diff --git a/storage/storagefileiojstest/src/main/js/default/test/FileIO.test.js b/storage/storagefileiojstest/src/main/js/default/test/FileIO.test.js
index 307995844dd6b1f194ba4e6b3dcb0be6bd3c8ac6..3607122d8f2c33a9837e25857f0af7fd34b855c4 100644
--- a/storage/storagefileiojstest/src/main/js/default/test/FileIO.test.js
+++ b/storage/storagefileiojstest/src/main/js/default/test/FileIO.test.js
@@ -2257,7 +2257,7 @@ describe('fileIOTest', function () {
       fileio.copyFileSync(-1, -1);
     } catch (err) {
       console.info('fileio_test_copy_file_sync_007 has failed for ' + err);
-      expect(err.message == "Invalid argument").assertTrue();
+      expect(err.message == "Invalid argument" || err.message == "Bad file descriptor").assertTrue();
     }
   });
 
diff --git a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/all.test.js b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/all.test.js
index 724855ae1755806d7c7f8cd016f7c6f2ce8154f5..b164899a9bcefa2ef3797a609ac12a493a0c94ab 100644
--- a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/all.test.js
+++ b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/all.test.js
@@ -23,8 +23,8 @@ describe('fileio_stream', function () {
   /**
    * @tc.number SUB_DF_FILEIO_STREAM_CREATESTREAMSYNC_0000
    * @tc.name fileio_test_stream_create_stream_sync_000
-   * @tc.desc Test createStreamSync() interface.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test createStreamSync() interface, Open read-write file.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -36,19 +36,19 @@ describe('fileio_stream', function () {
     try {
       let ss = fileio.createStreamSync(fpath, 'r+');
       expect(ss !== null).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_create_stream_sync_000 has failed for ' + e);
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_create_stream_sync_000 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_CREATESTREAMSYNC_0010
+   * @tc.number SUB_DF_FILEIO_STREAM_CREATESTREAMSYNC_0100
    * @tc.name fileio_test_stream_create_stream_sync_001
-   * @tc.desc Test createStreamSync() interface.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test createStreamSync() interface, When file does not exist.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -58,17 +58,17 @@ describe('fileio_stream', function () {
 
     try {
       fileio.createStreamSync(fpath, 'r+');
-      expect(null).assertFail();
-    } catch (e) {
-      console.log('fileio_test_stream_create_stream_sync_001 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_create_stream_sync_001 has failed for ' + err);
+      expect(err.message == "No such file or directory").assertTrue();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_CREATESTREAMSYNC_0020
+   * @tc.number SUB_DF_FILEIO_STREAM_CREATESTREAMSYNC_0200
    * @tc.name fileio_test_stream_create_stream_sync_002
-   * @tc.desc Test createStreamSync() interface.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test createStreamSync() interface, When mode is invalid.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -79,17 +79,18 @@ describe('fileio_stream', function () {
 
     try {
       fileio.createStreamSync(fpath, 'ohos');
-      expect(null).assertFail();
-    } catch (e) {
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
+    } catch (err) {
+      console.info('fileio_test_stream_create_stream_sync_002 has failed for ' + err);
+      expect(err.message == "Invalid argument").assertTrue();
+      fileio.unlinkSync(fpath);
     }
   });
 
   /**
    * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0000
    * @tc.name fileio_test_stream_read_sync_000
-   * @tc.desc Test readSync() interface.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test readSync() interface, read data from stream file.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -103,48 +104,46 @@ describe('fileio_stream', function () {
       expect(ss !== null).assertTrue();
       let len = ss.readSync(new ArrayBuffer(4096));
       expect(len == FILE_CONTENT.length).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_read_sync_000 has failed for ' + e);
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_read_sync_000 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0010
+   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0100
    * @tc.name fileio_test_stream_read_sync_001
-   * @tc.desc Test the readSync method of class Stream.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test the readSync method of class Stream,When offset equals buffer length..
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
    */
   it('fileio_test_stream_read_sync_001', 0, async function () {
-    let bufLen = 5;
-    expect(FILE_CONTENT.length > bufLen).assertTrue();
     let fpath = await nextFileName('fileio_test_stream_read_sync_001');
     expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
 
