diff --git a/source/libs/sync/inc/syncInt.h b/source/libs/sync/inc/syncInt.h
index df8412ab23..e03835fc54 100644
--- a/source/libs/sync/inc/syncInt.h
+++ b/source/libs/sync/inc/syncInt.h
@@ -29,9 +29,6 @@ extern "C" {
 
 extern int32_t sDebugFlag;
 
-#define sLog(...) \
-  { taosPrintLog("SYN FATAL ", sDebugFlag, __VA_ARGS__); }
-
 #define sFatal(...)                                        \
   {                                                        \
     if (sDebugFlag & DEBUG_FATAL) {                        \
@@ -79,6 +76,12 @@ typedef struct SSyncNode {
   int64_t  rid;
 } SSyncNode;
 
+SSyncNode* syncNodeStart(const SSyncInfo* pSyncInfo);
+void       syncNodeStop(SSyncNode* pSyncNode);
+
+// int32_t syncForwardToPeer(int64_t rid, const SRpcMsg* pBuf, bool isWeak);
+int32_t syncNodeForwardToPeer(SSyncNode* pSyncNode, const SSyncBuffer* pBuf, bool isWeak);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 9b5a7a0a38..4606496141 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -35,4 +35,9 @@ int32_t syncForwardToPeer(int64_t rid, const SSyncBuffer* pBuf, bool isWeak) { r
 
 ESyncState syncGetMyRole(int64_t rid) { return TAOS_SYNC_STATE_LEADER; }
 
-void syncGetNodesRole(int64_t rid, SNodesRole* pNodeRole) {}
\ No newline at end of file
+void syncGetNodesRole(int64_t rid, SNodesRole* pNodeRole) {}
+
+SSyncNode* syncNodeStart(const SSyncInfo* pSyncInfo) { return NULL; }
+void       syncNodeStop(SSyncNode* pSyncNode) {}
+
+int32_t syncNodeForwardToPeer(SSyncNode* pSyncNode, const SSyncBuffer* pBuf, bool isWeak) { return 0; }
\ No newline at end of file
diff --git a/source/libs/sync/test/CMakeLists.txt b/source/libs/sync/test/CMakeLists.txt
index f24a1a9a46..17405989f5 100644
--- a/source/libs/sync/test/CMakeLists.txt
+++ b/source/libs/sync/test/CMakeLists.txt
@@ -1,18 +1,39 @@
 add_executable(syncTest "")
+add_executable(syncEnvTest "")
+
+
 target_sources(syncTest
     PRIVATE
     "syncTest.cpp"
 )
+target_sources(syncEnvTest
+    PRIVATE
+    "syncEnvTest.cpp"
+)
+
+
 target_include_directories(syncTest
     PUBLIC
     "${CMAKE_SOURCE_DIR}/include/libs/sync"
     "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
 )
+target_include_directories(syncEnvTest
+    PUBLIC
+    "${CMAKE_SOURCE_DIR}/include/libs/sync"
+    "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
+)
+
 
 target_link_libraries(syncTest
     sync
     gtest_main
 )
+target_link_libraries(syncEnvTest
+    sync
+    gtest_main
+)
+
+
 enable_testing()
 add_test(
     NAME sync_test
diff --git a/source/libs/sync/test/syncEnvTest.cpp b/source/libs/sync/test/syncEnvTest.cpp
new file mode 100644
index 0000000000..5b8ccabdcc
--- /dev/null
+++ b/source/libs/sync/test/syncEnvTest.cpp
@@ -0,0 +1,52 @@
+#include <stdio.h>
+#include "syncIO.h"
+#include "syncInt.h"
+#include "syncRaftStore.h"
+
+void *pingFunc(void *param) {
+  SSyncIO *io = (SSyncIO *)param;
+  while (1) {
+    sDebug("io->ping");
+    io->ping(io);
+    sleep(1);
+  }
+  return NULL;
+}
+
+int main() {
+  tsAsyncLog = 0;
+  taosInitLog((char *)"syncTest.log", 100000, 10);
+
+  SRaftStore *pRaftStore = raftStoreOpen("./raft_store.json");
+  assert(pRaftStore != NULL);
+
+  raftStorePrint(pRaftStore);
+
+  pRaftStore->currentTerm = 100;
+  pRaftStore->voteFor.addr = 200;
+  pRaftStore->voteFor.vgId = 300;
+
+  raftStorePrint(pRaftStore);
+
+  raftStorePersist(pRaftStore);
+
+  tsAsyncLog = 0;
+  taosInitLog((char *)"syncTest.log", 100000, 10);
+
+  sDebug("sync test");
+
+  SSyncIO *syncIO = syncIOCreate();
+  assert(syncIO != NULL);
+
+  syncIO->start(syncIO);
+
+  sleep(2);
+
+  pthread_t tid;
+  pthread_create(&tid, NULL, pingFunc, syncIO);
+
+  while (1) {
+    sleep(1);
+  }
+  return 0;
+}
diff --git a/source/libs/sync/test/syncTest.cpp b/source/libs/sync/test/syncTest.cpp
index f247be2711..8e85278960 100644
--- a/source/libs/sync/test/syncTest.cpp
+++ b/source/libs/sync/test/syncTest.cpp
@@ -14,8 +14,18 @@ void *pingFunc(void *param) {
 }
 
 int main() {
-  tsAsyncLog = 0;
   taosInitLog((char *)"syncTest.log", 100000, 10);
+  tsAsyncLog = 0;
+  sDebugFlag = 143 + 64;
+
+  sTrace("sync log test: trace");
+  sDebug("sync log test: debug");
+  sInfo("sync log test: info");
+  sWarn("sync log test: warn");
+  sError("sync log test: error");
+  sFatal("sync log test: fatal");
+
+
 
   SRaftStore *pRaftStore = raftStoreOpen("./raft_store.json");
   assert(pRaftStore != NULL);
@@ -30,12 +40,8 @@ int main() {
 
   raftStorePersist(pRaftStore);
 
-  tsAsyncLog = 0;
-  taosInitLog((char *)"syncTest.log", 100000, 10);
-
   sDebug("sync test");
 
-
   SSyncIO *syncIO = syncIOCreate();
   assert(syncIO != NULL);