diff --git a/multimedia/medialibrary/common.js b/multimedia/medialibrary/common.js
index 360f7938e834e344c034b791df638c33d614eed8..d76ac57ca2388d793d7fc74419517e25259bc58c 100644
--- a/multimedia/medialibrary/common.js
+++ b/multimedia/medialibrary/common.js
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (C) 2022-2023 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/multimedia/medialibrary/mediaLibrary_album/entry/src/main/ets/test/albumGetFileAssetsPromise.test.ets b/multimedia/medialibrary/mediaLibrary_album/entry/src/main/ets/test/albumGetFileAssetsPromise.test.ets
index f66508e542292d098bbee6aa057a49669d42ad0a..91ef2296be8e2e0f8b19bdcec7b752e24ed9f601 100644
--- a/multimedia/medialibrary/mediaLibrary_album/entry/src/main/ets/test/albumGetFileAssetsPromise.test.ets
+++ b/multimedia/medialibrary/mediaLibrary_album/entry/src/main/ets/test/albumGetFileAssetsPromise.test.ets
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 Huawei Device Co., Ltd.
+ * Copyright (C) 2022-2023 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -476,5 +476,83 @@ export default function albumGetFileAssetsPromiseTest(abilityContext) {
             let currentFetchOp = albumFetchOps(testNum, "Videos/", "Static", VIDEO_TYPE);
             await checkAlbumAssetsNoOps(done, testNum, currentFetchOp, assetsCount);
         });
+
+        /**
+         * @tc.number    : SUB_MEDIA_MEDIALIBRARY_ALBUM_GET_ASSETS_PROMISE_004_04
+         * @tc.name      : getFileAssets
+         * @tc.desc      : getFileAssets by undefined option
+         * @tc.size      : MEDIUM
+         * @tc.type      : Function
+         * @tc.level     : Level 0
+         */
+        it("SUB_MEDIA_MEDIALIBRARY_ALBUM_GET_ASSETS_PROMISE_004_04", 0, async function (done) {
+            const testNum = "SUB_MEDIA_MEDIALIBRARY_ALBUM_GET_ASSETS_PROMISE_004_04";
+            let fetchOp = albumFetchOps(testNum, "Videos/", "Static", VIDEO_TYPE);
+            try {
+                const albumList = await media.getAlbums(fetchOp);
+                // check album length
+                const albumCountPass = await checkAlbumsCount(done, testNum, albumList, 1);
+                if (!albumCountPass) return;
+
+                const album = albumList[0];
+
+                let fetchFileResult;
+                let fetchAllResult;
+                try {
+                    fetchFileResult = await album.getFileAssets(undefined);
+                    fetchAllResult = await album.getFileAssets(allFetchOp());
+                    expect(fetchFileResult.getCount()).assertEqual(fetchAllResult.getCount());
+                } catch (error) {
+                    console.info(`${testNum} getFileAssets fail, error: ${error}`);
+                    expect(false).assertTrue();
+                }
+                fetchFileResult.close();
+                fetchAllResult.close();
+                done();
+            } catch (error) {
+                console.info(`${testNum}, error: ${error}`);
+                expect(false).assertTrue();
+                done();
+            }
+        });
+
+        /**
+         * @tc.number    : SUB_MEDIA_MEDIALIBRARY_ALBUM_GET_ASSETS_PROMISE_004_05
+         * @tc.name      : getFileAssets
+         * @tc.desc      : getFileAssets by null option
+         * @tc.size      : MEDIUM
+         * @tc.type      : Function
+         * @tc.level     : Level 0
+         */
+        it("SUB_MEDIA_MEDIALIBRARY_ALBUM_GET_ASSETS_PROMISE_004_05", 0, async function (done) {
+            const testNum = "SUB_MEDIA_MEDIALIBRARY_ALBUM_GET_ASSETS_PROMISE_004_05";
+            let fetchOp = albumFetchOps(testNum, "Videos/", "Static", VIDEO_TYPE);
+            try {
+                const albumList = await media.getAlbums(fetchOp);
+                // check album length
+                const albumCountPass = await checkAlbumsCount(done, testNum, albumList, 1);
+                if (!albumCountPass) return;
+
+                const album = albumList[0];
+
+                let fetchFileResult;
+                let fetchAllResult;
+                try {
+                    fetchFileResult = await album.getFileAssets(null);
+                    fetchAllResult = await album.getFileAssets(allFetchOp());
+                    expect(fetchFileResult.getCount()).assertEqual(fetchAllResult.getCount());
+                } catch (error) {
+                    console.info(`${testNum} getFileAssets fail, error: ${error}`);
+                    expect(false).assertTrue();
+                }
+                fetchFileResult.close();
+                fetchAllResult.close();
+                done();
+            } catch (error) {
+                console.info(`${testNum}, error: ${error}`);
+                expect(false).assertTrue();
+                done();
+            }
+        });
     });
 }
diff --git a/multimedia/medialibrary/mediaLibrary_getThumbnail/entry/src/main/ets/test/getThumbnailPromise.test.ets b/multimedia/medialibrary/mediaLibrary_getThumbnail/entry/src/main/ets/test/getThumbnailPromise.test.ets
index 4d5622f659bc266eb1bb840f5ca533647bb862a9..c4b7964569ea7fb1e22676c4edc05248901deda0 100644
--- a/multimedia/medialibrary/mediaLibrary_getThumbnail/entry/src/main/ets/test/getThumbnailPromise.test.ets
+++ b/multimedia/medialibrary/mediaLibrary_getThumbnail/entry/src/main/ets/test/getThumbnailPromise.test.ets
@@ -87,6 +87,9 @@ export default function getThumbnailPromise(abilityContext) {
                     size = { width: 256, height: 256 };
                     pixelmap = await asset.getThumbnail();
                 } else {
+                    if (size === undefined || size === null) {
+                        size = { width: 256, height: 256 };
+                    }
                     pixelmap = await asset.getThumbnail(size);
                 }
                 let info = await pixelmap.getImageInfo();
@@ -242,6 +245,36 @@ export default function getThumbnailPromise(abilityContext) {
             await testGetThumbnail(done, testNum, dOp, size);
         });
 