     try {
       let ss = fileio.createStreamSync(fpath, 'r+');
-      let len = ss.readSync(new ArrayBuffer(bufLen), {
-        offset: 1
+      let len = ss.readSync(new ArrayBuffer(4096), {
+        offset: 4096
       });
-      expect(len == (bufLen - 1)).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_read_sync_001 has failed for ' + e);
+      expect(len == 0).assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_read_sync_001 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0020
+   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0200
    * @tc.name fileio_test_stream_read_sync_002
-   * @tc.desc Test the readSync method of class Stream.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test the readSync method of class Stream,When the length is 1.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -159,19 +158,19 @@ describe('fileio_stream', function () {
         length: 1
       });
       expect(len == 1).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_read_sync_002 has failed for ' + e);
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_read_sync_002 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0030
+   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0300
    * @tc.name fileio_test_stream_read_sync_003
-   * @tc.desc Test the readSync method of class Stream.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test the readSync method of class Stream,When the position is 1.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -186,73 +185,73 @@ describe('fileio_stream', function () {
         position: 1
       });
       expect(len == (FILE_CONTENT.length - 1)).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_read_sync_003 has failed for ' + e);
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_read_sync_003 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0040
+   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0400
    * @tc.name fileio_test_stream_read_sync_004
-   * @tc.desc Test the readSync method of class Stream.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test the readSync method of class Stream,When the offset is greater than the buffer length.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
    */
   it('fileio_test_stream_read_sync_004', 0, async function () {
     let ss;
-    const invalidOffset = 99999;
     let fpath = await nextFileName('fileio_test_stream_read_sync_004');
     expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
 
     try {
       ss = fileio.createStreamSync(fpath, 'r+');
       ss.readSync(new ArrayBuffer(4096), {
-        offset: invalidOffset
+        offset: 4097
       });
-      expect(null).assertFail();
-    } catch (e) {
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
+    } catch (err) {
+      console.info('fileio_test_stream_read_sync_004 has failed for ' + err);
+      expect(err.message == "Invalid option.offset, buffer limit exceeded").assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0050
+   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0500
    * @tc.name fileio_test_stream_read_sync_005
-   * @tc.desc Test the readSync method of class Stream.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test the readSync method of class Stream, When the length is greater than the buffer length.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
    */
   it('fileio_test_stream_read_sync_005', 0, async function () {
     let ss;
-    const invalidLength = 9999;
     let fpath = await nextFileName('fileio_test_stream_read_sync_005');
     expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
 
     try {
       ss = fileio.createStreamSync(fpath, 'r+');
       ss.readSync(new ArrayBuffer(4096), {
-        length: invalidLength
+        length: 4097
       });
-      expect(null).assertFail();
-    } catch (e) {
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
+    } catch (err) {
+      console.info('fileio_test_stream_read_sync_005 has failed for ' + err);
+      expect(err.message == "Invalid option.length, buffer limit exceeded").assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0060
+   * @tc.number SUB_DF_FILEIO_STREAM_READSYNC_0600
    * @tc.name fileio_test_stream_read_sync_006
-   * @tc.desc Test the readSync method of class Stream.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test the readSync method of class Stream, When position is equal to the length of the file content plus one.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -268,10 +267,10 @@ describe('fileio_stream', function () {
         position: invalidPos
       });
       expect(len == 0).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_read_sync_006 has failed for ' + e);
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_read_sync_006 has failed for ' + err);
       expect(null).assertFail();
     }
   });
@@ -279,8 +278,8 @@ describe('fileio_stream', function () {
   /**
    * @tc.number SUB_DF_FILEIO_STREAM_WRITESYNC_0000
    * @tc.name fileio_test_stream_write_sync_000
-   * @tc.desc Test writeSync() interface.
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test writeSync() interface, Write data to stream file.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -293,10 +292,10 @@ describe('fileio_stream', function () {
       let ss = fileio.createStreamSync(fpath, 'r+');
       expect(ss !== null).assertTrue();
       expect(ss.writeSync(FILE_CONTENT) == FILE_CONTENT.length).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_write_sync_000 has failed for ' + e);
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_write_sync_000 has failed for ' + err);
       expect(null).assertFail();
     }
   });
diff --git a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/close.test.js b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/close.test.js
index 3e4f957331e70cbece87f3c0ec87769001a0dd77..17e42227e1d562d4d79a510eaa7ecb0ac1a95743 100644
--- a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/close.test.js
+++ b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/close.test.js
@@ -18,101 +18,105 @@ import {
   describe, it, expect,
 } from '../../Common';
 
