!1083 Fix xts JS test defects

Merge pull request !1083 from lichenlong1/master

distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/RdbStoreResultSetJsunit.test.js

@@ -156,7 +156,7 @@ describe('rdbResultSetTest', function () {
                 const id = resultSet.getLong(resultSet.getColumnIndex("id"))
                 const data4 = resultSet.getBlob(resultSet.getColumnIndex("data4"))
                 console.log(TAG + "id=" + id + ", data4=" + data4);
-                expect("").assertEqual(data4);
+                expect(0).assertEqual(data4.length);
             }
             resultSet.close();
             expect(true).assertEqual(resultSet.isClosed)

distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/StorageSyncJsunit.test.js

@@ -50,7 +50,7 @@ describe('storageTest', function () {
      * @tc.desc Constructor test
      */
     it('testConstructor002', 0, function () {
-        expect(mPref).assertEqual('[object Object]');
+        expect(typeof mPref).assertEqual("object");
     })
 
     /**