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Merge pull request #2074 from ArthurSonzogni/develop
Add CMake fetchcontent documentation and tests
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,18 @@ | ||
if (${CMAKE_VERSION} VERSION_GREATER "3.11.0") | ||
add_test(NAME cmake_fetch_content_configure | ||
COMMAND ${CMAKE_COMMAND} | ||
-G "${CMAKE_GENERATOR}" | ||
-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER} | ||
-Dnlohmann_json_source=${PROJECT_SOURCE_DIR} | ||
${CMAKE_CURRENT_SOURCE_DIR}/project | ||
) | ||
add_test(NAME cmake_fetch_content_build | ||
COMMAND ${CMAKE_COMMAND} --build . | ||
) | ||
set_tests_properties(cmake_fetch_content_configure PROPERTIES | ||
FIXTURES_SETUP cmake_fetch_content | ||
) | ||
set_tests_properties(cmake_fetch_content_build PROPERTIES | ||
FIXTURES_REQUIRED cmake_fetch_content | ||
) | ||
endif() |
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cmake_minimum_required(VERSION 3.11) | ||
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||
project(DummyImport CXX) | ||
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include(FetchContent) | ||
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FetchContent_Declare(json | ||
GIT_REPOSITORY ${CMAKE_CURRENT_SOURCE_DIR}/../../.. | ||
GIT_TAG HEAD) | ||
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||
FetchContent_GetProperties(json) | ||
if(NOT json_POPULATED) | ||
FetchContent_Populate(json) | ||
add_subdirectory(${json_SOURCE_DIR} ${json_BINARY_DIR} EXCLUDE_FROM_ALL) | ||
endif() | ||
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||
add_executable(with_namespace_target main.cpp) | ||
target_link_libraries(with_namespace_target nlohmann_json::nlohmann_json) | ||
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add_executable(without_namespace_target main.cpp) | ||
target_link_libraries(without_namespace_target nlohmann_json) |
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#include <nlohmann/json.hpp> | ||
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int main(int argc, char **argv) | ||
{ | ||
nlohmann::json j; | ||
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return 0; | ||
} |