-describe('fileio_stream', function () {
+describe('fileio_stream_close', function () {
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_FDOPENSTREAMSYNC_0000
-   * @tc.name fileio_test_stream_fdopen_stream_sync_000
-   * @tc.desc Test fdopenStreamSync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.number SUB_DF_FILEIO_STREAM_CLOSESYNC_0000
+   * @tc.name fileio_test_stream_close_sync_000
+   * @tc.desc Test closeSync() interface,Close file stream.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
    */
-  it('fileio_test_stream_fdopen_stream_sync_000', 0, async function () {
-    let fpath = await nextFileName('fileio_test_stream_fdopen_stream_sync_000');
+  it('fileio_test_stream_close_sync_000', 0, async function () {
+    let fpath = await nextFileName('fileio_test_stream_close_sync_000');
     expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
 
     try {
       let fd = fileio.openSync(fpath, 0o2);
       let ss = fileio.fdopenStreamSync(fd, 'r+');
       expect(ss !== null).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_fdopen_stream_sync_000 has failed for ' + e);
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_close_sync_000 has failed for ' + err);
       expect(null).assertFail();
     }
   })
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_FDOPENSTREAMSYNC_0010
-   * @tc.name fileio_test_stream_fdopen_stream_sync_001
-   * @tc.desc Test fdopenStreamSync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.number SUB_DF_FILEIO_STREAM_CLOSESYNC_0100
+   * @tc.name fileio_test_stream_close_sync_001
+   * @tc.desc Test closeSync() interface,When there are parameters.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
    */
-  it('fileio_test_stream_fdopen_stream_sync_001', 0, function () {
-
+  it('fileio_test_stream_close_sync_001', 0, async function () {
+    let fpath = await nextFileName('fileio_test_stream_close_sync_000');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
     try {
-      let ss = fileio.fdopenStreamSync(-1, 'r+');
-      expect(null).assertFail();
-    } catch (e) {
-      console.log('fileio_test_stream_fdopen_stream_sync_001 has failed for ' + e);
+      let fd = fileio.openSync(fpath, 0o2);
+      let ss = fileio.fdopenStreamSync(fd, 'r+');
+      expect(ss !== null).assertTrue();
+      ss.closeSync(1);
+    } catch (err) {
+      console.info('fileio_test_stream_close_sync_001 has failed for ' + err);
+      fileio.unlinkSync(fpath);
     }
   })
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_FDOPENSTREAMASYNC_0000
-   * @tc.name fileio_test_stream_fdopen_stream_async_000
-   * @tc.desc Test fdopenStreamSync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.number SUB_DF_FILEIO_STREAM_CLOSEASYNC_0000
+   * @tc.name fileio_test_stream_close_async_000
+   * @tc.desc Test close() interface,return in promise mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
    */
-  it('fileio_test_stream_fdopen_stream_async_000', 0, async function (done) {
-    let fpath = await nextFileName('fileio_test_stream_fdopen_stream_async_000');
+  it('fileio_test_stream_close_async_000', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_close_async_000');
     expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
 
     try {
       let fd = await fileio.openSync(fpath, 0o2);
       let ss = await fileio.fdopenStreamSync(fd, 'r+');
       expect(ss !== null).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
+      await ss.close();
+      fileio.unlinkSync(fpath);
       done();
-    } catch (e) {
-      console.log('fileio_test_stream_fdopen_stream_async_000 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_close_async_000 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_FDOPENSTREAMASYNC_0010
-   * @tc.name fileio_test_stream_fdopen_stream_async_001
-   * @tc.desc Test fdopenStreamSync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.number SUB_DF_FILEIO_STREAM_CLOSEASYNC_0100
+   * @tc.name fileio_test_stream_close_async_001
+   * @tc.desc Test close() interface,return in callback mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
    */
-  it('fileio_test_stream_fdopen_stream_async_001', 0, async function (done) {
-    let fpath = await nextFileName('fileio_test_stream_fdopen_stream_async_001');
+  it('fileio_test_stream_close_async_001', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_close_async_001');
     expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
 
     try {
       let fd = await fileio.openSync(fpath, 0o2);
       let ss = await fileio.fdopenStreamSync(fd, 'r+');
       expect(ss !== null).assertTrue();
-      ss.close(function (err, stream) {
-        expect(fileio.unlinkSync(fpath) == null).assertTrue();
+      ss.close(function (err) {
+        fileio.unlinkSync(fpath);
       })
       done();
-    } catch (e) {
-      console.log('fileio_test_stream_fdopen_stream_async_001 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_close_async_001 has failed for ' + err);
       expect(null).assertFail();
     }
   });
diff --git a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/flush.test.js b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/flush.test.js
index db288c5fe6d57b6356eff2167eb18d8666c74f12..03abff26907b8c686b1322c8e7d52966771c97c7 100644
--- a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/flush.test.js
+++ b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/flush.test.js
@@ -18,13 +18,13 @@ import {
   describe, it, expect,
 } from '../../Common';
 