+        /**
+         * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_001_08
+         * @tc.name      : getThumbnail
+         * @tc.desc      : getThumbnail(image) by undefined size
+         * @tc.size      : MEDIUM
+         * @tc.type      : Function
+         * @tc.level     : Level 0
+         */
+        it("SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_001_08", 0, async function (done) {
+            let testNum = "SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_001_08";
+            let dOp = fetchOps(testNum, "Pictures/Thumbnail/", IMAGE_TYPE);
+            let size = undefined;
+            await testGetThumbnail(done, testNum, dOp, size);
+        });
+
+        /**
+         * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_001_09
+         * @tc.name      : getThumbnail
+         * @tc.desc      : getThumbnail(image) by null size
+         * @tc.size      : MEDIUM
+         * @tc.type      : Function
+         * @tc.level     : Level 0
+         */
+        it("SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_001_09", 0, async function (done) {
+            let testNum = "SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_001_09";
+            let dOp = fetchOps(testNum, "Pictures/Thumbnail/", IMAGE_TYPE);
+            let size = null;
+            await testGetThumbnail(done, testNum, dOp, size);
+        });
+
         /**
          * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_001_03
          * @tc.name      : getThumbnail
@@ -302,20 +335,6 @@ export default function getThumbnailPromise(abilityContext) {
             await testGetThumbnailError(done, testNum, dOp, size);
         });
 
-        /**
-         * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_001_07
-         * @tc.name      : getThumbnail
-         * @tc.desc      : getThumbnail(image) by null
-         * @tc.size      : MEDIUM
-         * @tc.type      : Function
-         * @tc.level     : Level 3
-         */
-        it("SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_001_07", 3, async function (done) {
-            let testNum = "SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_001_07";
-            let dOp = fetchOpsNew("Pictures/Thumbnail/", IMAGE_TYPE);
-            let size = null;
-            await testGetThumbnailError(done, testNum, dOp, size);
-        });
         /**
          * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_001_08
          * @tc.name      : getThumbnail
@@ -498,20 +517,6 @@ export default function getThumbnailPromise(abilityContext) {
             await testGetThumbnailError(done, testNum, dOp, size);
         });
 
-        /**
-         * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_002_07
-         * @tc.name      : getThumbnail
-         * @tc.desc      : getThumbnail(video) by null
-         * @tc.size      : MEDIUM
-         * @tc.type      : Function
-         * @tc.level     : Level 3
-         */
-        it("SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_002_07", 3, async function (done) {
-            let testNum = "SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_002_07";
-            let dOp = fetchOpsNew("Videos/Thumbnail/", VIDEO_TYPE);
-            let size = null;
-            await testGetThumbnailError(done, testNum, dOp, size);
-        });
         /**
          * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_002_08
          * @tc.name      : getThumbnail
@@ -694,20 +699,6 @@ export default function getThumbnailPromise(abilityContext) {
             await testGetThumbnailError(done, testNum, dOp, size);
         });
 
-        /**
-         * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_003_07
-         * @tc.name      : getThumbnail
-         * @tc.desc      : getThumbnail(audio) by null
-         * @tc.size      : MEDIUM
-         * @tc.type      : Function
-         * @tc.level     : Level 3
-         */
-        it("SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_003_07", 3, async function (done) {
-            let testNum = "SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_003_07";
-            let dOp = fetchOpsNew("Audios/Thumbnail/", AUDIO_TYPE);
-            let size = null;
-            await testGetThumbnailError(done, testNum, dOp, size);
-        });
         /**
          * @tc.number    : SUB_MEDIA_MEDIALIBRARY_GETTHUMBNAIL_PROMISE_ERROR_003_08
          * @tc.name      : getThumbnail