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M . Jones" , Fabiano Rosas , "Michael S. Tsirkin" , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= Subject: [PATCH v2 3/3 for 9.2] tests/qtest: add test for querying balloon guest stats Date: Fri, 29 Nov 2024 13:55:07 +0000 Message-ID: <20241129135507.699030-4-berrange@redhat.com> In-Reply-To: <20241129135507.699030-1-berrange@redhat.com> References: <20241129135507.699030-1-berrange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.93, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1732888573355019100 This test would have identified the crash caused by the addition of new balloon stats fields. Signed-off-by: Daniel P. Berrang=C3=A9 Reviewed-by: Fabiano Rosas --- tests/qtest/virtio-balloon-test.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/tests/qtest/virtio-balloon-test.c b/tests/qtest/virtio-balloon= -test.c index 6bea33b590..ecdd363b06 100644 --- a/tests/qtest/virtio-balloon-test.c +++ b/tests/qtest/virtio-balloon-test.c @@ -8,6 +8,7 @@ =20 #include "qemu/osdep.h" #include "libqtest.h" +#include "standard-headers/linux/virtio_balloon.h" =20 /* * https://gitlab.com/qemu-project/qemu/-/issues/2576 @@ -26,11 +27,30 @@ static void oss_fuzz_71649(void) qtest_quit(s); } =20 +static void query_stats(void) +{ + QTestState *s =3D qtest_init("-device virtio-balloon,id=3Dballoon" + " -nodefaults"); + QDict *ret =3D qtest_qmp_assert_success_ref( + s, + "{ 'execute': 'qom-get', 'arguments': " \ + "{ 'path': '/machine/peripheral/balloon', " \ + " 'property': 'guest-stats' } }"); + QDict *stats =3D qdict_get_qdict(ret, "stats"); + + /* We expect 1 entry in the dict for each known kernel stat */ + assert(qdict_size(stats) =3D=3D VIRTIO_BALLOON_S_NR); + + qobject_unref(ret); + qtest_quit(s); +} + int main(int argc, char **argv) { g_test_init(&argc, &argv, NULL); =20 qtest_add_func("virtio-balloon/oss_fuzz_71649", oss_fuzz_71649); + qtest_add_func("virtio-balloon/query-stats", query_stats); =20 return g_test_run(); } --=20 2.46.0