fix: fix ci bugs

Author: matrixji

cpp/test/CMakeLists.txt

@@ -1,33 +1,42 @@
 
 ENABLE_TESTING()
 
-set(USE_GTEST_FROM "auto" CACHE STRING "Select GTest installation method")
+set(USE_GTEST_FROM "source" CACHE STRING "Select GTest installation method")
 set_property(CACHE USE_GTEST_FROM PROPERTY STRINGS "auto" "system" "source")
 
 set(GTEST_DOWNLOAD_URL "https://github.com/google/googletest/releases/download/v1.15.2/googletest-1.15.2.tar.gz"
         CACHE STRING "GTest download URL")
 
 
-include(FindGTest)
 include(FetchContent)
 
+message(STATUS "GTest installation method: ${USE_GTEST_FROM}")
+
 if (USE_GTEST_FROM STREQUAL "system")
     find_package(GTest REQUIRED)
-    message(STATUS "GTest from system, ${GTEST_INCLUDE_DIRS}")
 elseif (USE_GTEST_FROM STREQUAL "auto")
     find_package(GTest)
 endif ()
 
-if (NOT GTest_FOUND)
+set(test_dependency_libs gtest gtest_main)
+
+# DOWNLOAD_EXTRACT_TIMESTAMP
+if (POLICY CMP0135)
+    cmake_policy(SET CMP0135 NEW)
+endif ()
+
+if (GTest_FOUND)
+    message(STATUS "GTest from system")
+    set(test_dependency_libs GTest::GTest GTest::Main)
+else ()
     message(STATUS "GTest not found, download fom ${GTEST_DOWNLOAD_URL}")
     FetchContent_Declare(
             googletest
             URL ${GTEST_DOWNLOAD_URL}
-            DOWNLOAD_EXTRACT_TIMESTAMP ON
-            FIND_PACKAGE_ARGS NAMES GTest
+            EXCLUDE_FROM_ALL
     )
     FetchContent_MakeAvailable(googletest)
-    message(STATUS "GTest from source, ${GTEST_INCLUDE_DIRS}")
+    message(STATUS "GTest from source")
 endif ()
 
 add_executable(test_gb32960_parser
@@ -40,6 +49,6 @@ target_include_directories(test_gb32960_parser PRIVATE
 )
 target_link_libraries(test_gb32960_parser PRIVATE
         gb32960-parser
-        ${GTEST_BOTH_LIBRARIES}
+        ${test_dependency_libs}
 )