tests: qtest: print device_add error before failing test

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20230112140312.3096331-2-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c
index 6b2216cb20e98258b74477c5d7a365dbfbfeb39d..d658222a191d358aef7a2fa8cb59c7418bd8d13f 100644 (file)
--- a/tests/qtest/libqtest.c
+++ b/tests/qtest/libqtest.c
@@ -1435,6 +1435,10 @@ void qtest_qmp_device_add_qdict(QTestState *qts, const char *drv,
     resp = qtest_qmp(qts, "{'execute': 'device_add', 'arguments': %p}", args);
     g_assert(resp);
     g_assert(!qdict_haskey(resp, "event")); /* We don't expect any events */
+    if (qdict_haskey(resp, "error")) {
+        fprintf(stderr, "error: %s\n",
+            qdict_get_str(qdict_get_qdict(resp, "error"), "desc"));
+    }
     g_assert(!qdict_haskey(resp, "error"));
     qobject_unref(resp);
 }