[arccore,config] Utilise pour Arccore la version interne de 'googletest'.

Author: grospelliergilles

arccore/CMakeLists.txt

@@ -196,11 +196,19 @@ if (NOT DEFINED ARCCORE_WANT_TEST)
   set(ARCCORE_WANT_TEST TRUE)
 endif()
 
+set (ARCCORE_USE_BUNDLED_GOOGLETEST TRUE)
 if (ARCCORE_WANT_TEST)
   enable_testing()
-  find_package(GTest)
-  if (GTEST_FOUND)
+  if (ARCCORE_USE_BUNDLED_GOOGLETEST)
+    add_subdirectory(extras/googletest)
     include(GoogleTest)
+    add_library(GTest::GTest ALIAS gtest)
+    add_library(GTest::Main ALIAS gtest_main)
+  else()
+    find_package(GTest)
+    if (GTEST_FOUND)
+      include(GoogleTest)
+    endif()
   endif()
 endif()