feat!: streamline extension standalone testing

.vscode/launch.json

@@ -356,11 +356,11 @@
       "type": "lldb",
       "request": "launch",
       "program": "${workspaceFolder}/out/linux/x64/ten_manager/bin/tman",
-      "cwd": "${workspaceFolder}/out/linux/x64/tests/ten_manager/install/template_mode_with_same_name_extension/mock_app",
+      "cwd": "${workspaceFolder}/out/linux/x64/tests/ten_manager/install/mock_extension/mock_extension",
       "args": [
+        "--config-file=${workspaceFolder}/out/linux/x64/tests/local_registry/config.json",
         "install",
-        "extension",
-        "default_extension_cpp"
+        "--standalone",
       ],
       "preRunCommands": [
         "script import pathlib;import subprocess;import lldb;rustc_sysroot = subprocess.getoutput(\"rustc --print sysroot\");rustlib_etc = pathlib.Path(rustc_sysroot) / \"lib\" / \"rustlib\" / \"etc\";lldb.debugger.HandleCommand(f'command script import \"{rustlib_etc / \"lldb_lookup.py\"}\"');lldb.debugger.HandleCommand(f'command source -s 0 \"{rustlib_etc / \"lldb_commands\"}\"')"
@@ -533,6 +533,17 @@
         }
       }
     },
+    {
+      "name": "extension standalone test (C/C++) (lldb, launch)",
+      "type": "lldb",
+      "request": "launch",
+      "program": "${workspaceFolder}/out/linux/x64/tests/ten_runtime/integration/cpp/standalone_test_cpp/default_extension_cpp/out/linux/x64/tests/default_extension_cpp_test",
+      "args": [],
+      "cwd": "${workspaceFolder}/out/linux/x64/tests/ten_runtime/integration/cpp/standalone_test_cpp/default_extension_cpp/out/linux/x64/tests/",
+      "env": {
+        "ASAN_OPTIONS": "use_sigaltstack=0",
+      },
+    },
     {
       "name": "app (Python Main) (debugpy, launch)",
       "type": "debugpy",

core/include_internal/ten_runtime/addon/addon_host.h

@@ -93,14 +93,6 @@ TEN_RUNTIME_PRIVATE_API void ten_addon_host_on_destroy_instance_ctx_destroy(
 TEN_RUNTIME_PRIVATE_API ten_addon_host_t *ten_addon_host_create(
     TEN_ADDON_TYPE type);
 
-TEN_RUNTIME_PRIVATE_API ten_addon_host_t *ten_addon_host_find(
-    TEN_ADDON_TYPE addon_type, const char *addon_name);
-
-TEN_RUNTIME_PRIVATE_API ten_addon_host_t *
-ten_addon_host_find_or_create_one_if_not_found(TEN_ADDON_TYPE addon_type,
-                                               const char *addon_name,
-                                               bool *newly_created);
-
 TEN_RUNTIME_PRIVATE_API void ten_addon_host_load_metadata(
     ten_addon_host_t *self, ten_env_t *ten_env,
     ten_addon_on_init_func_t on_init);

core/include_internal/ten_runtime/addon/addon_loader/addon_loader.h

@@ -20,9 +20,6 @@ typedef struct ten_addon_store_t ten_addon_store_t;
 TEN_RUNTIME_PRIVATE_API ten_addon_store_t *ten_addon_loader_get_global_store(
     void);
 
-TEN_RUNTIME_PRIVATE_API ten_addon_host_t *ten_addon_addon_loader_find(
-    const char *addon_loader);
-
 TEN_RUNTIME_API ten_addon_host_t *ten_addon_register_addon_loader(
     const char *name, const char *base_dir, ten_addon_t *addon,
     void *register_ctx);

core/include_internal/ten_runtime/addon/common/common.h

@@ -0,0 +1,26 @@
+//
+// Copyright © 2025 Agora
+// This file is part of TEN Framework, an open source project.
+// Licensed under the Apache License, Version 2.0, with certain conditions.
+// Refer to the "LICENSE" file in the root directory for more information.
+//
+#pragma once
+
+#include "ten_runtime/ten_config.h"
+
+#include "ten_runtime/addon/addon.h"
+
+typedef struct ten_addon_host_t ten_addon_host_t;
+
+TEN_RUNTIME_PRIVATE_API ten_addon_host_t *ten_addon_store_find_by_type(
+    TEN_ADDON_TYPE addon_type, const char *addon_name);
+
+TEN_RUNTIME_PRIVATE_API int ten_addon_store_lock_by_type(
+    TEN_ADDON_TYPE addon_type);
+
+TEN_RUNTIME_PRIVATE_API int ten_addon_store_unlock_by_type(
+    TEN_ADDON_TYPE addon_type);
+
+TEN_RUNTIME_PRIVATE_API int ten_addon_store_lock_all_type(void);
+
+TEN_RUNTIME_PRIVATE_API int ten_addon_store_unlock_all_type(void);

core/include_internal/ten_runtime/addon/common/store.h

@@ -24,16 +24,17 @@ typedef struct ten_addon_store_t {
 
 TEN_RUNTIME_PRIVATE_API void ten_addon_store_init(ten_addon_store_t *store);
 
