Remove read operation on write-file-handle

Signed-off-by: Nzhang-daiyue <zhangdaiyue1@huawei.com>
Change-Id: I5a7c4e16e749c56d3b93bb390bba6951ad76a5d7

multimedia/medialibrary/mediaLibrary_fileAsset/entry/src/main/ets/test/fileAssetTestCallback.test.ets

@@ -154,13 +154,7 @@ export default function fileAssetTestCallbackTest(abilityContext) {
                     let write = await fileio.write(fd, buf);
                     console.info(`${testNum} :: write: ${write}`);
                     expect(write).assertEqual(assetProps.write);
-                    let buf1 = new ArrayBuffer(4096);
-                    try {
-                        await fileio.read(fd, buf1);
-                        expect().assertFail();
-                    } catch (error) {
-                        expect(true).assertTrue();
-                    }
+                    fetchFileResult.close();
                     done();
                 });
             } catch (error) {

multimedia/medialibrary/mediaLibrary_fileAsset/entry/src/main/ets/test/fileAssetTestPromise.test.ets

@@ -134,13 +134,7 @@ export default function fileAssetTestPromiseTest(abilityContext) {
                 let write = await fileio.write(fd, buf);
                 console.info(`${testNum} :: write: ${write}`);
                 expect(write).assertEqual(assetProps.write);
-                let buf1 = new ArrayBuffer(4096);
-                try {
-                    await fileio.read(fd, buf1);
-                    expect().assertFail();
-                } catch (error) {
-                    expect(true).assertTrue();
-                }
+                fetchFileResult.close();
                 done();
             } catch (error) {
                 console.info(`${testNum} :: error: ${error}`);