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tests/kms/hotplug: Add tests for connector coming and going

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Doesn't test any known issue, but just for the sake of testing.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2887>
This commit is contained in:
Jonas Ådahl 2023-03-03 23:21:39 +01:00 committed by Marge Bot
parent 995f9f9db8
commit 4551bc6b86
1 changed files with 118 additions and 0 deletions
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118
src/tests/native-kms-hotplug.c
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@ -18,7 +18,10 @@
#include "config.h"
#include "backends/meta-monitor-manager-private.h"
#include "backends/native/meta-backend-native.h"
#include "backends/native/meta-udev.h"
#include "meta-test/meta-context-test.h"
#include "tests/drm-mock/drm-mock.h"
typedef enum _State
{
@ -91,11 +94,126 @@ meta_test_reload (void)
g_signal_handler_disconnect (stage, presented_handler_id);
}
static void
disconnect_connector_filter (gpointer resource,
gpointer user_data)
{
drmModeConnector *drm_connector = resource;
drm_connector->connection = DRM_MODE_DISCONNECTED;
}
static void
frame_cb (CoglOnscreen *onscreen,
CoglFrameEvent frame_event,
CoglFrameInfo *frame_info,
void *user_data)
{
State *state = user_data;
if (frame_event == COGL_FRAME_EVENT_SYNC)
return;
if (*state == PAINTED)
*state = PRESENTED;
}
static void
meta_test_disconnect_connect (void)
{
MetaBackend *backend = meta_context_get_backend (test_context);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
ClutterActor *stage = meta_backend_get_stage (backend);
MetaUdev *udev = meta_backend_native_get_udev (META_BACKEND_NATIVE (backend));
g_autolist (GObject) udev_devices = NULL;
GUdevDevice *udev_device;
GList *logical_monitors;
gulong after_paint_handler_id;
gulong presented_handler_id;
ClutterStageView *view;
CoglFramebuffer *onscreen;
g_autoptr (GError) error = NULL;
State state;
udev_devices = meta_udev_list_drm_devices (udev, &error);
g_assert_cmpuint (g_list_length (udev_devices), ==, 1);
udev_device = g_list_first (udev_devices)->data;
logical_monitors =
meta_monitor_manager_get_logical_monitors (monitor_manager);
g_assert_cmpuint (g_list_length (logical_monitors), ==, 1);
after_paint_handler_id = g_signal_connect (stage, "after-paint",
G_CALLBACK (on_after_paint),
&state);
presented_handler_id = g_signal_connect (stage, "presented",
G_CALLBACK (on_presented),
&state);
g_debug ("Disconnect during page flip");
view = clutter_stage_peek_stage_views (CLUTTER_STAGE (stage))->data;
onscreen = clutter_stage_view_get_onscreen (view);
g_assert_true (COGL_IS_ONSCREEN (onscreen));
state = INIT;
clutter_actor_queue_redraw (stage);
while (state < PAINTED)
g_main_context_iteration (NULL, TRUE);
drm_mock_set_resource_filter (DRM_MOCK_CALL_FILTER_GET_CONNECTOR,
disconnect_connector_filter, NULL);
g_signal_emit_by_name (udev, "hotplug", udev_device);
logical_monitors =
meta_monitor_manager_get_logical_monitors (monitor_manager);
g_assert_cmpuint (g_list_length (logical_monitors), ==, 0);
g_debug ("Wait until page flip completes");
cogl_onscreen_add_frame_callback (COGL_ONSCREEN (onscreen),
frame_cb, &state, NULL);
while (state < PRESENTED)
g_main_context_iteration (NULL, TRUE);
g_debug ("Reconnect connector, wait for presented");
drm_mock_unset_resource_filter (DRM_MOCK_CALL_FILTER_GET_CONNECTOR);
g_signal_emit_by_name (udev, "hotplug", udev_device);
logical_monitors =
meta_monitor_manager_get_logical_monitors (monitor_manager);
g_assert_cmpuint (g_list_length (logical_monitors), ==, 1);
state = INIT;
clutter_actor_queue_redraw (stage);
while (state < PRESENTED)
g_main_context_iteration (NULL, TRUE);
g_debug ("Disconnect after page flip");
drm_mock_set_resource_filter (DRM_MOCK_CALL_FILTER_GET_CONNECTOR,
disconnect_connector_filter, NULL);
g_signal_emit_by_name (udev, "hotplug", udev_device);
logical_monitors =
meta_monitor_manager_get_logical_monitors (monitor_manager);
g_assert_cmpuint (g_list_length (logical_monitors), ==, 0);
while (TRUE)
{
if (!g_main_context_iteration (NULL, FALSE))
break;
}
g_debug ("Restore");
drm_mock_unset_resource_filter (DRM_MOCK_CALL_FILTER_GET_CONNECTOR);
g_signal_emit_by_name (udev, "hotplug", udev_device);
logical_monitors =
meta_monitor_manager_get_logical_monitors (monitor_manager);
g_assert_cmpuint (g_list_length (logical_monitors), ==, 1);
g_signal_handler_disconnect (stage, after_paint_handler_id);
g_signal_handler_disconnect (stage, presented_handler_id);
}
static void
init_tests (void)
{
g_test_add_func ("/hotplug/reload",
meta_test_reload);
g_test_add_func ("/hotplug/disconnect-connect",
meta_test_disconnect_connect);
}
int