modify testcases Signed-off-by: ling990 <liling96@huawei.com>

Signed-off-by: Nling990 <ling990@qq.com>

multimedia/media/media_js_standard/videoDecoder/src/main/js/test/VideoDecoderFuncPromiseTest.test.js

@@ -458,7 +458,7 @@ describe('VideoDecoderFuncPromiseTest', function () {
         }
         let array = new Array();
         eventEmitter.on('releaseAllDecoder', async () => {
-            for (let j = 0; j < 3; j++) {
+            for (let j = 0; j < 2; j++) {
                 await array[j].release().then(() => {
                     array[j] = null;
                 }, failCallback).catch(failCatch);

multimedia/media/media_js_standard/videoEncoder/src/main/js/test/VideoEncoderEnumTest.test.js

@@ -28,7 +28,6 @@ describe('VideoEncoderEnum', function () {
 
     afterEach(function() {
         console.info('afterEach case');
-        wait(2000);
     })
 
     afterAll(function() {

multimedia/media/media_js_standard/videoEncoder/src/main/js/test/VideoHardwareEncoderEnumTest.test.js

@@ -28,7 +28,6 @@ describe('VideoHardwareEncoderEnum', function () {
 
     afterEach(function() {
         console.info('afterEach case');
-        wait(2000);
     })
 
     afterAll(function() {