修复了半自动测试系统读取文件过程中存在的系列问题

all_test/CMakeLists.txt

@@ -10,6 +10,6 @@ aux_source_directory("${CMAKE_CURRENT_SOURCE_DIR}/src" ALL_TEST_SRCS)
 add_executable(bus_all_test ${SRCS} ${ALL_TEST_SRCS} main.c)
 
 add_custom_command(TARGET bus_all_test POST_BUILD
-        COMMAND ${CMAKE_COMMAND} -E copy_if_different
-        "${CMAKE_CURRENT_SOURCE_DIR}/test_cases/"
-        $<TARGET_FILE_DIR:bus_all_test>)
+        COMMAND ${CMAKE_COMMAND} -E copy_directory
+        "${CMAKE_CURRENT_SOURCE_DIR}/test_cases"
+        "$<TARGET_FILE_DIR:bus_all_test>/test_cases")