qtest: switch users back to qtest_qmp_receive

Let test use the new functionality for buffering events.
The only remaining users of qtest_qmp_receive_dict are tests
that fuzz the QMP protocol.

Tested with 'make check-qtest'.

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20201006123904.610658-4-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

tests/qtest/ahci-test.c

@@ -1590,7 +1590,7 @@ static void test_atapi_tray(void)
     qtest_qmp_send(ahci->parent->qts, "{'execute': 'blockdev-open-tray', "
                     "'arguments': {'id': 'cd0'}}");
     atapi_wait_tray(ahci, true);
-    rsp = qtest_qmp_receive_dict(ahci->parent->qts);
+    rsp = qtest_qmp_receive(ahci->parent->qts);
     qobject_unref(rsp);
 
     qmp_discard_response(ahci->parent->qts,
@@ -1620,7 +1620,7 @@ static void test_atapi_tray(void)
     qtest_qmp_send(ahci->parent->qts, "{'execute': 'blockdev-close-tray', "
                    "'arguments': {'id': 'cd0'}}");
     atapi_wait_tray(ahci, false);
-    rsp = qtest_qmp_receive_dict(ahci->parent->qts);
+    rsp = qtest_qmp_receive(ahci->parent->qts);
     qobject_unref(rsp);
 
     /* Now, to convince ATAPI we understand the media has changed... */

tests/qtest/drive_del-test.c

@@ -15,9 +15,6 @@
 #include "libqos/virtio.h"
 #include "qapi/qmp/qdict.h"
 
-/* TODO actually test the results and get rid of this */
-#define qmp_discard_response(q, ...) qobject_unref(qtest_qmp(q, __VA_ARGS__))
-
 static void drive_add(QTestState *qts)
 {
     char *resp = qtest_hmp(qts, "drive_add 0 if=none,id=drive0");
@@ -38,13 +35,13 @@ static void device_del(QTestState *qts)
 {
     QDict *response;
 
-    /* Complication: ignore DEVICE_DELETED event */
-    qmp_discard_response(qts, "{'execute': 'device_del',"
+    response = qtest_qmp(qts, "{'execute': 'device_del',"
                          " 'arguments': { 'id': 'dev0' } }");
-    response = qtest_qmp_receive_dict(qts);
     g_assert(response);
     g_assert(qdict_haskey(response, "return"));
     qobject_unref(response);
+
+    qtest_qmp_eventwait(qts, "DEVICE_DELETED");
 }
 
 static void test_drive_without_dev(void)

tests/qtest/libqtest.c

@@ -324,7 +324,7 @@ QTestState *qtest_init(const char *extra_args)
     QDict *greeting;
 
     /* Read the QMP greeting and then do the handshake */
-    greeting = qtest_qmp_receive_dict(s);
+    greeting = qtest_qmp_receive(s);
     qobject_unref(greeting);
     qobject_unref(qtest_qmp(s, "{ 'execute': 'qmp_capabilities' }"));
 
@@ -700,7 +700,7 @@ QDict *qtest_vqmp_fds(QTestState *s, int *fds, size_t fds_num,
     qtest_qmp_vsend_fds(s, fds, fds_num, fmt, ap);
 
     /* Receive reply */
-    return qtest_qmp_receive_dict(s);
+    return qtest_qmp_receive(s);
 }
 
 QDict *qtest_vqmp(QTestState *s, const char *fmt, va_list ap)
@@ -708,7 +708,7 @@ QDict *qtest_vqmp(QTestState *s, const char *fmt, va_list ap)
     qtest_qmp_vsend(s, fmt, ap);
 
     /* Receive reply */
-    return qtest_qmp_receive_dict(s);
+    return qtest_qmp_receive(s);
 }
 
 QDict *qmp_fd(int fd, const char *fmt, ...)
@@ -850,12 +850,6 @@ char *qtest_vhmp(QTestState *s, const char *fmt, va_list ap)
                      " 'arguments': {'command-line': %s}}",
                      cmd);
     ret = g_strdup(qdict_get_try_str(resp, "return"));
-    while (ret == NULL && qdict_get_try_str(resp, "event")) {
-        /* Ignore asynchronous QMP events */
-        qobject_unref(resp);
-        resp = qtest_qmp_receive_dict(s);
-        ret = g_strdup(qdict_get_try_str(resp, "return"));
-    }
     g_assert(ret);
     qobject_unref(resp);
     g_free(cmd);

tests/qtest/pvpanic-test.c

@@ -24,9 +24,7 @@ static void test_panic(void)
 
     qtest_outb(qts, 0x505, 0x1);
 
-    response = qtest_qmp_receive_dict(qts);
-    g_assert(qdict_haskey(response, "event"));
-    g_assert_cmpstr(qdict_get_str(response, "event"), ==, "GUEST_PANICKED");
+    response = qtest_qmp_eventwait_ref(qts, "GUEST_PANICKED");
     g_assert(qdict_haskey(response, "data"));
     data = qdict_get_qdict(response, "data");
     g_assert(qdict_haskey(data, "action"));

tests/qtest/tpm-util.c

@@ -237,12 +237,16 @@ void tpm_util_migrate(QTestState *who, const char *uri)
 void tpm_util_wait_for_migration_complete(QTestState *who)
 {
     while (true) {
+        QDict *rsp;
         QDict *rsp_return;
         bool completed;
         const char *status;
 
-        qtest_qmp_send(who, "{ 'execute': 'query-migrate' }");
-        rsp_return = qtest_qmp_receive_success(who, NULL, NULL);
+        rsp = qtest_qmp(who, "{ 'execute': 'query-migrate' }");
+        g_assert(qdict_haskey(rsp, "return"));
+        rsp_return = qdict_get_qdict(rsp, "return");
+
+        g_assert(!qdict_haskey(rsp_return, "error"));
         status = qdict_get_str(rsp_return, "status");
         completed = strcmp(status, "completed") == 0;
         g_assert_cmpstr(status, !=,  "failed");