First commit

.gitignore

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+build

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.1.0)
+project(test)
+
+configure_file(CMakeLists.txt.in googletest-download/CMakeLists.txt)
+execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
+  RESULT_VARIABLE result
+  WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download )
+if(result)
+  message(FATAL_ERROR "CMake step for googletest failed: ${result}")
+endif()
+execute_process(COMMAND ${CMAKE_COMMAND} --build .
+  RESULT_VARIABLE result
+  WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download )
+if(result)
+  message(FATAL_ERROR "Build step for googletest failed: ${result}")
+endif()
+
+# Prevent overriding the parent project's compiler/linker
+# settings on Windows
+set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+
+# Add googletest directly to our build. This defines
+# the gtest and gtest_main targets.
+add_subdirectory(${CMAKE_CURRENT_BINARY_DIR}/googletest-src
+                 ${CMAKE_CURRENT_BINARY_DIR}/googletest-build
+                 EXCLUDE_FROM_ALL)
+
+# The gtest/gtest_main targets carry header search path
+# dependencies automatically when using CMake 2.8.11 or
+# later. Otherwise we have to add them here ourselves.
+if (CMAKE_VERSION VERSION_LESS 2.8.11)
+  include_directories("${gtest_SOURCE_DIR}/include")
+endif()
+
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/unittest)

CMakeLists.txt.in

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+cmake_minimum_required(VERSION 3.1.0)
+
+project(googletest-download NONE)
+
+include(ExternalProject)
+ExternalProject_Add(googletest
+#  URL               ${CMAKE_SOURCE_DIR}/thirdparty/gtest/googletest-release-1.8.0.zip
+  URL               https://github.com/google/googletest/archive/release-1.12.1.zip
+  SOURCE_DIR        "${CMAKE_CURRENT_BINARY_DIR}/googletest-src"
+  BINARY_DIR        "${CMAKE_CURRENT_BINARY_DIR}/googletest-build"
+  CONFIGURE_COMMAND ""
+  BUILD_COMMAND     ""
+  INSTALL_COMMAND   ""
+  TEST_COMMAND      ""
+)

unittest/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.1.0)
+project(unittest)
+
+# Now simply link against gtest or gtest_main as needed. 
+add_executable(utest test_test.cc)
+target_link_libraries(utest gtest_main)
+enable_testing()

unittest/test_test.cc

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+#include "gtest/gtest.h"
+TEST(TestSuiteName, TestName) {
+    EXPECT_EQ(1, 1);
+}