diff --git a/test/unittest/TMd5.cpp b/test/unittest/TMd5.cpp
new file mode 100644
index 0000000..a3c6af9
--- /dev/null
+++ b/test/unittest/TMd5.cpp
@@ -0,0 +1,28 @@
+#include "src/TrieManager.hpp"
+#include "gtest/gtest.h"
+
+using namespace CppJieba;
+
+const char* const DICT_FILE[] = {
+    "../test/testdata/jieba.dict.0.utf8", 
+    "../test/testdata/jieba.dict.0.1.utf8", 
+    "../test/testdata/jieba.dict.1.utf8",
+    "../test/testdata/jieba.dict.2.utf8"};
+
+const char* const DICT_FILE_MD5[] = {
+    "5aef74a56b363d994095c407c4809d84",
+    "5aef74a56b363d994095c407c4809d84",
+    "55f1116c05c8051ab53171f0b7455197",
+    "b123553a2418c4bda51abc64d705d5d4"};
+
+TEST(Md5Test, Test1)
+{
+    ASSERT_EQ(sizeof(DICT_FILE)/sizeof(DICT_FILE[0]), sizeof(DICT_FILE_MD5)/sizeof(DICT_FILE_MD5[0]));
+    string tmp;
+    for (int i = 0; i < sizeof(DICT_FILE)/sizeof(DICT_FILE[0]); i++)
+    {
+        md5File(DICT_FILE[i], tmp);
+        ASSERT_EQ(tmp, string(DICT_FILE_MD5[i]));
+    }
+}
+