diff --git a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageCallBackJsunit.test.js b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageCallBackJsunit.test.js
index 0c93ad6371b961d940c49896a9f4fc18b2caecb7..1e4257b8b613f09b3171bddec9bf2a62b2fd03cb 100755
--- a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageCallBackJsunit.test.js
+++ b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageCallBackJsunit.test.js
@@ -15,7 +15,7 @@
 import {describe, beforeAll, beforeEach, afterEach, afterAll, it, expect} from 'deccjsunit/index'
 import storage from '@ohos.data.storage'
 
-const PATH = '/data/test_storage';
+const PATH = '/data/storage/el2/database/test_storage';
 const KEY_TEST_INT_ELEMENT = 'key_test_int';
 const KEY_TEST_LONG_ELEMENT = 'key_test_long';
 const KEY_TEST_FLOAT_ELEMENT = 'key_test_float';
@@ -272,4 +272,49 @@ describe('storageTest', function () {
             done();
         });
     })
+
+
+    /**
+     * @tc.name clear、put、get、flush String callback interface test
+     * @tc.number SUB_DDM_AppDataFWK_JSPreferences_CallBack_0120
+     * @tc.desc flush String callback interface test
+     */
+     it('testCallback0172', 0, function (done) {
+        console.log("*******************testCallback0172 begin.");
+        mPref.clear(function (err, val) {
+            if(err){
+                console.log("*******************clear error: " + err);
+                expect(false).assertTrue();
+            }
+            mPref.put(KEY_TEST_STRING_ELEMENT, '', function (err, ret) {
+                if(err){
+                    console.log("*******************put error: " + err);
+                    expect(false).assertTrue();
+                }
+                console.log("*******************put done.");
+                mPref.get(KEY_TEST_STRING_ELEMENT, "defaultvalue", function (err, pre) {
+                    if(err){
+                        console.log("*******************get error: " + err);
+                        expect(false).assertTrue();
+                    }
+                    expect('').assertEqual(pre);
+                    mPref.flush(function (err, val) {
+                        if(err){
+                            console.log("*******************flush error: " + err);
+                            expect(false).assertTrue();
+                        }
+                        mPref.get(KEY_TEST_STRING_ELEMENT, "defaultvalue", function (err, pre2) {
+                            if(err){
+                                console.log("*******************get error: " + err);
+                                expect(false).assertTrue();
+                            }
+                            expect('').assertEqual(pre2);
+                            done();
+                            console.log("*******************testCallback0172 end.");
+                        })
+                    });
+                })
+            });
+        });
+    })
 })
\ No newline at end of file
diff --git a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageHelperJsunit.test.js b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageHelperJsunit.test.js
index fdaa2dc939b21e342e211a0d4c81ab5e90e58db3..b10044ac16436064b9eafd2189229a03720297be 100755
--- a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageHelperJsunit.test.js
+++ b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageHelperJsunit.test.js
@@ -16,7 +16,7 @@
 import {describe, beforeAll, beforeEach, afterEach, afterAll, it, expect} from 'deccjsunit/index'
 import storage from '@ohos.data.storage'
 
-const PATH = '/data/test_storage';
+const PATH = '/data/storage/el2/database/test_storage';
 var mPref;
 
 describe('storageTest', function () {
diff --git a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StoragePromiseJsunit.test.js b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StoragePromiseJsunit.test.js
index cd88b2e5842fb2779bb5e982c9b6481130119fc3..26dc2a26015d59b4e719d6b64fd151503ad58b88 100755
--- a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StoragePromiseJsunit.test.js
+++ b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StoragePromiseJsunit.test.js
@@ -15,7 +15,7 @@
 import { describe, beforeAll, beforeEach, afterEach, afterAll, it, expect } from 'deccjsunit/index'
 import storage from '@ohos.data.storage'
 
-const PATH = '/data/test_storage';
+const PATH = '/data/storage/el2/database/test_storage';
 const KEY_TEST_INT_ELEMENT = 'key_test_int';
 const KEY_TEST_LONG_ELEMENT = 'key_test_long';
 const KEY_TEST_FLOAT_ELEMENT = 'key_test_float';
diff --git a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageSyncJsunit.test.js b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageSyncJsunit.test.js
index c40deafa4a857baf223c9f0e132e9543d6900fcc..b6d78104f9a4e1cd485b2a047c8e174487f80c07 100755
--- a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageSyncJsunit.test.js
+++ b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageSyncJsunit.test.js
@@ -15,7 +15,7 @@
 import {describe, beforeAll, beforeEach, afterEach, afterAll, it, expect} from 'deccjsunit/index'
 import storage from '@ohos.data.storage'
 
-const PATH = '/data/test_storage';
+const PATH = '/data/storage/el2/database/test_storage';
 const KEY_TEST_INT_ELEMENT = 'key_test_int';
 const KEY_TEST_LONG_ELEMENT = 'key_test_long';
 const KEY_TEST_FLOAT_ELEMENT = 'key_test_float';