File: 1010-use-system-gtest.patch

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Description: Use system gtest if found
Origin: https://github.com/Ondsel-Development/OndselSolver/pull/82

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 7ca7034..c74e679 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -1,11 +1,14 @@
-include(FetchContent)
-FetchContent_Declare(
-  googletest
-  URL https://github.com/google/googletest/archive/03597a01ee50ed33e9dfd640b249b4be3799d395.zip
-)
-# For Windows: Prevent overriding the parent project's compiler/linker settings
-set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
-FetchContent_MakeAvailable(googletest)
+find_package(GTest QUIET)
+if(NOT GTest_FOUND)
+    include(FetchContent)
+    FetchContent_Declare(
+      googletest
+      URL https://github.com/google/googletest/archive/03597a01ee50ed33e9dfd640b249b4be3799d395.zip
+    )
+    # For Windows: Prevent overriding the parent project's compiler/linker settings
+    set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+    FetchContent_MakeAvailable(googletest)
+endif()
 
 if(MSVC)
     add_compile_options(/wd4251)
@@ -54,7 +57,7 @@ target_sources(test_run
 		${CMAKE_CURRENT_SOURCE_DIR}/test.cpp
 )
 target_link_libraries(test_run
-    gtest_main
+    GTest::gtest_main
     gmock_main
     ${Google_Tests_LIBS}
     OndselSolver