[PATCH v4 2/3] tests/qmp-cmd-test: Add qmp/object-add-duplicate-id

[Eric Auger <eric.auger@redhat.com>]

This new test checks that attempting to create an object
with an existing ID gracefully fails.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Acked-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
---
 tests/qtest/qmp-cmd-test.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/tests/qtest/qmp-cmd-test.c b/tests/qtest/qmp-cmd-test.c
index 9f5228cd99..ceb3296691 100644
--- a/tests/qtest/qmp-cmd-test.c
+++ b/tests/qtest/qmp-cmd-test.c
@@ -213,6 +213,23 @@ static void test_object_add_without_props(void)
     qtest_quit(qts);
 }
 
+static void test_object_add_with_duplicate_id(void)
+{
+    QTestState *qts;
+    QDict *resp;
+
+    qts = qtest_init(common_args);
+    resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':"
+                    " {'qom-type': 'memory-backend-ram', 'id': 'ram1', 'props': {'size': 4294967296 } } }");
+    g_assert_nonnull(resp);
+    g_assert(qdict_haskey(resp, "return"));
+    resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':"
+                    " {'qom-type': 'memory-backend-ram', 'id': 'ram1', 'props': {'size': 4294967296 } } }");
+    g_assert_nonnull(resp);
+    qmp_assert_error_class(resp, "GenericError");
+    qtest_quit(qts);
+}
+
 int main(int argc, char *argv[])
 {
     QmpSchema schema;
@@ -225,6 +242,8 @@ int main(int argc, char *argv[])
 
     qtest_add_func("qmp/object-add-without-props",
                    test_object_add_without_props);
+    qtest_add_func("qmp/object-add-duplicate-id",
+                   test_object_add_with_duplicate_id);
     /* TODO: add coverage of generic object-add failure modes */
 
     ret = g_test_run();
-- 
2.20.1