diff --git a/src/test/java/org/bdware/sc/test/synctest/MemoryDumpRecoverTest.java b/src/test/java/org/bdware/sc/memory/test/MemoryDumpRecoverTest.java
similarity index 94%
rename from src/test/java/org/bdware/sc/test/synctest/MemoryDumpRecoverTest.java
rename to src/test/java/org/bdware/sc/memory/test/MemoryDumpRecoverTest.java
index 69834d8..1e4af6e 100644
--- a/src/test/java/org/bdware/sc/test/synctest/MemoryDumpRecoverTest.java
+++ b/src/test/java/org/bdware/sc/memory/test/MemoryDumpRecoverTest.java
@@ -1,6 +1,7 @@
-package org.bdware.sc.test.synctest;
+package org.bdware.sc.memory.test;
 
-import java.io.*;
+import java.io.FileInputStream;
+import java.io.IOException;
 import java.util.Scanner;
 
 public class MemoryDumpRecoverTest {
@@ -14,7 +15,7 @@ public class MemoryDumpRecoverTest {
         StringBuilder sb = new StringBuilder();
         try {
             Scanner sc = new Scanner(new FileInputStream(file));
-            for (; sc.hasNextLine();) {
+            while (sc.hasNextLine()) {
                 sb.append(sc.nextLine()).append("\n");
             }
         } catch (Exception e) {
diff --git a/src/test/java/org/bdware/sc/test/synctest/MemoryDumpTest.java b/src/test/java/org/bdware/sc/memory/test/MemoryDumpTest.java
similarity index 97%
rename from src/test/java/org/bdware/sc/test/synctest/MemoryDumpTest.java
rename to src/test/java/org/bdware/sc/memory/test/MemoryDumpTest.java
index c069ef9..af994aa 100644
--- a/src/test/java/org/bdware/sc/test/synctest/MemoryDumpTest.java
+++ b/src/test/java/org/bdware/sc/memory/test/MemoryDumpTest.java
@@ -1,6 +1,6 @@
-package org.bdware.sc.test.synctest;
+package org.bdware.sc.memory.test;
 
-import java.io.*;
+import java.io.IOException;
 
 public class MemoryDumpTest {
     public static void main(String[] args) throws IOException {
diff --git a/src/test/java/org/bdware/sc/memory/test/PrintMemory.java b/src/test/java/org/bdware/sc/memory/test/PrintMemory.java
new file mode 100644
index 0000000..a478e4c
--- /dev/null
+++ b/src/test/java/org/bdware/sc/memory/test/PrintMemory.java
@@ -0,0 +1,32 @@
+package org.bdware.sc.memory.test;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.bdware.sc.memory.MemoryDumpUtil;
+import org.bdware.sc.util.HashUtil;
+import org.junit.Test;
+
+import java.net.URL;
+
+public class PrintMemory {
+    private static final Logger LOGGER = LogManager.getLogger(PrintMemory.class);
+
+    @Test
+    public void printBDCoin() {
+        printMemory("/memory/BDCoin.ckpt");
+    }
+
+    @Test
+    public void printCounter() {
+        printMemory("/memory/Counter.ckpt");
+    }
+
+    private void printMemory(String path) {
+        URL resource = this.getClass().getResource(path);
+        assert null != resource;
+        String content = MemoryDumpUtil.getContentFromFile(resource.getFile());
+        assert null != content;
+        LOGGER.info(content.length());
+        LOGGER.info(HashUtil.sha3(content));
+    }
+}
diff --git a/src/test/java/org/bdware/sc/test/synctest/PrintMemory.java b/src/test/java/org/bdware/sc/test/synctest/PrintMemory.java
deleted file mode 100644
index 5afa3b9..0000000
--- a/src/test/java/org/bdware/sc/test/synctest/PrintMemory.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package org.bdware.sc.test.synctest;
-
-import org.bdware.sc.memory.MemoryDumpUtil;
-
-public class PrintMemory {
-
-    public static void main(String[] args){
-        printMemory();
-    }
-
-    public static void printMemory(){
-        String path = "/Users/zhangyixuan/Lab/new/BDContract/front-agent/BDWareProjectDir/ADSPDir/-1676897265/memory/2020-08-15-22:04:17_175580150";
-
-        String path2 = "/Users/zhangyixuan/Lab/new/BDContract/front-agent/BDWareProjectDir/memory/mathOperation/2021-01-30.15:38:13";
-        String content = MemoryDumpUtil.getContentFromFile(path2);
-        System.out.println(content);
-    }
-}
diff --git a/src/test/resources/memory/BDCoin.ckpt b/src/test/resources/memory/BDCoin.ckpt
new file mode 100644
index 0000000..df5f643
Binary files /dev/null and b/src/test/resources/memory/BDCoin.ckpt differ
diff --git a/src/test/resources/memory/Counter.ckpt b/src/test/resources/memory/Counter.ckpt
new file mode 100644
index 0000000..f8cec9f
Binary files /dev/null and b/src/test/resources/memory/Counter.ckpt differ