diff --git a/source/common/test/CMakeLists.txt b/source/common/test/CMakeLists.txt
index bb12612273..401f4ccf46 100644
--- a/source/common/test/CMakeLists.txt
+++ b/source/common/test/CMakeLists.txt
@@ -40,6 +40,24 @@ add_test(
     COMMAND dataformatTest
 )
 
+# cosCpTest.cpp
+add_executable(cosCpTest "")
+target_sources(
+    cosCpTest
+    PRIVATE
+    "cosCpTest.cpp"
+)
+target_link_libraries(cosCpTest gtest gtest_main util common)
+target_include_directories(
+        cosCpTest
+        PUBLIC "${TD_SOURCE_DIR}/include/common"
+        PUBLIC "${TD_SOURCE_DIR}/include/util"
+)
+add_test(
+    NAME cosCpTest
+    COMMAND cosCpTest
+)
+
 if (${TD_LINUX})
     # tmsg test
     add_executable(tmsgTest "")
@@ -60,4 +78,4 @@ if (${TD_LINUX})
     add_custom_command(TARGET tmsgTest POST_BUILD
         COMMAND ${CMAKE_COMMAND} -E copy_if_different ${MSG_TBL_FILE} $<TARGET_FILE_DIR:tmsgTest>
     )
-endif ()
\ No newline at end of file
+endif ()
diff --git a/source/common/test/cosCpTest.cpp b/source/common/test/cosCpTest.cpp
new file mode 100644
index 0000000000..f2b8a356e0
--- /dev/null
+++ b/source/common/test/cosCpTest.cpp
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <gtest/gtest.h>
+
+#include <cos_cp.h>
+#include <taoserror.h>
+#include <tglobal.h>
+#include <iostream>
+
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wwrite-strings"
+#pragma GCC diagnostic ignored "-Wunused-function"
+#pragma GCC diagnostic ignored "-Wunused-variable"
+#pragma GCC diagnostic ignored "-Wsign-compare"
+
+#define NONE_CSTR "no"
+#define NULL_CSTR "nu"
+#define NONE_LEN  2
+#define NULL_LEN  2
+const static int16_t MAX_COLS = 14;
+
+int main(int argc, char **argv) {
+  testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}
+
+TEST(testCase, StreamWithLongStbName) {}