1########################################################################
2# CMake build script for Google Mock.
3#
4# To run the tests for Google Mock itself on Linux, use 'make test' or
5# ctest.  You can select which tests to run using 'ctest -R regex'.
6# For more options, run 'ctest --help'.
7
8# BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to
9# make it prominent in the GUI.
10option(BUILD_SHARED_LIBS "Build shared libraries (DLLs)." OFF)
11
12option(gmock_build_tests "Build all of Google Mock's own tests." OFF)
13
14# A directory to find Google Test sources.
15if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/gtest/CMakeLists.txt")
16  set(gtest_dir gtest)
17else()
18  set(gtest_dir ../googletest)
19endif()
20
21# Defines pre_project_set_up_hermetic_build() and set_up_hermetic_build().
22include("${gtest_dir}/cmake/hermetic_build.cmake" OPTIONAL)
23
24if (COMMAND pre_project_set_up_hermetic_build)
25  # Google Test also calls hermetic setup functions from add_subdirectory,
26  # although its changes will not affect things at the current scope.
27  pre_project_set_up_hermetic_build()
28endif()
29
30########################################################################
31#
32# Project-wide settings
33
34# Name of the project.
35#
36# CMake files in this project can refer to the root source directory
37# as ${gmock_SOURCE_DIR} and to the root binary directory as
38# ${gmock_BINARY_DIR}.
39# Language "C" is required for find_package(Threads).
40project(gmock CXX C)
41cmake_minimum_required(VERSION 2.6.2)
42
43if (COMMAND set_up_hermetic_build)
44  set_up_hermetic_build()
45endif()
46
47# Instructs CMake to process Google Test's CMakeLists.txt and add its
48# targets to the current scope.  We are placing Google Test's binary
49# directory in a subdirectory of our own as VC compilation may break
50# if they are the same (the default).
51add_subdirectory("${gtest_dir}" "${gmock_BINARY_DIR}/gtest")
52
53# Although Google Test's CMakeLists.txt calls this function, the
54# changes there don't affect the current scope.  Therefore we have to
55# call it again here.
56config_compiler_and_linker()  # from ${gtest_dir}/cmake/internal_utils.cmake
57
58# Adds Google Mock's and Google Test's header directories to the search path.
59include_directories("${gmock_SOURCE_DIR}/include"
60                    "${gmock_SOURCE_DIR}"
61                    "${gtest_SOURCE_DIR}/include"
62                    # This directory is needed to build directly from Google
63                    # Test sources.
64                    "${gtest_SOURCE_DIR}")
65
66# Summary of tuple support for Microsoft Visual Studio:
67# Compiler    version(MS)  version(cmake)  Support
68# ----------  -----------  --------------  -----------------------------
69# <= VS 2010  <= 10        <= 1600         Use Google Tests's own tuple.
70# VS 2012     11           1700            std::tr1::tuple + _VARIADIC_MAX=10
71# VS 2013     12           1800            std::tr1::tuple
72if (MSVC AND MSVC_VERSION EQUAL 1700)
73  add_definitions(/D _VARIADIC_MAX=10)
74endif()
75
76########################################################################
77#
78# Defines the gmock & gmock_main libraries.  User tests should link
79# with one of them.
80
81# Google Mock libraries.  We build them using more strict warnings than what
82# are used for other targets, to ensure that Google Mock can be compiled by
83# a user aggressive about warnings.
84cxx_library(gmock
85            "${cxx_strict}"
86            "${gtest_dir}/src/gtest-all.cc"
87            src/gmock-all.cc)
88
89cxx_library(gmock_main
90            "${cxx_strict}"
91            "${gtest_dir}/src/gtest-all.cc"
92            src/gmock-all.cc
93            src/gmock_main.cc)
94
95# If the CMake version supports it, attach header directory information
96# to the targets for when we are part of a parent build (ie being pulled
97# in via add_subdirectory() rather than being a standalone build).
98if (DEFINED CMAKE_VERSION AND NOT "${CMAKE_VERSION}" VERSION_LESS "2.8.11")
99  target_include_directories(gmock      INTERFACE "${gmock_SOURCE_DIR}/include")
100  target_include_directories(gmock_main INTERFACE "${gmock_SOURCE_DIR}/include")
101endif()
102
103########################################################################
104#
105# Install rules
106install(TARGETS gmock gmock_main
107  DESTINATION lib)
108install(DIRECTORY ${gmock_SOURCE_DIR}/include/gmock
109  DESTINATION include)
110
111########################################################################
112#
113# Google Mock's own tests.
