Updated GoogleTest, auto-install

Signed-off-by: Vlad Gheorghiu <[email protected]>

Author: vsoftco

unit_tests/CMakeLists.txt

@@ -1,14 +1,25 @@
 include(GoogleTest)
 set(TARGET_NAME "unit_tests")
-
-# Link Google Test dynamically if using MSVC
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+# GoogleTest
+include(FetchContent)
+message(STATUS "Fetching GoogleTest...")
+FetchContent_Declare(
+  googletest
+  GIT_REPOSITORY https://github.com/google/googletest.git
+  GIT_TAG main
+  GIT_SHALLOW TRUE
+  GIT_PROGRESS TRUE)
+# For Windows: Prevent overriding the parent project's compiler/linker settings,
+# and add /bigobj option
 if(MSVC)
+  add_compile_options(/bigobj)
   set(gtest_force_shared_crt
       ON
       CACHE BOOL "" FORCE)
 endif()
-
-add_subdirectory(libs/googletest-release-1.12.1 EXCLUDE_FROM_ALL)
+FetchContent_MakeAvailable(googletest)
 
 aux_source_directory(tests TEST_FILES)
 aux_source_directory(tests/parser TEST_FILES)
@@ -17,9 +28,7 @@ aux_source_directory(tests/utils TEST_FILES)
 add_executable(${TARGET_NAME} EXCLUDE_FROM_ALL tests/main.cpp)
 add_dependencies(unit_tests ${TARGET_NAME})
 
-if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.13")
-  cmake_policy(SET CMP0076 NEW)
-endif()
+cmake_policy(SET CMP0076 NEW)
 
 # Build all tests in ${TEST_FILES}
 foreach(file ${TEST_FILES})