-describe('fileio_stream', function () {
+describe('fileio_stream_flush', function () {
 
   /**
    * @tc.number SUB_DF_FILEIO_STREAM_FLUSHSYNC_0000
    * @tc.name fileio_test_stream_flush_sync_000
-   * @tc.desc Test flushSync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test flushSync() interface, refresh file stream.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -37,20 +37,46 @@ describe('fileio_stream', function () {
       let ss = fileio.createStreamSync(fpath, 'r+');
       expect(ss !== null).assertTrue();
       expect(ss.writeSync(FILE_CONTENT) == FILE_CONTENT.length).assertTrue();
-      expect(ss.flushSync() == null).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
-    } catch (e) {
-      console.log('fileio_test_stream_flush_sync_000 has failed for ' + e);
+      ss.flushSync();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    } catch (err) {
+      console.info('fileio_test_stream_flush_sync_000 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_FLUSHSYNC_0100
+   * @tc.name fileio_test_stream_flush_sync_001
+   * @tc.desc Test flushSync() interface, When there are parameters.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_flush_sync_001', 0, async function () {
+    let fpath = await nextFileName('fileio_test_stream_flush_sync_001');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    expect(ss.writeSync(FILE_CONTENT) == FILE_CONTENT.length).assertTrue();
+    try {
+      ss.flushSync(1);
+    } catch (err) {
+      console.info('fileio_test_stream_flush_sync_001 has failed for ' + err);
+      expect(err.message == "Number of arguments unmatched").assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+    }
+  });
+
   /**
    * @tc.number SUB_DF_FILEIO_STREAM_FLUSHASYNC_0000
    * @tc.name fileio_test_stream_flush_async_000
-   * @tc.desc Test flushSync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test flush() interface, refresh the file stream and return in promise mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -62,25 +88,24 @@ describe('fileio_stream', function () {
     try {
       let ss = await fileio.createStreamSync(fpath, 'r+');
       expect(ss !== null).assertTrue();
+      expect(ss.writeSync(FILE_CONTENT) == FILE_CONTENT.length).assertTrue();
       ss.flush().then(
         function (err) {
-          expect(!err).assertTrue();
-          expect(ss.writeSync(FILE_CONTENT) == FILE_CONTENT.length).assertTrue();
-          expect(ss.closeSync() == null).assertTrue();
-          expect(fileio.unlinkSync(fpath) == null).assertTrue();
+          ss.closeSync();
+          fileio.unlinkSync(fpath);
         })
       done();
-    } catch (e) {
-      console.log('fileio_test_stream_flush_async_000 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_flush_async_000 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_FLUSHASYNC_0010
+   * @tc.number SUB_DF_FILEIO_STREAM_FLUSHASYNC_0100
    * @tc.name fileio_test_stream_flush_async_001
-   * @tc.desc Test flushSync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test flush() interface, refresh the file stream and return in callback mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -94,13 +119,14 @@ describe('fileio_stream', function () {
       expect(ss !== null).assertTrue();
       expect(ss.writeSync(FILE_CONTENT) == FILE_CONTENT.length).assertTrue();
       ss.flush(function (err) {
-        expect(ss.closeSync() == null).assertTrue();
-        expect(fileio.unlinkSync(fpath) == null).assertTrue();
+        ss.closeSync();
+        fileio.unlinkSync(fpath);
         done();
       })
-    } catch (e) {
-      console.log('fileio_test_stream_flush_async_001 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_flush_async_001 has failed for ' + err);
       expect(null).assertFail();
     }
   });
+
 });
diff --git a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/read.test.js b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/read.test.js
index 3ee5e9f7a69e67271f0ec590eedebda61ca80aae..44ce2be7bab37c5058c9d88ce4dbc7d5d637e853 100644
--- a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/read.test.js
+++ b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/read.test.js
@@ -18,13 +18,13 @@ import {
   describe, it, expect,
 } from '../../Common';
 
