operation to do */
>                  double avg,                 /* io limit */
> @@ -486,6 +509,7 @@ int main(int argc, char **argv)
>      g_test_add_func("/throttle/init",               test_init);
>      g_test_add_func("/throttle/destroy",            test_destroy);
>      g_test_add_func("/throttle/have_timer",         test_have_timer);
> +    g_test_add_func("/throttle/detach_attach",      test_detach_attach);
>      g_test_add_func("/throttle/config/enabled",     test_enabled);
>      g_test_add_func("/throttle/config/conflicting", test_conflicting_config);
>      g_test_add_func("/throttle/config/is_valid",    test_is_valid);
> -- 
> 1.9.0
> 
Reviewed-by: Benoit Canet <benoit@irqsave.net>