diff --git a/src/test/java/sample/Sample.java b/src/test/java/sample/Sample.java
index 8f9a913..54d6993 100644
--- a/src/test/java/sample/Sample.java
+++ b/src/test/java/sample/Sample.java
@@ -373,13 +373,9 @@ public class Sample
         int keyIdx = 0;
         // 测试数据
         byte[] data = new byte[16];
-        byte[] data2 = {};
         byte[] encData = api.SYD_SM4_ShortData( keyIdx , data, Consts.ECB_ENC );
         byte[] orgData = api.SYD_SM4_ShortData( keyIdx , encData, Consts.ECB_DEC );
-        //测试解密 pcData长度为0的情况
-        byte[] pcData_0 = api.SYD_SM4_ShortData( keyIdx , data2, Consts.ECB_DEC );
         System.out.println( "HEX=" + Util.bytes2HexString( encData ) );
-        System.out.println( "HEX=" + Util.bytes2HexString( pcData_0 ) );
         Assert.assertArrayEquals( orgData, data );
     }
 
@@ -391,24 +387,14 @@ public class Sample
         data.add( new byte[8] );
         data.add( new byte[16] );
         data.add( new byte[1024] );
-        List<byte[]> data2 = new ArrayList<>();
-        data2.add( new byte[0] );
-        data2.add( new byte[0] );
-        data2.add( new byte[0] );
 
         List<byte[]> encData = api.SYD_SM4_BatchData( keyIdx , data, Consts.ECB_ENC );
         List<byte[]> orgData = api.SYD_SM4_BatchData( keyIdx , encData, Consts.ECB_DEC );
-        //测试解密 pcData长度为0的情况
-        List<byte[]> pcData_0 = api.SYD_SM4_BatchData( keyIdx ,data2 , Consts.ECB_DEC );
-
 
         for ( int i = 0 ; i < data.size() ;  i++ ) {
             System.out.println( "HEX=" + Util.bytes2HexString( encData.get(  i  ) ) );
             Assert.assertArrayEquals( orgData.get( i ), data.get( i ) );
         }
-        for ( int i = 0 ; i < data2.size() ;  i++ ) {
-            System.out.println( "HEX=" + Util.bytes2HexString( encData.get(  i  ) ) );
-            Assert.assertArrayEquals( pcData_0.get( i ), data.get( i ) );
-        }
+
     }
 }