-describe('fileio_stream', function () {
+describe('fileio_stream_read', function () {
 
   /**
    * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0000
    * @tc.name fileio_test_stream_read_async_000
-   * @tc.desc Test readAsync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test read() interface,return in promise mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -38,20 +38,20 @@ describe('fileio_stream', function () {
       expect(ss !== null).assertTrue();
       let readout = await ss.read(new ArrayBuffer(4096));
       expect(readout.bytesRead == FILE_CONTENT.length).assertTrue();
-      expect(ss.closeSync() == null).assertTrue();
-      expect(fileio.unlinkSync(fpath) == null).assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
       done();
-    } catch (e) {
-      console.log('fileio_test_stream_read_async_000 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_000 has failed for ' + err);
       expect(null).assertFail();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0010
+   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0100
    * @tc.name fileio_test_stream_read_async_001
-   * @tc.desc Test readAsync() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test read() interface, return in callback mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -65,12 +65,178 @@ describe('fileio_stream', function () {
       expect(ss !== null).assertTrue();
       ss.read(new ArrayBuffer(4096), null, function (err, readout) {
         expect(readout.bytesRead == FILE_CONTENT.length).assertTrue();
-        expect(ss.closeSync() == null).assertTrue();
-        expect(fileio.unlinkSync(fpath) == null).assertTrue();
+        ss.closeSync();
+        fileio.unlinkSync(fpath);
       });
-    } catch (e) {
-      console.log('fileio_test_stream_read_async_001 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_001 has failed for ' + err);
       expect(null).assertFail();
     }
   });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0200
+   * @tc.name fileio_test_stream_read_async_002
+   * @tc.desc Test read() interface, When the offset is 1 and the length is 5.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_read_async_002', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_read_async_002');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+
+    try {
+      let ss = fileio.createStreamSync(fpath, 'r+');
+      expect(ss !== null).assertTrue();
+      let options = {
+        offset: 1,
+        length: 5
+      }
+      let readout = await ss.read(new ArrayBuffer(4096),options);
+      expect(readout.bytesRead == 5).assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+      done();
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_002 has failed for ' + err);
+      expect(null).assertFail();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0300
+   * @tc.name fileio_test_stream_read_async_003
+   * @tc.desc Test read() interface, When offset equals buffer length.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_read_async_003', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_read_async_003');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+
+    try {
+      let ss = fileio.createStreamSync(fpath, 'r+');
+      expect(ss !== null).assertTrue();
+      let readout = await ss.read(new ArrayBuffer(4096), {offset: 4096});
+      expect(readout.bytesRead == 0).assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+      done();
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_003 has failed for ' + err);
+      expect(null).assertFail();
+    }
+  });
+
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0400
+   * @tc.name fileio_test_stream_read_async_004
+   * @tc.desc Test read() interface, When the offset is 1 and the position is 5.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_read_async_004', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_read_async_004');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+
+    try {
+      let ss = fileio.createStreamSync(fpath, 'r+');
+      expect(ss !== null).assertTrue();
+      let options = {
+        offset: 1,
+        position:5
+      }
+      let readout = await ss.read(new ArrayBuffer(4096),options);
+      expect(readout.bytesRead == FILE_CONTENT.length).assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+      done();
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_004 has failed for ' + err);
+      expect(null).assertFail();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0500
+   * @tc.name fileio_test_stream_read_async_005
+   * @tc.desc Test read() interface, When the offset is negative.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_read_async_005', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_read_async_005');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    try {
+      await ss.read(new ArrayBuffer(4096), {offset: -1});
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_005 has failed for ' + err);
+      expect(err.message == "Failed GetReadArg").assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0600
+   * @tc.name fileio_test_stream_read_async_006
+   * @tc.desc Test read() interface, When offset+length>buffer.size.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_read_async_006', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_read_async_006');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    try {
+      await ss.read(new ArrayBuffer(4096), {offset: 1,length:4096});
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_006 has failed for ' + err);
+      expect(err.message == "Failed GetReadArg").assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_READASYNC_0700
+   * @tc.name fileio_test_stream_read_async_007
+   * @tc.desc Test read() interface, When the offset is greater than the buffer length.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_read_async_007', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_read_async_007');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    try {
+      await ss.read(new ArrayBuffer(4096), {offset: 4097});
+    } catch (err) {
+      console.info('fileio_test_stream_read_async_007 has failed for ' + err);
+      expect(err.message == "Failed GetReadArg").assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+      done();
+    }
+  });
+
 });
diff --git a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/write.test.js b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/write.test.js
index bb480e0dcaad491ff6785831d69b3a6fe33e0a72..9ffb7591144468262ca8251ccf4ad422a2f16fd5 100644
--- a/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/write.test.js
+++ b/storage/storagefileiojstest/src/main/js/default/test/module_fileio/class_stream/write.test.js
@@ -18,13 +18,13 @@ import {
   describe, it, expect,
 } from '../../Common';
 
