diff --git a/uni_modules/uts-tests/utssdk/TextEncoder.uts b/uni_modules/uts-tests/utssdk/TextEncoder.uts
new file mode 100644
index 0000000000000000000000000000000000000000..3b7e16d251065e454dddf1d35a7cacdede45901c
--- /dev/null
+++ b/uni_modules/uts-tests/utssdk/TextEncoder.uts
@@ -0,0 +1,14 @@
+import { describe, test, expect, Result } from './tests.uts'
+
+export function testEncoder() : Result {
+  return describe("TextEncoder", () => {
+    test('encoder', () => {
+      // #TEST TextEncoder.encode
+      const encoder = new TextEncoder()
+      const int8 = encoder.encode("€");
+      console.log(int8); // Uint8Array(3) [226, 130, 172]
+      // #END
+      expect(int8.toString()).toEqual("226,130,172");
+    })
+  })
+}
\ No newline at end of file
diff --git a/uni_modules/uts-tests/utssdk/index.uts b/uni_modules/uts-tests/utssdk/index.uts
index 1cbaadd983caf4729788504fb9ec04b2744da2e9..ccf4605719ac0ca191baf8b1b6a5a1a3a4964b66 100644
--- a/uni_modules/uts-tests/utssdk/index.uts
+++ b/uni_modules/uts-tests/utssdk/index.uts
@@ -19,7 +19,7 @@ import { testType } from './Type.uts'
 export { Result } from './tests.uts'
 import { testArrayBuffer } from './ArrayBuffer.uts'
 import { testNativeCode } from './NativeCode.uts'
-
+import { testEncoder} from "./TextEncoder.uts"
 
 // Promise、Proxy、Reflect、Weakmap、WeakSet 不支持
 export function runTests() : UTSJSONObject {
@@ -45,7 +45,10 @@ export function runTests() : UTSJSONObject {
   // #ifdef  APP-ANDROID || WEB
   const ArrayBufferRes = testArrayBuffer();
   // #endif
-  const NativeCodeRes = testNativeCode();
+  const NativeCodeRes = testNativeCode();
+  // #ifdef  APP-ANDROID || WEB
+  const TextEncoderRes = testEncoder();
+  // #endif
   return {
     Array: ArrayRes,
     Date: DateRes,
@@ -66,7 +69,8 @@ export function runTests() : UTSJSONObject {
     console: consoleRes,
     UTSJSONObject: UTSJSONObjectRes,
     // #ifdef  APP-ANDROID || WEB
-    ArrayBuffer: ArrayBufferRes,
+    ArrayBuffer: ArrayBufferRes,
+    TextEncoder: TextEncoderRes,
     // #endif
     NativeCode: NativeCodeRes
   }