Re: [PATCH] tests/qtest/boot-sector: Check that the guest did not panic

[Philippe Mathieu-Daudé]

On 2/12/21 12:31 PM, Thomas Huth wrote:
> The s390-ccw bios code panics if it can not boot successfully. In
> this case, it does not make sense that we wait the full 600 seconds
> for the boot sector test to finish and can signal the failure
> immediately, thus let's check the status of the guest with the
> "query-status" QMP command here, too.
> 
> Reported-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Thomas Huth <thuth@redhat.com>
> ---
>  tests/qtest/boot-sector.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/tests/qtest/boot-sector.c b/tests/qtest/boot-sector.c
> index 24df5c4734..ea8f264661 100644
> --- a/tests/qtest/boot-sector.c
> +++ b/tests/qtest/boot-sector.c
> @@ -138,6 +138,7 @@ void boot_sector_test(QTestState *qts)
>      uint8_t signature_low;
>      uint8_t signature_high;
>      uint16_t signature;
> +    QDict *qrsp, *qret;
>      int i;
>  
>      /* Wait at most 600 seconds (test is slow with TCI and --enable-debug) */
> @@ -155,6 +156,14 @@ void boot_sector_test(QTestState *qts)
>          if (signature == SIGNATURE) {
>              break;
>          }
> +
> +        /* check that guest is still in "running" state and did not panic */
> +        qrsp = qtest_qmp(qts, "{ 'execute': 'query-status' }");
> +        qret = qdict_get_qdict(qrsp, "return");
> +        g_assert_nonnull(qret);
> +        g_assert_cmpstr(qdict_get_try_str(qret, "status"), ==, "running");

Interesting idea. Does it make sense to have a similar (optional?) check
done in QEMUMachine? This could benefit integration tests, quicker exit
on failure.

> +        qobject_unref(qrsp);
> +
>          g_usleep(TEST_DELAY);
>      }
>  
>