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########################################################################

# CMake build script for Google Mock.

#

# To run the tests for Google Mock itself on Linux, use 'make test' or

# ctest.  You can select which tests to run using 'ctest -R regex'.

# For more options, run 'ctest --help'.

# BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to

# make it prominent in the GUI.

option(BUILD_SHARED_LIBS "Build shared libraries (DLLs)." OFF)

option(gmock_build_tests "Build all of Google Mock's own tests." OFF)

# A directory to find Google Test sources.

if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/gtest/CMakeLists.txt")

  set(gtest_dir gtest)

else()

  set(gtest_dir ../googletest)

endif()

# Defines pre_project_set_up_hermetic_build() and set_up_hermetic_build().

include("${gtest_dir}/cmake/hermetic_build.cmake" OPTIONAL)

if (COMMAND pre_project_set_up_hermetic_build)

  # Google Test also calls hermetic setup functions from add_subdirectory,

  # although its changes will not affect things at the current scope.

  pre_project_set_up_hermetic_build()

endif()

########################################################################

#

# Project-wide settings

# Name of the project.

#

# CMake files in this project can refer to the root source directory

# as ${gmock_SOURCE_DIR} and to the root binary directory as

# ${gmock_BINARY_DIR}.

# Language "C" is required for find_package(Threads).

project(gmock CXX C)

cmake_minimum_required(VERSION 2.6.2)

if (COMMAND set_up_hermetic_build)

  set_up_hermetic_build()

endif()

# Instructs CMake to process Google Test's CMakeLists.txt and add its

# targets to the current scope.  We are placing Google Test's binary

# directory in a subdirectory of our own as VC compilation may break

# if they are the same (the default).

add_subdirectory("${gtest_dir}" "${gmock_BINARY_DIR}/gtest")

# Although Google Test's CMakeLists.txt calls this function, the

# changes there don't affect the current scope.  Therefore we have to

# call it again here.

config_compiler_and_linker()  # from ${gtest_dir}/cmake/internal_utils.cmake

# Adds Google Mock's and Google Test's header directories to the search path.

include_directories("${gmock_SOURCE_DIR}/include"

                    "${gmock_SOURCE_DIR}"

                    "${gtest_SOURCE_DIR}/include"

                    # This directory is needed to build directly from Google

                    # Test sources.

                    "${gtest_SOURCE_DIR}")

# Summary of tuple support for Microsoft Visual Studio:

# Compiler    version(MS)  version(cmake)  Support

# ----------  -----------  --------------  -----------------------------

# <= VS 2010  <= 10        <= 1600         Use Google Tests's own tuple.

# VS 2012     11           1700            std::tr1::tuple + _VARIADIC_MAX=10

# VS 2013     12           1800            std::tr1::tuple

if (MSVC AND MSVC_VERSION EQUAL 1700)

  add_definitions(/D _VARIADIC_MAX=10)

endif()

########################################################################

#

# Defines the gmock & gmock_main libraries.  User tests should link

# with one of them.

# Google Mock libraries.  We build them using more strict warnings than what

# are used for other targets, to ensure that Google Mock can be compiled by

# a user aggressive about warnings.

cxx_library(gmock

            "${cxx_strict}"

            "${gtest_dir}/src/gtest-all.cc"

            src/gmock-all.cc)

cxx_library(gmock_main

            "${cxx_strict}"

            "${gtest_dir}/src/gtest-all.cc"

            src/gmock-all.cc

            src/gmock_main.cc)

# If the CMake version supports it, attach header directory information

# to the targets for when we are part of a parent build (ie being pulled

# in via add_subdirectory() rather than being a standalone build).

if (DEFINED CMAKE_VERSION AND NOT "${CMAKE_VERSION}" VERSION_LESS "2.8.11")

  target_include_directories(gmock      INTERFACE "${gmock_SOURCE_DIR}/include")

  target_include_directories(gmock_main INTERFACE "${gmock_SOURCE_DIR}/include")

endif()

