添加google测试框架

test/CMakeLists.txt

@@ -0,0 +1,22 @@
+cmake_minimum_required(VERSION 3.0)
+project(bus_test)
+
+add_subdirectory(./GTest)
+
+include_directories(GTest/googletest/include)
+include_directories(GTest/googlemock/include)
+include_directories(../include)
+
+aux_source_directory("../src/" SRCS)
+aux_source_directory("${CMAKE_CURRENT_SOURCE_DIR}" TEST_SRCS)
+
+add_executable(bus_test ${SRCS} ${TEST_SRCS})
+
+target_link_libraries(bus_test
+        PRIVATE
+        gtest
+        gtest_main
+        gmock
+        gmock_main
+        pthread
+)