diff --git a/tests/qapi-schema/qapi-schema-test.json b/tests/qapi-schema/qapi-schema-test.json
index d2b1397d82..3f62821b60 100644
--- a/tests/qapi-schema/qapi-schema-test.json
+++ b/tests/qapi-schema/qapi-schema-test.json
@@ -53,6 +53,8 @@
 { 'command': 'user_def_cmd2',
   'data': {'ud1a': 'UserDefOne', '*ud1b': 'UserDefOne'},
   'returns': 'UserDefTwo' }
+{ 'command': 'user_def_cmd3', 'data': {'a': 'int', '*b': 'int' },
+  'returns': 'int' }
 
 # For testing integer range flattening in opts-visitor. The following schema
 # corresponds to the option format:
diff --git a/tests/qapi-schema/qapi-schema-test.out b/tests/qapi-schema/qapi-schema-test.out
index af9829eaa2..59468ac9a2 100644
--- a/tests/qapi-schema/qapi-schema-test.out
+++ b/tests/qapi-schema/qapi-schema-test.out
@@ -10,6 +10,7 @@
  OrderedDict([('command', 'user_def_cmd'), ('data', OrderedDict())]),
  OrderedDict([('command', 'user_def_cmd1'), ('data', OrderedDict([('ud1a', 'UserDefOne')]))]),
  OrderedDict([('command', 'user_def_cmd2'), ('data', OrderedDict([('ud1a', 'UserDefOne'), ('*ud1b', 'UserDefOne')])), ('returns', 'UserDefTwo')]),
+ OrderedDict([('command', 'user_def_cmd3'), ('data', OrderedDict([('a', 'int'), ('*b', 'int')])), ('returns', 'int')]),
  OrderedDict([('type', 'UserDefOptions'), ('data', OrderedDict([('*i64', ['int']), ('*u64', ['uint64']), ('*u16', ['uint16']), ('*i64x', 'int'), ('*u64x', 'uint64')]))])]
 ['EnumOne', 'UserDefUnionKind', 'UserDefNativeListUnionKind']
 [OrderedDict([('type', 'NestedEnumsOne'), ('data', OrderedDict([('enum1', 'EnumOne'), ('*enum2', 'EnumOne'), ('enum3', 'EnumOne'), ('*enum4', 'EnumOne')]))]),
diff --git a/tests/test-qmp-commands.c b/tests/test-qmp-commands.c
index d7720ab19d..4586cee37e 100644
--- a/tests/test-qmp-commands.c
+++ b/tests/test-qmp-commands.c
@@ -41,6 +41,11 @@ UserDefTwo *qmp_user_def_cmd2(UserDefOne *ud1a,
     return ret;
 }
 
+int64_t qmp_user_def_cmd3(int64_t a, bool has_b, int64_t b, Error **errp)
+{
+    return a + (has_b ? b : 0);
+}
+
 /* test commands with no input and no return value */
 static void test_dispatch_cmd(void)
 {
@@ -95,10 +100,12 @@ static void test_dispatch_cmd_io(void)
 {
     QDict *req = qdict_new();
     QDict *args = qdict_new();
+    QDict *args3 = qdict_new();
     QDict *ud1a = qdict_new();
     QDict *ud1b = qdict_new();
     QDict *ret, *ret_dict, *ret_dict_dict, *ret_dict_dict_userdef;
     QDict *ret_dict_dict2, *ret_dict_dict2_userdef;
+    QInt *ret3;
 
     qdict_put_obj(ud1a, "integer", QOBJECT(qint_from_int(42)));
     qdict_put_obj(ud1a, "string", QOBJECT(qstring_from_str("hello")));
@@ -125,6 +132,15 @@ static void test_dispatch_cmd_io(void)
     assert(!strcmp(qdict_get_str(ret_dict_dict2_userdef, "string"), "hello2"));
     assert(!strcmp(qdict_get_str(ret_dict_dict2, "string"), "blah4"));
     QDECREF(ret);
+
+    qdict_put(args3, "a", qint_from_int(66));
+    qdict_put(req, "arguments", args3);
+    qdict_put(req, "execute", qstring_from_str("user_def_cmd3"));
+
+    ret3 = qobject_to_qint(test_qmp_dispatch(req));
+    assert(qint_get_int(ret3) == 66);
+    QDECREF(ret);
+
     QDECREF(req);
 }