-describe('fileio_stream', function () {
+describe('fileio_stream_write', function () {
 
   /**
    * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0000
    * @tc.name fileio_test_stream_write_async_000
-   * @tc.desc Test Stream.write() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test write() interface,When the position is 1,return in promise mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -41,21 +41,22 @@ describe('fileio_stream', function () {
         position: 1
       }).then(function (len) {
         expect(len == length).assertTrue();
-        expect(fileio.unlinkSync(fpath) == null).assertTrue();
+        fileio.unlinkSync(fpath);
+        ss.closeSync();
         done();
       })
-    } catch (e) {
-      console.log('fileio_test_stream_write_async_000 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_000 has failed for ' + err);
       expect(null).assertFail();
       done();
     }
   });
 
   /**
-   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0010
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0100
    * @tc.name fileio_test_stream_write_async_001
-   * @tc.desc Test Stream.write() interface
-   * @tc.size MEDIUM(中型)
+   * @tc.desc Test write() interface,return in callback mode.
+   * @tc.size MEDIUM
    * @tc.type Function
    * @tc.level Level 0
    * @tc.require
@@ -67,17 +68,262 @@ describe('fileio_stream', function () {
     try {
       let ss = fileio.createStreamSync(fpath, 'r+');
       expect(ss !== null).assertTrue();
-      let length = 4096;
-      let offset = 1;
-      ss.write(new ArrayBuffer(length), { offset: offset, encoding: 'utf-8' }, function (err, bytesWritten) {
-        expect(bytesWritten == (length - offset)).assertTrue();
-        expect(fileio.unlinkSync(fpath) == null).assertTrue();
+      ss.write(new ArrayBuffer(4096), { offset: 1, encoding: 'utf-8' }, function (err, bytesWritten) {
+        expect(bytesWritten == 4095).assertTrue();
+        fileio.unlinkSync(fpath);
+        ss.closeSync();
         done();
       });
-    } catch (e) {
-      console.log('fileio_test_stream_write_async_001 has failed for ' + e);
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_001 has failed for ' + err);
+      expect(null).assertFail();
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0200
+   * @tc.name fileio_test_stream_write_async_002
+   * @tc.desc Test write() interface,When the offset is 1.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_write_async_002', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_write_async_002');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+
+    try {
+      let ss = fileio.createStreamSync(fpath, 'r+');
+      expect(ss !== null).assertTrue();
+      let content = "hello, world";
+      let bytesWritten = await ss.write(content, { offset: 1, length: 5, encoding: 'utf-8' });
+      expect(bytesWritten == 5).assertTrue();
+      fileio.unlinkSync(fpath);
+      ss.closeSync();
+      done();
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_002 has failed for ' + err);
+      expect(null).assertFail();
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0300
+   * @tc.name fileio_test_stream_write_async_003
+   * @tc.desc Test write() interface,When the length is 1.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_write_async_003', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_write_async_003');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+
+    try {
+      let ss = fileio.createStreamSync(fpath, 'r+');
+      expect(ss !== null).assertTrue();
+      let content = "hello, world";
+      let bytesWritten = await ss.write(content, { length: 1, encoding: 'utf-8' });
+      expect(bytesWritten == 1).assertTrue();
+      fileio.unlinkSync(fpath);
+      ss.closeSync();
+      done();
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_003 has failed for ' + err);
+      expect(null).assertFail();
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0400
+   * @tc.name fileio_test_stream_write_async_004
+   * @tc.desc Test write() interface,When there is only the first parameter.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_write_async_004', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_write_async_004');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+
+    try {
+      let ss = fileio.createStreamSync(fpath, 'r+');
+      expect(ss !== null).assertTrue();
+      let content = "hello, world";
+      let bytesWritten = await ss.write(content);
+      expect(bytesWritten == content.length).assertTrue();
+      fileio.unlinkSync(fpath);
+      ss.closeSync();
+      done();
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_004 has failed for ' + err);
       expect(null).assertFail();
       done();
     }
   });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0500
