test(event) add test for #2886

tests/src/test_cases/test_event.c

@@ -0,0 +1,27 @@
+#if LV_BUILD_TEST
+#include "../lvgl.h"
+
+#include "unity/unity.h"
+
+static void event_object_deletion_cb(const lv_obj_class_t *cls, lv_event_t *e)
+{
+    LV_UNUSED(cls);
+    if(lv_event_get_code(e) == LV_EVENT_VALUE_CHANGED) {
+        lv_obj_del(lv_event_get_current_target(e));
+    }
+}
+
+static const lv_obj_class_t event_object_deletion_class = {
+    .event_cb = event_object_deletion_cb,
+    .base_class = &lv_obj_class
+};
+
+
+/* Checks for memory leaks/invalid memory accesses on deleted objects */
+void test_event_object_deletion(void)
+{
+    lv_obj_t * obj = lv_obj_class_create_obj(&event_object_deletion_class, lv_scr_act());
+    lv_event_send(obj, LV_EVENT_VALUE_CHANGED, NULL);
+}
+
+#endif