diff --git a/interfaces/kits/js/src/mod_fs/ani/bind_function_class.cpp b/interfaces/kits/js/src/mod_fs/ani/bind_function_class.cpp
index faf539b46a7f93916aad61a21ffc975afcb70cfe..91af1e340b94458af5b2422844d705e34d5e3612 100644
--- a/interfaces/kits/js/src/mod_fs/ani/bind_function_class.cpp
+++ b/interfaces/kits/js/src/mod_fs/ani/bind_function_class.cpp
@@ -20,6 +20,7 @@
 #include "access_ani.h"
 #include "bind_function.h"
 #include "filemgmt_libhilog.h"
+#include "file_ani.h"
 #include "close_ani.h"
 #include "copy_file_ani.h"
 #include "listfile_ani.h"
@@ -35,6 +36,20 @@
 
 using namespace OHOS::FileManagement::ModuleFileIO::ANI;
 
+static ani_status BindFileMethods(ani_env *env)
+{
+    static const char *className = "Lfile_fs_class/FileInner;";
+
+    std::array methods = {
+        ani_native_function { "getParent", nullptr, reinterpret_cast<void *>(FileAni::GetParent) },
+        ani_native_function { "lock", nullptr, reinterpret_cast<void *>(FileAni::Lock) },
+        ani_native_function { "tryLock", nullptr, reinterpret_cast<void *>(FileAni::TryLock) },
+        ani_native_function { "unlock", nullptr, reinterpret_cast<void *>(FileAni::UnLock) },
+    };
+
+    return BindClass(env, className, methods);
+}
+
 static ani_status BindStatClassMethods(ani_env *env)
 {
     static const char *className = "Lfile_fs_class/StatInner;";
@@ -91,6 +106,12 @@ ANI_EXPORT ani_status ANI_Constructor(ani_vm *vm, uint32_t *result)
         return status;
     };
 
+    status = BindFileMethods(env);
+    if (status != ANI_OK) {
+        HILOGE("Cannot bind native methods for file Class");
+        return status;
+    };
+
     status = BindStatClassMethods(env);
     if (status != ANI_OK) {
         HILOGE("Cannot bind native methods for Stat Class!");
diff --git a/interfaces/kits/js/src/mod_fs/ani/file_fs_class.ets b/interfaces/kits/js/src/mod_fs/ani/file_fs_class.ets
index e320a1087f6dcdb1b1529b47227bd61245a21526..0e87574122ef576f4952382f0d5c416cbcd8efba 100644
--- a/interfaces/kits/js/src/mod_fs/ani/file_fs_class.ets
+++ b/interfaces/kits/js/src/mod_fs/ani/file_fs_class.ets
@@ -782,6 +782,23 @@ function unlinkSyncTest() {
   console.println("unlinkSyncTest end");
 }
 
+function fileTest() {
+  console.println("fileTest begin");
+  let file = fileIo.openSync("/data/local/tmp/a.txt");
+  let fd = file.fd;
+  console.println(`open file, fd=${fd}`);
+  let parent = file.getParent();
+  console.println(`file parent=${parent}`);
+  file.lock();
+  console.println(`file lock completed`);
+  file.unlock();
+  console.println(`file unlock completed`);
+  file.tryLock(true);
+  console.println(`file tryLock completed`);
+  file.unlock();
+  console.println(`file unlock completed`);
+  console.println("fileTest end");
+}
 
 function main() {
   console.println("---------- hello ani --------------");
@@ -805,6 +822,6 @@ function main() {
   truncateSyncTest2();
   truncateSyncTest3();
   unlinkSyncTest();
-
+  fileTest();
   console.println("---------- hello ani end ---------------");
 }
\ No newline at end of file