qapi: complete implementation of unions

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

1 files changed, 34 insertions, 0 deletions

diff --git a/test-qmp-output-visitor.c b/test-qmp-output-visitor.c
index 5452cd43bc..4d6c4d4420 100644
--- a/test-qmp-output-visitor.c
+++ b/test-qmp-output-visitor.c
@@ -380,6 +380,38 @@ static void test_visitor_out_list_qapi_free(TestOutputVisitorData *data,
     qapi_free_UserDefNestedList(head);
 }
 
+static void test_visitor_out_union(TestOutputVisitorData *data,
+                                   const void *unused)
+{
+    QObject *arg, *qvalue;
+    QDict *qdict, *value;
+
+    Error *err = NULL;
+
+    UserDefUnion *tmp = g_malloc0(sizeof(UserDefUnion));
+    tmp->kind = USER_DEF_UNION_KIND_A;
+    tmp->a = g_malloc0(sizeof(UserDefA));
+    tmp->a->boolean = true;
+
+    visit_type_UserDefUnion(data->ov, &tmp, NULL, &err);
+    g_assert(err == NULL);
+    arg = qmp_output_get_qobject(data->qov);
+
+    g_assert(qobject_type(arg) == QTYPE_QDICT);
+    qdict = qobject_to_qdict(arg);
+
+    g_assert_cmpstr(qdict_get_str(qdict, "type"), ==, "a");
+
+    qvalue = qdict_get(qdict, "data");
+    g_assert(data != NULL);
+    g_assert(qobject_type(qvalue) == QTYPE_QDICT);
+    value = qobject_to_qdict(qvalue);
+    g_assert_cmpint(qdict_get_bool(value, "boolean"), ==, true);
+
+    qapi_free_UserDefUnion(tmp);
+    QDECREF(qdict);
+}
+
 static void output_visitor_test_add(const char *testpath,
                                     TestOutputVisitorData *data,
                                     void (*test_func)(TestOutputVisitorData *data, const void *user_data))
@@ -416,6 +448,8 @@ int main(int argc, char **argv)
                             &out_visitor_data, test_visitor_out_list);
     output_visitor_test_add("/visitor/output/list-qapi-free",
                             &out_visitor_data, test_visitor_out_list_qapi_free);
+    output_visitor_test_add("/visitor/output/union",
+                            &out_visitor_data, test_visitor_out_union);
 
     g_test_run();