114#
115# You can skip this section if you aren't interested in testing
116# Google Mock itself.
117#
118# The tests are not built by default.  To build them, set the
119# gmock_build_tests option to ON.  You can do it by running ccmake
120# or specifying the -Dgmock_build_tests=ON flag when running cmake.
121
122if (gmock_build_tests)
123  # This must be set in the root directory for the tests to be run by
124  # 'make test' or ctest.
125  enable_testing()
126
127  ############################################################
128  # C++ tests built with standard compiler flags.
129
130  cxx_test(gmock-actions_test gmock_main)
131  cxx_test(gmock-cardinalities_test gmock_main)
132  cxx_test(gmock_ex_test gmock_main)
133  cxx_test(gmock-generated-actions_test gmock_main)
134  cxx_test(gmock-generated-function-mockers_test gmock_main)
135  cxx_test(gmock-generated-internal-utils_test gmock_main)
136  cxx_test(gmock-generated-matchers_test gmock_main)
137  cxx_test(gmock-internal-utils_test gmock_main)
138  cxx_test(gmock-matchers_test gmock_main)
139  cxx_test(gmock-more-actions_test gmock_main)
140  cxx_test(gmock-nice-strict_test gmock_main)
141  cxx_test(gmock-port_test gmock_main)
142  cxx_test(gmock-spec-builders_test gmock_main)
143  cxx_test(gmock_link_test gmock_main test/gmock_link2_test.cc)
144  cxx_test(gmock_test gmock_main)
145
146  if (CMAKE_USE_PTHREADS_INIT)
147    cxx_test(gmock_stress_test gmock)
148  endif()
149
150  # gmock_all_test is commented to save time building and running tests.
151  # Uncomment if necessary.
152  # cxx_test(gmock_all_test gmock_main)
153
154  ############################################################
155  # C++ tests built with non-standard compiler flags.
156
157  cxx_library(gmock_main_no_exception "${cxx_no_exception}"
158    "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)
159
160  cxx_library(gmock_main_no_rtti "${cxx_no_rtti}"
161    "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)
162
163  if (NOT MSVC OR MSVC_VERSION LESS 1600)  # 1600 is Visual Studio 2010.
164    # Visual Studio 2010, 2012, and 2013 define symbols in std::tr1 that
165    # conflict with our own definitions. Therefore using our own tuple does not
166    # work on those compilers.
167    cxx_library(gmock_main_use_own_tuple "${cxx_use_own_tuple}"
168      "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)
169
170    cxx_test_with_flags(gmock_use_own_tuple_test "${cxx_use_own_tuple}"
171      gmock_main_use_own_tuple test/gmock-spec-builders_test.cc)
172  endif()
173
174  cxx_test_with_flags(gmock-more-actions_no_exception_test "${cxx_no_exception}"
175    gmock_main_no_exception test/gmock-more-actions_test.cc)
176
177  cxx_test_with_flags(gmock_no_rtti_test "${cxx_no_rtti}"
178    gmock_main_no_rtti test/gmock-spec-builders_test.cc)
179
180  cxx_shared_library(shared_gmock_main "${cxx_default}"
181    "${gtest_dir}/src/gtest-all.cc" src/gmock-all.cc src/gmock_main.cc)
182
183  # Tests that a binary can be built with Google Mock as a shared library.  On
184  # some system configurations, it may not possible to run the binary without
185  # knowing more details about the system configurations. We do not try to run
186  # this binary. To get a more robust shared library coverage, configure with
187  # -DBUILD_SHARED_LIBS=ON.
188  cxx_executable_with_flags(shared_gmock_test_ "${cxx_default}"
189    shared_gmock_main test/gmock-spec-builders_test.cc)
190  set_target_properties(shared_gmock_test_
191    PROPERTIES
192    COMPILE_DEFINITIONS "GTEST_LINKED_AS_SHARED_LIBRARY=1")
193
194  ############################################################
195  # Python tests.
196
197  cxx_executable(gmock_leak_test_ test gmock_main)
198  py_test(gmock_leak_test)
199
200  cxx_executable(gmock_output_test_ test gmock)
201  py_test(gmock_output_test)
202endif()
203