+   * @tc.name fileio_test_stream_write_async_005
+   * @tc.desc Test write() interface,When offset equals buffer length.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+     it('fileio_test_stream_write_async_005', 0, async function (done) {
+      let fpath = await nextFileName('fileio_test_stream_write_async_005');
+      expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+  
+      try {
+        let ss = fileio.createStreamSync(fpath, 'r+');
+        expect(ss !== null).assertTrue();
+        let content = "hello, world";
+        let bytesWritten = await ss.write(content, {offset: content.length});
+        expect(bytesWritten == 0).assertTrue();
+        fileio.unlinkSync(fpath);
+        ss.closeSync();
+        done();
+      } catch (err) {
+        console.info('fileio_test_stream_write_async_005 has failed for ' + err);
+        expect(null).assertFail();
+        done();
+      }
+    });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0600
+   * @tc.name fileio_test_stream_write_async_006
+   * @tc.desc Test write() interface,When offset+length>buffer.size.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+     it('fileio_test_stream_write_async_006', 0, async function (done) {
+      let fpath = await nextFileName('fileio_test_stream_write_async_006');
+      expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+      let ss = fileio.createStreamSync(fpath, 'r+');
+      expect(ss !== null).assertTrue();
+      try {
+        let content = "hello, world";
+        await ss.write(content,{offset: 5, length:10});
+        done();
+      } catch (err) {
+        console.info('fileio_test_stream_write_async_006 has failed for ' + err);
+        expect(err.message == "Invalid option.length, buffer limit exceeded").assertTrue();
+        fileio.unlinkSync(fpath);
+        ss.closeSync();
+        done();
+      }
+    });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0700
+   * @tc.name fileio_test_stream_write_async_007
+   * @tc.desc Test write() interface,When the offset is greater than the buffer length.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_write_async_007', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_write_async_007');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    try {
+      let content = "hello, world";
+      await ss.write(content, {offset:content.length+1});
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_007 has failed for ' + err);
+      expect(err.message == "Invalid option.offset, buffer limit exceeded").assertTrue();
+      fileio.unlinkSync(fpath);
+      ss.closeSync();
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0800
+   * @tc.name fileio_test_stream_write_async_008
+   * @tc.desc Test write() interface,when encoding invalid.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_write_async_008', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_write_async_008');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    try {
+      await ss.write("hello, world", {encoding: 'GB2312' });
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_008 has failed for ' + err);
+      expect(err.message == "Illegal write buffer or encoding").assertTrue();
+      ss.closeSync();
+      fileio.unlinkSync(fpath);
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_0900
+   * @tc.name fileio_test_stream_write_async_009
+   * @tc.desc Test write() interface,When there are no parameters.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_write_async_009', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_write_async_009');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    try {
+      await ss.write();
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_009 has failed for ' + err);
+      expect(err.message == "Number of arguments unmatched").assertTrue();
+      fileio.unlinkSync(fpath);
+      ss.closeSync();
+      done();
+    }
+  });
+
+  /**
+   * @tc.number SUB_DF_FILEIO_STREAM_WRITEASYNC_1000
+   * @tc.name fileio_test_stream_write_async_010
+   * @tc.desc Test write() interface,When the offset is negative.
+   * @tc.size MEDIUM
+   * @tc.type Function
+   * @tc.level Level 0
+   * @tc.require
+   */
+   it('fileio_test_stream_write_async_010', 0, async function (done) {
+    let fpath = await nextFileName('fileio_test_stream_write_async_010');
+    expect(prepareFile(fpath, FILE_CONTENT)).assertTrue();
+    let ss = fileio.createStreamSync(fpath, 'r+');
+    expect(ss !== null).assertTrue();
+    try {
+      
+      let content = "hello, world";
+      await ss.write(content, {offset:-1});
+    } catch (err) {
+      console.info('fileio_test_stream_write_async_010 has failed for ' + err);
+      expect(err.message == "Invalid option.offset, positive integer is desired").assertTrue();
+      fileio.unlinkSync(fpath);
+      ss.closeSync();
+      done();
+    }
+  });
 });