From e8619813072f8eb7cf2d0e30b331c791405f5fef Mon Sep 17 00:00:00 2001

From: Vitaly Zaitsev <vitaly@easycoding.org>

Date: Wed, 8 Sep 2021 19:41:07 +0200

Subject: [PATCH] Added support of packaged GTest for running unit tests.

Signed-off-by: Vitaly Zaitsev <vitaly@easycoding.org>

---

 CMakeLists.txt | 10 +++++++++-

 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt

index 49f2ae2a0..0570d050d 100644

--- a/CMakeLists.txt

+++ b/CMakeLists.txt

@@ -307,7 +307,15 @@ if (BENCHMARK_ENABLE_TESTING)

   if (BENCHMARK_ENABLE_GTEST_TESTS AND

       NOT (TARGET gtest AND TARGET gtest_main AND

            TARGET gmock AND TARGET gmock_main))

-    include(GoogleTest)

+    find_package(GTest QUIET)

+    if (GTEST_FOUND)

+      add_library(gtest ALIAS GTest::gtest)

+      add_library(gtest_main ALIAS GTest::gtest_main)

+      add_library(gmock ALIAS GTest::gmock)

+      add_library(gmock_main ALIAS GTest::gmock_main)

+    else()

+      include(GoogleTest)

+    endif()

   endif()

   add_subdirectory(test)

 endif()