事件循环框架

tests/config/runtime_config_test.c

@@ -16,6 +16,12 @@ struct backend_t {
 
 void backend_destroy(backend_t *backend) { free(backend); }
 
+bool backend_next_event(backend_t *backend, event_t *event) {
+  (void)backend;
+  (void)event;
+  return false;
+}
+
 static backend_t *test_backend_create(void) {
   return calloc(1, sizeof(backend_t));
 }

tests/core/CMakeLists.txt

@@ -8,6 +8,7 @@ add_executable(${TEST_APP_NAME}
     ${SOURCE_DIR}/config/loader.c
     ${SOURCE_DIR}/config/runtime_config.c
     ${SOURCE_DIR}/backend/x11/backend.c
+    ${SOURCE_DIR}/backend/x11/event.c
     ${SOURCE_DIR}/core/layout.c
     ${SOURCE_DIR}/core/runtime.c
     ${SOURCE_DIR}/core/state.c

tests/core/main.c

@@ -36,6 +36,7 @@ int main(void) {
   runtime_t runtime = {0};
 
   bootstrap(&runtime);
+  runtime_run(&runtime);
   runtime_shutdown(&runtime);
 
   return 0;