########################################################################

#

# Install rules

install(TARGETS gmock gmock_main

  DESTINATION lib)

install(DIRECTORY ${gmock_SOURCE_DIR}/include/gmock

  DESTINATION include)

########################################################################

#

# Google Mock's own tests.

#

# You can skip this section if you aren't interested in testing

# Google Mock itself.

#

# The tests are not built by default.  To build them, set the

# gmock_build_tests option to ON.  You can do it by running ccmake

# or specifying the -Dgmock_build_tests=ON flag when running cmake.

if (gmock_build_tests)

  # This must be set in the root directory for the tests to be run by

  # 'make test' or ctest.

  enable_testing()

  ############################################################

  # C++ tests built with standard compiler flags.

  cxx_test(gmock-actions_test gmock_main)

  cxx_test(gmock-cardinalities_test gmock_main)

  cxx_test(gmock_ex_test gmock_main)

  cxx_test(gmock-generated-actions_test gmock_main)

  cxx_test(gmock-generated-function-mockers_test gmock_main)

  cxx_test(gmock-generated-internal-utils_test gmock_main)

  cxx_test(gmock-generated-matchers_test gmock_main)

  cxx_test(gmock-internal-utils_test gmock_main)

  cxx_test(gmock-matchers_test gmock_main)

  cxx_test(gmock-more-actions_test gmock_main)

  cxx_test(gmock-nice-strict_test gmock_main)

  cxx_test(gmock-port_test gmock_main)

  cxx_test(gmock-spec-builders_test gmock_main)

  cxx_test(gmock_link_test gmock_main test/gmock_link2_test.cc)

  cxx_test(gmock_test gmock_main)

  if (CMAKE_USE_PTHREADS_INIT)

    cxx_test(gmock_stress_test gmock)

  endif()

  # gmock_all_test is commented to save time building and running tests.

  # Uncomment if necessary.

  # cxx_test(gmock_all_test gmock_main)

  ############################################################

  # C++ tests built with non-standard compiler flags.

  cxx_library(gmock_main_no_exception "${cxx_no_exception}"

    "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)

  cxx_library(gmock_main_no_rtti "${cxx_no_rtti}"

    "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)

  if (NOT MSVC OR MSVC_VERSION LESS 1600)  # 1600 is Visual Studio 2010.

    # Visual Studio 2010, 2012, and 2013 define symbols in std::tr1 that

    # conflict with our own definitions. Therefore using our own tuple does not

    # work on those compilers.

    cxx_library(gmock_main_use_own_tuple "${cxx_use_own_tuple}"

      "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)

    cxx_test_with_flags(gmock_use_own_tuple_test "${cxx_use_own_tuple}"

      gmock_main_use_own_tuple test/gmock-spec-builders_test.cc)

  endif()

  cxx_test_with_flags(gmock-more-actions_no_exception_test "${cxx_no_exception}"

    gmock_main_no_exception test/gmock-more-actions_test.cc)

  cxx_test_with_flags(gmock_no_rtti_test "${cxx_no_rtti}"

    gmock_main_no_rtti test/gmock-spec-builders_test.cc)

  cxx_shared_library(shared_gmock_main "${cxx_default}"

    "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)

  # Tests that a binary can be built with Google Mock as a shared library.  On

  # some system configurations, it may not possible to run the binary without

  # knowing more details about the system configurations. We do not try to run

  # this binary. To get a more robust shared library coverage, configure with

  # -DBUILD_SHARED_LIBS=ON.

  cxx_executable_with_flags(shared_gmock_test_ "${cxx_default}"

    shared_gmock_main test/gmock-spec-builders_test.cc)

  set_target_properties(shared_gmock_test_

    PROPERTIES

    COMPILE_DEFINITIONS "GTEST_LINKED_AS_SHARED_LIBRARY=1")

  ############################################################

  # Python tests.

  cxx_executable(gmock_leak_test_ test gmock_main)

  py_test(gmock_leak_test)

  cxx_executable(gmock_output_test_ test gmock)

  py_test(gmock_output_test)

endif()