+TEN_RUNTIME_PRIVATE_API void ten_addon_store_add(ten_addon_store_t *store,
+                                                 ten_addon_host_t *addon);
+
 TEN_RUNTIME_PRIVATE_API ten_addon_t *ten_addon_store_del(
     ten_addon_store_t *store, const char *name);
 
 TEN_RUNTIME_PRIVATE_API void ten_addon_store_del_all(ten_addon_store_t *store);
 
+TEN_RUNTIME_PRIVATE_API int ten_addon_store_lock(ten_addon_store_t *store);
+
+TEN_RUNTIME_PRIVATE_API int ten_addon_store_unlock(ten_addon_store_t *store);
+
 TEN_RUNTIME_PRIVATE_API ten_addon_host_t *ten_addon_store_find(
     ten_addon_store_t *store, const char *name);
-
-TEN_RUNTIME_PRIVATE_API ten_addon_host_t *
-ten_addon_store_find_or_create_one_if_not_found(ten_addon_store_t *store,
-                                                TEN_ADDON_TYPE addon_type,
-                                                const char *addon_name,
-                                                bool *newly_created);

core/include_internal/ten_runtime/addon_loader/addon_loader.h

@@ -10,13 +10,20 @@
 
 #include "include_internal/ten_runtime/binding/common.h"
 #include "ten_runtime/addon/addon.h"
+#include "ten_utils/lib/mutex.h"
 #include "ten_utils/lib/signature.h"
 
 #define TEN_ADDON_LOADER_SIGNATURE 0xAE4FCDE7983727E4U
 
 typedef struct ten_addon_loader_t ten_addon_loader_t;
 typedef struct ten_addon_host_t ten_addon_host_t;
 
+typedef struct ten_addon_loader_singleton_store_t {
+  ten_atomic_t valid;
+  ten_mutex_t *lock;
+  ten_list_t store;  // ten_addon_loader_t
+} ten_addon_loader_singleton_store_t;
+
 typedef void (*ten_addon_loader_on_init_func_t)(
     ten_addon_loader_t *addon_loader);
 
@@ -38,10 +45,11 @@ typedef struct ten_addon_loader_t {
   ten_addon_loader_on_load_addon_func_t on_load_addon;
 } ten_addon_loader_t;
 
-TEN_RUNTIME_PRIVATE_API ten_list_t *ten_addon_loader_get_all(void);
+TEN_RUNTIME_PRIVATE_API int ten_addon_loader_singleton_store_lock(void);
+
+TEN_RUNTIME_PRIVATE_API int ten_addon_loader_singleton_store_unlock(void);
 
-TEN_RUNTIME_PRIVATE_API bool ten_addon_loader_check_integrity(
-    ten_addon_loader_t *self);
+TEN_RUNTIME_PRIVATE_API ten_list_t *ten_addon_loader_singleton_get_all(void);
 
 TEN_RUNTIME_API ten_addon_loader_t *ten_addon_loader_create(
     ten_addon_loader_on_init_func_t on_init,

core/include_internal/ten_runtime/extension_group/builtin/builtin_extension_group.h

@@ -27,5 +27,3 @@ TEN_RUNTIME_PRIVATE_API void ten_builtin_extension_group_addon_destroy_instance(
     void *context);
 
 TEN_RUNTIME_PRIVATE_API void ten_builtin_extension_group_addon_register(void);
-
-TEN_RUNTIME_PRIVATE_API void ten_builtin_extension_group_addon_unregister(void);

core/include_internal/ten_runtime/test/test_extension.h

@@ -12,8 +12,6 @@ typedef struct ten_env_t ten_env_t;
 
 TEN_RUNTIME_PRIVATE_API void ten_builtin_test_extension_addon_register(void);
 
-TEN_RUNTIME_PRIVATE_API void ten_builtin_test_extension_addon_unregister(void);
-
 TEN_RUNTIME_PRIVATE_API void
 ten_builtin_test_extension_ten_env_notify_on_start_done(ten_env_t *ten_env,
                                                         void *user_data);