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tests/stage-views: Test whether stage views and frame clocks are freed

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Add a test case to check whether the stage views and frame clocks are
all correctly freed after working with timelines a bit and then
hotplugging and removing all monitors.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1632>
This commit is contained in:
Jonas Dreßler 2020-12-16 18:19:20 +01:00 committed by Marge Bot
parent 7871ab5437
commit 6c19d49a68
1 changed files with 106 additions and 0 deletions
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106
src/tests/stage-view-tests.c
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@ -973,6 +973,110 @@ meta_test_actor_stage_views_parent_views_changed (void)
clutter_actor_destroy (container);
}
static void
meta_test_actor_stage_views_and_frame_clocks_freed (void)
{
MetaBackend *backend = meta_get_backend ();
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
MetaMonitorManagerTest *monitor_manager_test =
META_MONITOR_MANAGER_TEST (monitor_manager);
ClutterActor *stage = meta_backend_get_stage (backend);
ClutterActor *actor_1;
ClutterActor *actor_2;
GList *stage_views;
ClutterStageView *first_view;
ClutterStageView *second_view;
ClutterTimeline *timeline;
ClutterFrameClock *timeline_frame_clock;
ClutterFrameClock *first_view_frame_clock;
ClutterFrameClock *second_view_frame_clock;
MonitorTestCaseSetup frame_clock_test_setup;
MetaMonitorTestSetup *test_setup;
stage_views = clutter_stage_peek_stage_views (CLUTTER_STAGE (stage));
first_view = stage_views->data;
second_view = stage_views->next->data;
g_object_add_weak_pointer (G_OBJECT (first_view), (gpointer *) &first_view);
g_object_add_weak_pointer (G_OBJECT (second_view), (gpointer *) &second_view);
/* Create two actors, one on the first stage view, another one on the
* second view.
*/
actor_1 = clutter_actor_new ();
clutter_actor_set_size (actor_1, 100, 100);
clutter_actor_set_position (actor_1, 100, 100);
clutter_actor_add_child (stage, actor_1);
actor_2 = clutter_actor_new ();
clutter_actor_set_size (actor_2, 100, 100);
clutter_actor_set_position (actor_2, 1100, 100);
clutter_actor_add_child (stage, actor_2);
clutter_actor_show (stage);
wait_for_paint (stage);
is_on_stage_views (actor_1, 1, first_view);
is_on_stage_views (actor_2, 1, second_view);
/* Now create a timeline for the first actor and make sure its using the
* frame clock of the first view.
*/
timeline = clutter_timeline_new_for_actor (actor_1, 100);
clutter_timeline_start (timeline);
first_view_frame_clock =
clutter_stage_view_get_frame_clock (first_view);
second_view_frame_clock =
clutter_stage_view_get_frame_clock (second_view);
g_assert_nonnull (first_view_frame_clock);
g_assert_nonnull (second_view_frame_clock);
g_object_add_weak_pointer (G_OBJECT (first_view_frame_clock),
(gpointer *) &first_view_frame_clock);
g_object_add_weak_pointer (G_OBJECT (second_view_frame_clock),
(gpointer *) &second_view_frame_clock);
timeline_frame_clock = clutter_timeline_get_frame_clock (timeline);
g_assert_nonnull (timeline_frame_clock);
g_assert (timeline_frame_clock == first_view_frame_clock);
/* Now set the timeline actor to actor_2 and make sure the timeline is
* using the second frame clock.
*/
clutter_timeline_set_actor (timeline, actor_2);
timeline_frame_clock = clutter_timeline_get_frame_clock (timeline);
g_assert_nonnull (timeline_frame_clock);
g_assert (timeline_frame_clock == second_view_frame_clock);
/* Trigger a hotplug and remove both monitors, after that the timeline
* should have no frame clock set and both stage views and their
* frame clocks should have been freed.
*/
frame_clock_test_setup = initial_test_case_setup;
frame_clock_test_setup.n_outputs = 0;
frame_clock_test_setup.n_crtcs = 0;
test_setup = create_monitor_test_setup (&frame_clock_test_setup,
MONITOR_TEST_FLAG_NO_STORED);
meta_monitor_manager_test_emulate_hotplug (monitor_manager_test, test_setup);
timeline_frame_clock = clutter_timeline_get_frame_clock (timeline);
g_assert_null (timeline_frame_clock);
g_assert_null (first_view);
g_assert_null (first_view_frame_clock);
g_assert_null (second_view);
g_assert_null (second_view_frame_clock);
clutter_actor_destroy (actor_1);
clutter_actor_destroy (actor_2);
}
static void
init_tests (int argc, char **argv)
{
@ -998,6 +1102,8 @@ init_tests (int argc, char **argv)
meta_test_actor_stage_views_parent_views_rebuilt);
g_test_add_func ("/stage-views/actor-stage-views-parent-changed",
meta_test_actor_stage_views_parent_views_changed);
g_test_add_func ("/stage-views/actor-stage-views-and-frame-clocks-freed",
meta_test_actor_stage_views_and_frame_clocks_freed);
}
int