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[PATCH v3 30/34] qapi: Implement deprecated-output=hide for QMP event da
From: |
Markus Armbruster |
Subject: |
[PATCH v3 30/34] qapi: Implement deprecated-output=hide for QMP event data |
Date: |
Sun, 15 Mar 2020 15:46:49 +0100 |
This policy suppresses deprecated bits in output, and thus permits
"testing the future". Implement it for QMP event data: suppress
deprecated members.
No QMP event data is deprecated right now.
Signed-off-by: Markus Armbruster <address@hidden>
---
tests/test-qmp-event.c | 18 ++++++++++++++++++
scripts/qapi/events.py | 6 ++++--
tests/qapi-schema/qapi-schema-test.json | 3 +++
tests/qapi-schema/qapi-schema-test.out | 2 ++
4 files changed, 27 insertions(+), 2 deletions(-)
diff --git a/tests/test-qmp-event.c b/tests/test-qmp-event.c
index ae4913ceb3..be5a2433d0 100644
--- a/tests/test-qmp-event.c
+++ b/tests/test-qmp-event.c
@@ -158,6 +158,23 @@ static void test_event_deprecated(TestEventData *data,
const void *unused)
qobject_unref(data->expect);
}
+static void test_event_deprecated_data(TestEventData *data, const void *unused)
+{
+ memset(&compat_policy, 0, sizeof(compat_policy));
+
+ data->expect = qdict_from_jsonf_nofail("{ 'event': 'TEST-EVENT-FEATURES0',"
+ " 'data': { 'foo': 42 } }");
+ qapi_event_send_test_event_features0(42);
+ g_assert(data->emitted);
+
+ compat_policy.deprecated_output = COMPAT_POLICY_OUTPUT_HIDE;
+ data->expect = qdict_from_jsonf_nofail("{ 'event': 'TEST-EVENT-FEATURES0'
}");
+ qapi_event_send_test_event_features0(42);
+ g_assert(data->emitted);
+
+ qobject_unref(data->expect);
+}
+
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
@@ -167,6 +184,7 @@ int main(int argc, char **argv)
event_test_add("/event/event_c", test_event_c);
event_test_add("/event/event_d", test_event_d);
event_test_add("/event/deprecated", test_event_deprecated);
+ event_test_add("/event/deprecated_data", test_event_deprecated_data);
g_test_run();
return 0;
diff --git a/scripts/qapi/events.py b/scripts/qapi/events.py
index 95ca4b4753..78fa60aa8e 100644
--- a/scripts/qapi/events.py
+++ b/scripts/qapi/events.py
@@ -104,7 +104,7 @@ def gen_event_send(name, arg_type, features, boxed,
if have_args:
ret += mcgen('''
- v = qobject_output_visitor_new(&obj);
+ v = qobject_output_visitor_new_qmp(&obj);
''')
if not arg_type.is_implicit():
ret += mcgen('''
@@ -123,7 +123,9 @@ def gen_event_send(name, arg_type, features, boxed,
ret += mcgen('''
visit_complete(v, &obj);
- qdict_put_obj(qmp, "data", obj);
+ if (qdict_size(qobject_to(QDict, obj))) {
+ qdict_put_obj(qmp, "data", obj);
+ }
''')
ret += mcgen('''
diff --git a/tests/qapi-schema/qapi-schema-test.json
b/tests/qapi-schema/qapi-schema-test.json
index e4cce0d5b0..23f58b8724 100644
--- a/tests/qapi-schema/qapi-schema-test.json
+++ b/tests/qapi-schema/qapi-schema-test.json
@@ -322,5 +322,8 @@
'features': [ { 'name': 'feature1', 'if': [ 'defined(TEST_IF_COND_1)',
'defined(TEST_IF_COND_2)'] } ] }
+{ 'event': 'TEST-EVENT-FEATURES0',
+ 'data': 'FeatureStruct1' }
+
{ 'event': 'TEST-EVENT-FEATURES1',
'features': [ 'deprecated' ] }
diff --git a/tests/qapi-schema/qapi-schema-test.out
b/tests/qapi-schema/qapi-schema-test.out
index cd53323abd..1a63d3bca7 100644
--- a/tests/qapi-schema/qapi-schema-test.out
+++ b/tests/qapi-schema/qapi-schema-test.out
@@ -438,6 +438,8 @@ command test-command-cond-features3 None -> None
gen=True success_response=True boxed=False oob=False preconfig=False
feature feature1
if ['defined(TEST_IF_COND_1)', 'defined(TEST_IF_COND_2)']
+event TEST-EVENT-FEATURES0 FeatureStruct1
+ boxed=False
event TEST-EVENT-FEATURES1 None
boxed=False
feature deprecated
--
2.21.1
- [PATCH v3 24/34] qapi: Replace qmp_dispatch()'s TODO comment by an explanation, (continued)
- [PATCH v3 24/34] qapi: Replace qmp_dispatch()'s TODO comment by an explanation, Markus Armbruster, 2020/03/15
- [PATCH v3 32/34] qapi: Implement deprecated-input=reject for QMP commands, Markus Armbruster, 2020/03/15
- [PATCH v3 16/34] qapi/schema: Change _make_features() to a take feature list, Markus Armbruster, 2020/03/15
- [PATCH v3 21/34] qapi: Inline do_qmp_dispatch() into qmp_dispatch(), Markus Armbruster, 2020/03/15
- [PATCH v3 08/34] tests/test-qmp-event: Simplify test data setup, Markus Armbruster, 2020/03/15
- [PATCH v3 04/34] docs/devel/qapi-code-gen: Document 'features' introspection, Markus Armbruster, 2020/03/15
- [PATCH v3 30/34] qapi: Implement deprecated-output=hide for QMP event data,
Markus Armbruster <=
- [PATCH v3 33/34] qapi: Implement deprecated-input=reject for QMP command arguments, Markus Armbruster, 2020/03/15
- [PATCH v3 07/34] tests/test-qmp-cmds: Simplify test data setup, Markus Armbruster, 2020/03/15
- [PATCH v3 11/34] qapi/schema: Clean up around QAPISchemaEntity.connect_doc(), Markus Armbruster, 2020/03/15
- [PATCH v3 01/34] qemu-doc: Belatedly document QMP command arg & result deprecation, Markus Armbruster, 2020/03/15