OCT 1. 增加Doctest单元测试框架

CMakeLists.txt

@@ -9,6 +9,7 @@ OPTION(USED_LWIP "PPPoE of LWIP support for vCPE" OFF)
 OPTION(USED_OPENDHCPD "DHCP server for vCPE" OFF)
 OPTION(USED_OPENDHCPDDNS "DHCP And DNS server for vCPE" OFF)
 OPTION(USED_USER_VNI "Support pass user vni id from console command line" OFF)
+option(BUILD_TESTING "Enable tests" OFF)
 
 # 数据库开关
 OPTION(USED_REDIS "Add redis database support for vCPE" OFF)

srcs/libs/CMakeLists.txt

@@ -58,6 +58,10 @@ TARGET_LINK_LIBRARIES(${LIB_PROJECT_TARGET} ${COMMON_LIBS} haywire)
 
 IF (USED_OPENDHCPD)
     TARGET_LINK_LIBRARIES(${LIB_PROJECT_TARGET} opendhcpd)
-ENDIF()
+ENDIF ()
 
-TARGET_INCLUDE_DIRECTORIES(${LIB_PROJECT_TARGET} PUBLIC ${PROJECT_BINARY_DIR}/ ${CMAKE_BINARY_DIR}/)
+TARGET_INCLUDE_DIRECTORIES(${LIB_PROJECT_TARGET} PUBLIC ${PROJECT_BINARY_DIR}/ ${CMAKE_BINARY_DIR}/)
+
+IF (BUILD_TESTING)
+    ADD_SUBDIRECTORY(unit_test)
+ENDIF ()

srcs/libs/unit_test/CMakeLists.txt

@@ -0,0 +1,8 @@
+PROJECT(libcommon_utest)
+
+INCLUDE_DIRECTORIES(./ ../include ../../include)
+
+AUX_SOURCE_DIRECTORY(misc UTEST_SRC)
+
+ADD_EXECUTABLE(${PROJECT_NAME} ${UTEST_SRC})
+TARGET_LINK_LIBRARIES(${PROJECT_NAME} common)

srcs/libs/unit_test/misc/uuid_test.cpp

@@ -0,0 +1,29 @@
+//
+// Created by xajhuang on 2023/1/31.
+//
+// provides main(); this line is required in only one .cpp file
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#include "../doctest.h"
+
+#include "uuid.h"
+
+TEST_SUITE("Miscellaneous functions") {
+    TEST_CASE("UUID test") {
+        uuid_t msgId;
+        char   strMsgId[64];
+
+        memset(msgId, 0, sizeof(msgId));
+        memset(strMsgId, 0, 64);
+
+        uuid_generate_random(msgId);
+
+        for (int i = 0; i < sizeof(msgId); i++) {
+            CHECK_NE(msgId[0], 0);
+        }
+
+        uuid_unparse(msgId, strMsgId);
+        CHECK_EQ(strlen(strMsgId), 36);
+
+        INFO("Random UUID: ", strMsgId);
+    }
+}